Elastic cylindrical pin machining device

Abstract

The utility model relates to the technical field of cylindrical pin machining, and discloses an elastic cylindrical pin machining device which comprises a base, an electric push rod is fixedly installed on the base, the output end of the electric push rod is fixedly connected with a connecting strip, the connecting strip is fixedly connected with a rack, the rack is in meshed connection with a gear, and the gear is in meshed connection with the electric push rod. A rotating rod is fixedly connected to the gear, a clamping block is fixedly connected to the connecting block, and a driven rod is rotationally connected to the mounting block. According to the elastic cylindrical pin machining device, when the elastic cylindrical pin machining device is used, the electric push rod is started, the first connecting plate is driven to rotate through the arrangement of the rack and the gear, cylindrical pin bars are clamped through the two sets of clamping blocks and are not prone to loosening, at the moment, a handle is rotated, the lifting plate drives the motor to move downwards, and then the cylindrical pin bars are machined. The drilling depth of the drill bit can be adjusted according to cylindrical pin bars of different lengths, operation is easy, the machining process is more convenient, machining efficiency can be improved, and the use effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of cylindrical pin processing, in particular to an elastic cylindrical pin processing device. Background Art

[0002] Elastic cylindrical pins, also known as spring pins, are headless hollow cylindrical bodies with axial slots and chamfered ends. They are used for positioning, connecting, and fixing parts. They need to have good elasticity and shear resistance. The outer diameter of this type of pin is slightly larger than the assembly hole diameter. Existing elastic cylindrical pin products have a wide range of uses. In various locks and stainless steel furniture connectors, their usage reaches one-tenth of screws and nuts.

[0003] However, the existing elastic cylindrical pin processing device has a weak clamping effect on the elastic cylindrical pin rod material, and cannot flexibly adjust the drilling depth for cylindrical pin rods of different lengths. It is inconvenient to use and has low processing efficiency. At the same time, the drill bit is prone to overheating after working for a long time. The existing processing device cannot cool down according to the different positions of the drill bit, which affects the product processing efficiency. Therefore, an elastic cylindrical pin processing device is proposed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes an elastic cylindrical pin processing device.

[0005] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an elastic cylindrical pin processing device, comprising a base, an electric push rod is fixedly installed on the base, the output end of the electric push rod is fixedly connected to a connecting bar, the connecting bar is fixedly connected to a rack, the rack is meshingly connected to a gear, the gear is fixedly connected to a rotating rod, the rotating rod is fixedly connected to a first connecting plate, a connecting block is hinged on the first connecting plate, a clamping block is fixedly connected to the connecting block, a mounting block is fixedly connected to the base, a driven rod is rotatably connected to the mounting block, the driven rod is fixedly connected to a second connecting plate, and the second connecting plate is hinged to the connecting block.

[0006] As a further description of the above technical solution:

[0007] A lifting threaded rod is rotatably connected to the base, a lifting plate is threadedly connected to the lifting threaded rod, a motor is fixedly mounted on the lifting plate, a drill bit is fixedly connected to the output end of the motor, a sliding rod is fixedly connected to the base, a through slot is provided on the base, and a handle is fixedly connected to one end of the lifting threaded rod.

[0008] As a further description of the above technical solution:

[0009] The base is rotatably connected to a first worm, the first worm is meshedly connected to a first worm wheel, the first worm wheel is fixedly connected to a connecting rod, the connecting rod is fixedly connected to a fixed block, the fixed block is rotatably connected to a second worm, the second worm is meshedly connected to a second worm wheel, and the second worm wheel is fixedly connected to a rotating rod.

[0010] As a further description of the above technical solution:

[0011] A water spray head is rotatably connected to the rotating rod, a water pump is fixedly installed on the base, a water pipe is fixedly connected to the water pump, the water pipe is fixedly connected to the water spray head, one end of the first worm gear is fixedly connected to a first knob, and one end of the second worm gear is fixedly connected to a second knob.

[0012] As a further description of the above technical solution:

[0013] The electric push rod is located at the rear side of the base, the connecting bar penetrates and slides to be connected to the base, the connecting bar penetrates and slides to be connected to the mounting block, the rack, gear, and clamping block are each provided with two groups and are symmetrically distributed, and the rotating rod and the driven rod are both rotatably connected to the mounting block.

