Auxiliary fixing mechanism for nut machining

Abstract

The invention relates to the technical field of nut machining, and discloses a nut machining auxiliary fixing mechanism which comprises a fixing mechanism, and a tapping mechanism is arranged at the top of the fixing mechanism; the fixing mechanism comprises a workbench, a shell is fixedly connected to the top of the workbench, a stepping motor is installed in the shell, a rotating disc is arranged at the top of the shell, an output shaft of the stepping motor is fixedly connected with the rotating disc, and a circular ring is fixedly connected to the bottom of the rotating disc. A rotating ring is fixedly connected to the inner wall of the circular ring, and a rotating groove is formed in the outer wall of the shell. According to the auxiliary fixing mechanism for nut machining, the stepping motor drives the rotating disc to rotate by one fourth, so that the circular ring drives the rotating ring to rotate in the rotating groove of the shell, a nut to be machined rotates to the position below the tapping head to be continuously machined, the machined nut can be taken down, an unmachined nut can be placed on the nut, and continuous machining is achieved; the processing efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of nut processing, and in particular to a nut processing auxiliary fixing mechanism. Background Art

[0002] Nuts are parts that tightly connect mechanical equipment. Nuts are parts that are screwed together with bolts or screws through the inner threads to play a tightening role. Only nuts and bolts of the same specifications can be connected together. The nut threads need to be tapped with tapping equipment.

[0003] Chinese patent authorization announcement number CN212704819U discloses a tapping device for nut processing, including a cleaning chamber, a drop chamber, a primary stainless steel filter plate, a slide-down cylinder, a guide cylinder, a filter housing and a liquid outlet pipe. The cleaning chambers are symmetrically opened on the left and right sides of the upper end surface of the operating table, and the drop chamber is opened in the middle position of the upper end surface of the operating table. A primary stainless steel filter plate is placed inside the operating table, and the slide-down cylinders are symmetrically installed on the left and right end surfaces of the operating table. The guide cylinder is welded in the middle position of the lower end surface of the operating table, and the liquid outlet pipe is welded in the middle position of the lower end surface of the filter housing. This design solves the problem that the chips and cutting fluid generated by the original tapping machine will be mixed and discharged for cleaning, resulting in a waste of cutting fluid. The invention has a reasonable structure, is convenient for collecting and separating the chips and cutting fluid generated by the tapping machine, is easy to use, and has strong practicality.

[0004] However, the above-mentioned prior art cannot realize continuous tapping, or the interval time of continuous tapping is long, which affects the processing efficiency. Therefore, a nut processing auxiliary fixing mechanism is urgently needed. Summary of the invention

[0005] The object of the present invention is to provide a nut processing auxiliary fixing mechanism to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the present invention provides the following technical solutions: a nut processing auxiliary fixing mechanism, comprising a fixing mechanism, a tapping mechanism is arranged on the top of the fixing mechanism;

[0007] The fixing mechanism includes a workbench, the top of the workbench is fixedly connected to a shell, a stepper motor is installed inside the shell, a rotating disk is arranged on the top of the shell, the output shaft of the stepper motor is fixedly connected to the rotating disk, the bottom of the rotating disk is fixedly connected to a ring, the inner wall of the ring is fixedly connected to a rotating ring, the outer wall of the shell is provided with a rotating groove, the top of the rotating disk is provided with a plurality of fixing clips, the top of the rotating disk is provided with a plurality of sliding grooves, screw rods are respectively rotatably arranged in the plurality of sliding grooves, the surface of each screw rod is threadedly connected to a fastening frame, one end of each fastening frame is fixedly connected to a movable clamp, one end of each screw rod respectively movably passes through the rotating disk and extends to its outside, and one end of each screw rod away from the rotating disk is fixedly connected to a handle.

[0008] Preferably, each of the fastening frames is slidably disposed in a slide groove, and the rotating ring is slidably disposed in a rotating groove.

[0009] The nut to be tapped is placed between the fixed clamp and the movable clamp on the rotating disk in sequence, and the screw rod drives the fastening frame to slide in the slide groove by turning the handle to fix the nut to be processed.

[0010] Preferably, the tapping mechanism includes a cylinder, the top of the cylinder is fixedly connected to a lifting plate, the top of the lifting plate is fixedly connected to a fixing frame, the bottom of the fixing frame is fixedly connected to a tapping motor, a tapping head is installed at the output end of the tapping motor, and two limit holes are provided on the lifting plate, and limit rods are respectively slidably inserted into the two limit holes.

[0011] Preferably, the bottom of the cylinder is fixedly connected to the workbench, and the bottoms of the two limit rods are fixedly connected to the workbench.

[0012] One of the nuts to be processed is located under the tapping head. The lifting plate is driven downward by the contraction of the cylinder, which in turn drives the tapping motor downward. The tapping head is driven by the tapping motor to process the nut. When the lifting plate moves downward, the limit rod in the sliding hole is used to limit the movement range of the lifting plate and improve stability.

[0013] Preferably, two through slots are provided on the top of the workbench, and filter nets are provided in the two through slots.