[0014] As a further description of the above technical solution:

[0015] The lifting plate is slidably connected to the sliding rod, the drill bit is located above the through slot, and the through slot is located between the two groups of clamping blocks.

[0016] As a further description of the above technical solution:

[0017] The connecting rod penetrates and is rotatably connected to the base, the rotating rod rotates on the fixed block, and the water pump is located at one side of the base.

[0018] The utility model has the following beneficial effects:

[0019] 1. In the utility model, when the elastic cylindrical pin processing device is used, the electric push rod is started, and the first connecting plate is driven to rotate through the arrangement of the rack and the gear, so that the two groups of clamping blocks are close to each other, and the cylindrical pin bar material is clamped by the two groups of clamping blocks, which is more firmly clamped and not easy to loosen during the processing. At this time, the handle is turned to make the lifting plate drive the motor to move downward, so that the drilling depth of the drill bit can be adjusted according to the cylindrical pin bars of different lengths. The operation is simple, the processing process is more convenient, which is conducive to improving the processing efficiency and has a better use effect.

[0020] 2. In the utility model, when the elastic cylindrical pin processing device is used, when the temperature of the drill bit rises and becomes overheated, the water supply pipe is connected to an external water source, and the water pump is started. Under the action of the water pump, water is transported from the water supply pipe to the water spray head and sprayed out, thereby cooling the drill bit. At the same time, through the arrangement of the first worm, the first worm gear, the second worm, and the second worm gear, the angle of the water spray head in the horizontal and vertical directions can be adjusted. The water spraying direction of the water spray head can be adjusted at multiple angles, which can more conveniently cool the drill bit and is beneficial to protecting the service life of the drill bit. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 A schematic diagram of the structure of an elastic cylindrical pin processing device proposed by the utility model Figure 1 ;

[0022] Figure 2 A schematic diagram of the structure of an elastic cylindrical pin processing device proposed by the utility model Figure 2 ;

[0023] Figure 3 This is a partial structural section of an elastic cylindrical pin processing device proposed by the utility model Figure 1 ;

[0024] Figure 4 This is a partial structural section of an elastic cylindrical pin processing device proposed by the utility model Figure 2 ;

[0025] Figure 5 for Figure 4 Enlarged view of point A in the middle.

[0026] Legend:

[0027] 1. Base; 2. Electric push rod; 3. Connecting strip; 4. Rack; 5. Gear; 6. Rotating rod; 7. First connecting plate; 8. Connecting block; 9. Clamping block; 10. Mounting block; 11. Follower rod; 12. Second connecting plate; 13. Lifting threaded rod; 14. Lifting plate; 15. Motor; 16. Drill bit; 17. Sliding rod; 18. Through slot; 19. First worm; 20. Second worm gear; 21. Connecting rod; 22. Fixed block; 23. Second worm; 24. Second worm gear; 25. Rotating rod; 26. Sprinkler head; 27. Water pump; 28. Water pipe; 29. ​​Handle; 30. First knob; 31. Second knob. DETAILED DESCRIPTION

[0028] 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.

[0029] Reference Figure 1-Figure 5 The utility model provides an embodiment of an elastic cylindrical pin processing device, comprising a base 1, an electric push rod 2 is fixedly installed on the base 1, a connecting bar 3 is fixedly connected to the output end of the electric push rod 2, a rack 4 is fixedly connected to the connecting bar 3, a gear 5 is meshed and connected to the rack 4, a rotating rod 6 is fixedly connected to the gear 5, a first connecting plate 7 is fixedly connected to the rotating rod 6, a connecting block 8 is hinged on the first connecting plate 7, a clamping block 9 is fixedly connected to the connecting block 8, a mounting block 10 is fixedly connected to the base 1, a driven rod 11 is rotatably connected to the mounting block 10, a second connecting plate 12 is fixedly connected to the driven rod 11, and the second connecting plate 12 is hinged to the connecting block 8. When the electric push rod 2 is started, the first connecting plate 7 is driven to rotate by the arrangement of the rack 4 and the gear 5, so that the two groups of clamping blocks 9 are close to each other, and the cylindrical pin bar material is clamped by the two groups of clamping blocks 9, the clamping is more firm, it is not easy to loosen during the processing, the operation is simple, the processing process is more convenient, it is conducive to improving the processing efficiency, and the use effect is better.

[0030] In addition, the base 1 is rotatably connected with a lifting threaded rod 13, and a lifting plate 14 is threadedly connected to the lifting threaded rod 13. A motor 15 is fixedly installed on the lifting plate 14, and a drill bit 16 is fixedly connected to the output end of the motor 15. A slide bar 17 is fixedly connected to the base 1. A through slot 18 is provided on the base 1. A handle 29 is fixedly connected to one end of the lifting threaded rod 13. At this time, the handle 29 is turned so that the lifting plate 14 drives the motor 15 to move downward, thereby realizing that the drilling depth of the drill bit 16 can be adjusted according to the cylindrical pin rods of different lengths. A first worm 19 is rotatably connected to the base 1, and a first worm 19 is meshedly connected to the first worm 19. The worm gear 20 is fixedly connected to a connecting rod 21, a fixed block 22 is fixedly connected to the connecting rod 21, a second worm 23 is rotatably connected to the fixed block 22, a second worm 24 is meshingly connected to the second worm 23, a rotating rod 25 is fixedly connected to the second worm 24, a water spray head 26 is rotatably connected to the rotating rod 25, a water pump 27 is fixedly installed on the base 1, a water pipe 28 is fixedly connected to the water pump 27, and the water pipe 28 is fixedly connected to the water spray head 26, one end of the first worm 19 is fixedly connected to a first knob 30, one end of the second worm 23 is fixedly connected to a second knob 31, and the first knob 30 is manually turned. The first knob 30 drives the first worm gear 20 to rotate through the first worm 19, and the first worm gear 20 drives the fixing block 22 to rotate through the connecting rod 21, thereby realizing the angle adjustment of the water spray head 26 in the horizontal direction, and manually turning the second knob 31, the second knob 31 drives the second worm gear 24 to rotate through the second worm 23, and the second worm gear 24 drives the water spray head 26 to rotate through the rotating rod 25, thereby realizing the angle adjustment of the water spray head 26 in the vertical direction, the electric push rod 2 is located at the rear side of the base 1, the connecting strip 3 penetrates and is slidably connected to the base 1, the connecting strip 3 penetrates and is slidably connected to the mounting block 10, and the rack 4, the gear 5, and the clamping block 9 are all provided with There are two groups of symmetrically distributed, the rotating rod 6 and the driven rod 11 are both rotatably connected to the mounting block 10, the lifting plate 14 is slidably connected to the sliding rod 17, the drill bit 16 is located above the through slot 18, the through slot 18 is located between the two groups of clamping blocks 9, the connecting rod 21 penetrates and is rotatably connected to the base 1, the rotating rod 25 rotates on the fixed block 22, the water pump 27 is located on one side of the base 1, the water pump 27 is started, and under the action of the water pump 27, the water flow is transported from the water pipe 28 to the water sprinkler 26 and sprayed out, so as to cool the drill bit 16, and by adjusting the water spraying direction of the water sprinkler 26 at multiple angles, the drill bit 16 can be cooled more conveniently to prevent overheating and damage to the drill bit 16.

[0031] Working principle: when using the elastic cylindrical pin processing device, the operator places the elastic cylindrical pin bar to be drilled between the two groups of clamping blocks 9, starts the electric push rod 2, the electric push rod 2 drives the rack 4 to move forward through the connecting bar 3, the rack 4 drives the gear 5 to rotate, the gear 5 drives the first connecting plate 7 to rotate through the rotating rod 6, the first connecting plate 7 drives the two groups of clamping blocks 9 to approach the middle through the connecting block 8, and the connecting block 8 also drives the second connecting plate 12 to rotate around the driven rod 11, and the cylindrical pin bar is clamped and fixed by the mutual approach of the two groups of clamping blocks 9. At this time, the handle 29 is manually rotated, and the handle 29 drives the lifting plate 14 to move downward along the drill bit 16 through the lifting threaded rod 13, and the lifting plate 14 drives the motor 15 to move downward, so that the drilling depth of the drill bit 16 can be adjusted according to the cylindrical pin bars of different lengths, and the motor 15 is started. The motor 15 drives the drill bit 16 to rotate, and the drill bit 16 is used to drill the elastic cylindrical pin bar, and the through groove 18 is used to make the drill After drilling through the rod material, the head 16 can move down a certain distance to prevent the drill bit 16 from directly drilling through the base 1, thereby protecting the use of the drill bit 16. When the temperature of the drill bit 16 rises, the water pipe 28 is connected to an external water source, and the water pump 27 is started. Under the action of the water pump 27, water is transported from the water pipe 28 to the water spray head 26 and sprayed out, thereby cooling the drill bit 16. Because the drill bit 16 can be adjusted to different heights and the position is not fixed, the operator can manually turn the first knob 30, and the first knob 30 is adjusted by the first worm. The rod 19 drives the first worm gear 20 to rotate, and the first worm gear 20 drives the fixed block 22 to rotate through the connecting rod 21, thereby realizing the angle adjustment of the water spray head 26 in the horizontal direction. The second knob 31 is manually rotated, and the second knob 31 drives the second worm gear 24 to rotate through the second worm 23. The second worm gear 24 drives the water spray head 26 to rotate through the rotating rod 25, thereby realizing the angle adjustment of the water spray head 26 in the vertical direction. By adjusting the water spraying direction of the water spray head 26 at multiple angles, it is convenient to cool the drill bit 16.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can 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 should be included in the protection scope of the present invention.