[0014] Preferably, the bottom of the workbench is fixedly connected to a box body, a circulating pump is installed on the back of the box body, a suction pipe is provided at one end of the circulating pump, a discharge pipe is provided at the other end of the circulating pump, and a corrugated hose is installed at the end of the discharge pipe away from the circulating pump.

[0015] The circulation pump is started to extract the cutting fluid in the box through the extraction pipe, and spray it out through the corrugated hose at one end of the discharge pipe to cool and lubricate the tapping head during cutting.

[0016] Preferably, one side of the corrugated hose is fixedly connected to the lifting plate, and one end of the liquid extraction tube passes through the box body and extends into the interior thereof.

[0017] Compared with the prior art, the beneficial effects achieved by the present invention are:

[0018] First, the present invention drives the rotating disk to rotate a quarter by a stepping motor, so that the circular ring drives the rotating ring to rotate in the rotating groove of the outer shell, so that the nut to be processed is rotated to the bottom of the tapping head for continuous processing, and the processed nut can be removed and replaced with an unprocessed nut, thereby realizing continuous processing and improving processing efficiency.

[0019] Second, in the present invention, the circulation pump is started to extract the cutting liquid in the box through the extraction pipe, and spray it out through the corrugated hose at one end of the discharge pipe to cool and lubricate the tapping head during cutting, and the filter net in the two through grooves of the rotating disk is used to filter the debris in the cutting liquid, and the filtered cutting liquid re-enters the box. When the cutting liquid in the box needs to be replaced, the valve of the discharge pipe at the bottom of the box can be opened to discharge it, and there is a liquid injection pipe on the right side of the box to inject new cutting liquid. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0021] Figure 2 It is a schematic diagram of the rear side structure of the present invention;

[0022] Figure 3 This is a schematic diagram of the front structure of the housing and the rotating disk of the present invention;

[0023] Figure 4 It is a schematic diagram of the top view structure of the present invention;

[0024] Figure 5 It is a schematic diagram of the left side cutaway structure of the present invention.

[0025] Among them: 1. workbench; 2. shell; 3. stepper motor; 4. rotating disk; 5. ring; 6. rotating ring; 7. fixing clamp; 8. screw rod; 9. fastening frame; 10. moving clamp; 11. turning handle; 12. cylinder; 13. lifting plate; 14. tapping motor; 15. tapping head; 16. limit rod; 17. filter screen; 18. box; 19. circulation pump; 20. suction pipe; 21. discharge pipe; 22. corrugated hose. DETAILED DESCRIPTION

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

[0027] The present invention provides the following technical solutions:

[0028] Embodiment 1

[0029] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , a nut processing auxiliary fixing mechanism, comprising a fixing mechanism, a tapping mechanism is arranged on the top of the fixing mechanism;

[0030] The fixing mechanism includes a workbench 1, the top of the workbench 1 is fixedly connected to a shell 2, a stepper motor 3 is installed inside the shell 2, a rotating disk 4 is arranged on the top of the shell 2, the output shaft of the stepper motor 3 is fixedly connected to the rotating disk 4, a circular ring 5 is fixedly connected to the bottom of the rotating disk 4, a rotating ring 6 is fixedly connected to the inner wall of the circular ring 5, a rotating groove is provided on the outer wall of the shell 2, a plurality of fixed clamps 7 are provided on the top of the rotating disk 4, a plurality of sliding grooves are provided on the top of the rotating disk 4, screw rods 8 are rotatably arranged in the plurality of sliding grooves, a fastening frame 9 is threadedly connected to the surface of each screw rod 8, one end of each fastening frame 9 is fixedly connected to a moving clamp 10, one end of each screw rod 8 is movably passed through the rotating disk 4 and extends to the outside thereof, and a handle 11 is fixedly connected to the end of each screw rod 8 away from the rotating disk 4.

[0031] Each fastening frame 9 is slidably disposed in the slide groove, and the rotating ring 6 is slidably disposed in the rotating groove.

[0032] The tapping mechanism includes a cylinder 12, a lifting plate 13 is fixedly connected to the top of the cylinder 12, a fixed frame is fixedly connected to the top of the lifting plate 13, a tapping motor 14 is fixedly connected to the bottom of the fixed frame, a tapping head 15 is installed at the output end of the tapping motor 14, and two limit holes are provided on the lifting plate 13, and limit rods 16 are slidably inserted into the two limit holes.

[0033] The bottom of the cylinder 12 is fixedly connected to the workbench 1 , and the bottoms of the two limit rods 16 are both fixedly connected to the workbench 1 .

[0034] Through the above technical scheme, when processing the nut, the nut to be tapped is placed in sequence between the fixed clamp 7 and the movable clamp 10 on the rotating disk 4, and the screw rod 8 drives the fastening frame 9 to slide in the slide groove by rotating the handle 11 to fix the nut to be processed. One of the nuts to be processed is located under the tapping head 15, and the lifting plate 13 is driven downward by the contraction of the cylinder 12, thereby driving the tapping motor 14 downward, and the tapping head 15 is driven by the tapping motor 14 to process the nut. When the lifting plate 13 moves downward, the limit rod 16 in the slide hole is used to limit the moving range of the lifting plate 13 to improve stability. After the processing is completed, the cylinder 12 is reset, and the rotating disk 4 is driven to rotate one quarter by the stepping motor 3, so that the ring 5 drives the rotating ring 6 to rotate in the rotating groove of the shell 2, so that the nut to be processed is rotated to the bottom of the tapping head 15 for continuous processing, and the processed nut can be removed and the unprocessed nut is placed on it to achieve continuous processing and improve processing efficiency.

[0035] Embodiment 2

[0036] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 On the basis of the first embodiment, it is further obtained that: two through grooves are provided on the top of the workbench 1, and filter screens 17 are provided in both through grooves.

[0037] A box body 18 is fixedly connected to the bottom of the workbench 1, a circulation pump 19 is installed on the back of the box body 18, a suction pipe 20 is provided at one end of the circulation pump 19, a discharge pipe 21 is provided at the other end of the circulation pump 19, and a corrugated hose 22 is installed at the end of the discharge pipe 21 away from the circulation pump 19.

[0038] One side of the corrugated hose 22 is fixedly connected to the lifting plate 13 , and one end of the liquid extraction tube 20 passes through the box body 18 and extends into the interior thereof.

[0039] Through the above technical solution, the circulation pump 19 is started to extract the cutting liquid in the box 18 through the extraction pipe 20, and spray it out through the corrugated hose 22 at one end of the discharge pipe 21, so as to cool and lubricate the tapping head 15 during cutting, and the filter screen 17 in the two through grooves of the rotating disk 4 is used to filter the debris in the cutting liquid, and re-enter the box 18 after filtration. When the cutting liquid in the box 18 needs to be replaced, it can be discharged by opening the valve of the discharge pipe at the bottom of the box 18, and there is a liquid injection pipe on the right side of the box 18 to inject new cutting liquid.

[0040] It should be noted that the internal circuits of the stepper motor 3, the cylinder 12 and the circulating pump 19 in the present invention are all prior art and will not be described in detail here.

[0041] While embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A nut processing auxiliary fixing mechanism, comprising a fixing mechanism, characterized in that: A tapping mechanism is provided on the top of the fixing mechanism; The fixing mechanism comprises a workbench (1), the top of the workbench (1) is fixedly connected to a housing (2), a stepper motor (3) is installed inside the housing (2), a rotating disk (4) is arranged on the top of the housing (2), the output shaft of the stepper motor (3) is fixedly connected to the rotating disk (4), a circular ring (5) is fixedly connected to the bottom of the rotating disk (4), a rotating ring (6) is fixedly connected to the inner wall of the circular ring (5), a rotating groove is provided on the outer wall of the housing (2), and the rotating disk (4) is fixedly connected to the rotating disk (4). A plurality of fixing clamps (7) are provided on the top of the rotating disk (4), a plurality of sliding grooves are provided on the top of the plurality of sliding grooves, screw rods (8) are rotatably arranged in the plurality of sliding grooves, a surface of each screw rod (8) is threadedly connected to a fastening frame (9), one end of each fastening frame (9) is fixedly connected to a movable clamp (10), one end of each screw rod (8) is movably passed through the rotating disk (4) and extends to the outside thereof, and one end of each screw rod (8) away from the rotating disk (4) is fixedly connected to a handle (11).

2. A nut processing auxiliary fixing mechanism according to claim 1, characterized in that: Each of the fastening frames (9) is slidably disposed in a slide groove, and the rotating ring (6) is slidably disposed in the rotating groove.

3. A nut processing auxiliary fixing mechanism according to claim 1, characterized in that: The tapping mechanism comprises a cylinder (12), the top of the cylinder (12) is fixedly connected to a lifting plate (13), the top of the lifting plate (13) is fixedly connected to a fixing frame, the bottom of the fixing frame is fixedly connected to a tapping motor (14), the output end of the tapping motor (14) is equipped with a tapping head (15), and two limiting holes are provided on the lifting plate (13), and limiting rods (16) are slidably inserted into the two limiting holes respectively.

4. A nut processing auxiliary fixing mechanism according to claim 3, characterized in that: The bottom of the cylinder (12) is fixedly connected to the workbench (1), and the bottoms of the two limit rods (16) are both fixedly connected to the workbench (1).

5. The nut processing auxiliary fixing mechanism according to claim 1, characterized in that: The top of the workbench (1) is provided with two through slots, and filter screens (17) are arranged in the two through slots.

6. A nut processing auxiliary fixing mechanism according to claim 1, characterized in that: The bottom of the workbench (1) is fixedly connected to a box body (18), a circulation pump (19) is installed on the back of the box body (18), one end of the circulation pump (19) is provided with a liquid extraction pipe (20), the other end of the circulation pump (19) is provided with a liquid discharge pipe (21), and the end of the liquid discharge pipe (21) away from the circulation pump (19) is installed with a corrugated hose (22).

7. A nut processing auxiliary fixing mechanism according to claim 6, characterized in that: One side of the corrugated hose (22) is fixedly connected to the lifting plate (13), and one end of the liquid extraction tube (20) penetrates the box body (18) and extends into the interior thereof.

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