Claims

1. An elastic cylindrical pin processing device, comprising a base (1), characterized in that: An electric push rod (2) is fixedly mounted on the base (1); an output end of the electric push rod (2) is fixedly connected to a connecting bar (3); a rack (4) is fixedly connected to the connecting bar (3); a gear (5) is meshingly connected to the rack (4); a rotating rod (6) is fixedly connected to the gear (5); a first connecting plate (7) is fixedly connected to the rotating rod (6); a connecting block (8) is hingedly connected to the first connecting plate (7); a clamping block (9) is fixedly connected to the connecting block (8); a mounting block (10) is fixedly connected to the base (1); a driven rod (11) is rotatably connected to the mounting block (10); a second connecting plate (12) is fixedly connected to the driven rod (11); and the second connecting plate (12) is hingedly connected to the connecting block (8).

2. The elastic cylindrical pin processing device according to claim 1, characterized in that: The base (1) is rotatably connected to a lifting threaded rod (13), a lifting plate (14) is threadedly connected to the lifting threaded rod (13), a motor (15) is fixedly mounted on the lifting plate (14), an output end of the motor (15) is fixedly connected to a drill bit (16), a sliding rod (17) is fixedly connected to the base (1), a through slot (18) is provided on the base (1), and one end of the lifting threaded rod (13) is fixedly connected to a handle (29).

3. The elastic cylindrical pin processing device according to claim 2, characterized in that: The base (1) is rotatably connected to a first worm (19), the first worm (19) is meshedly connected to a first worm wheel (20), the first worm wheel (20) is fixedly connected to a connecting rod (21), the connecting rod (21) is fixedly connected to a fixed block (22), the fixed block (22) is rotatably connected to a second worm (23), the second worm (23) is meshedly connected to a second worm wheel (24), and the second worm wheel (24) is fixedly connected to a rotating rod (25).

4. The elastic cylindrical pin processing device according to claim 3, characterized in that: A water spray head (26) is rotatably connected to the rotating rod (25), a water pump (27) is fixedly installed on the base (1), a water delivery pipe (28) is fixedly connected to the water pump (27), the water delivery pipe (28) is fixedly connected to the water spray head (26), one end of the first worm gear (19) is fixedly connected to a first knob (30), and one end of the second worm gear (23) is fixedly connected to a second knob (31).

5. The elastic cylindrical pin processing device according to claim 4, characterized in that: The electric push rod (2) is located at the rear side of the base (1), the connecting bar (3) penetrates and is slidably connected to the base (1), the connecting bar (3) penetrates and is slidably connected to the mounting block (10), the rack (4), the gear (5), and the clamping block (9) are all provided in two groups and are symmetrically distributed, and the rotating rod (6) and the driven rod (11) are both rotatably connected to the mounting block (10).

6. The elastic cylindrical pin processing device according to claim 5, characterized in that: The lifting plate (14) is slidably connected to the sliding rod (17), the drill bit (16) is located above the through slot (18), and the through slot (18) is located between the two groups of clamping blocks (9).

7. The elastic cylindrical pin processing device according to claim 6, characterized in that: The connecting rod (21) is rotatably connected to the base (1), the rotating rod (25) is rotatable on the fixed block (22), and the water pump (27) is located on one side of the base (1).

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