CN217647626U - A multistation chamfer device for bolt production - Google Patents

Abstract

The utility model discloses a multistation chamfer device for bolt production, including rectangular base, bolt sieve separator, bolt body, feed inlet and discharge gate, the last air compressor machine of installing of rectangular base, still install bolt fastening device on the rectangular base, bolt fastening device includes rolling disc, runner assembly and fixed subassembly, and the runner assembly is used for driving the rolling disc to rotate, cooperates the bolt sieve separator to make a plurality of bolts evenly distributed in rolling disc one side; the fixing component can push the bolt body to be fixed on one side of the rotating disc through horizontal displacement. The utility model has the advantages that the bolt body can automatically carry out the feeding and discharging operations under the action of the bolt fixing mechanism, the operation flow is simplified, and the bolt body can be in a fixed state; through the effect of bolt chamfering mechanism and bolt fixing mechanism cooperation, the tool bit can chamfer a plurality of bolt bodies simultaneously, and work efficiency is improved by a wide margin.

Description

A multistation chamfer device for bolt production

Technical Field

The utility model relates to a bolt chamfer technical field, more specifically the utility model relates to a multistation chamfer device for bolt production.

Background

The chamfering of the bolt is a common machining mode, the chamfering can avoid damage to parts, otherwise sharp edges can easily damage or cut fingers, and a good guiding effect can be achieved; for example, the outer diameter of the bolt and the inner diameter of the nut are provided with chamfers, so that the installation is easier; in actual operation, the nut on the bolt also needs to be chamfered;

an existing chamfering device, for example, a patent with a patent number of CN201921065450.3 named as a bolt chamfering device, can complete chamfering operation, but due to the structural limitation, only single bolt can be processed in sequence, and the processing efficiency is extremely low; and need artifical frequent material loading, unloading operation when actual operation, the process flow is comparatively loaded down with trivial details.

SUMMERY OF THE UTILITY MODEL

To above defect, the utility model provides a multistation chamfer device for bolt production solves above-mentioned problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a multi-station chamfering device for bolt production comprises a rectangular base, a bolt screening machine, a bolt body, a feeding hole and a discharging hole, wherein an air compressor is installed on the rectangular base;

the bolt fixing mechanism comprises a rotating disc, a rotating assembly and a fixing assembly, wherein the rotating assembly is used for driving the rotating disc to rotate, and a plurality of bolts are uniformly distributed on one side of the rotating disc by matching with a bolt screening machine; the fixing component can push the bolt body to be fixed on one side of the rotating disc through horizontal displacement;

bolt chamfering mechanism, bolt chamfering mechanism includes gear motor, drive assembly and chamfer subassembly, and drive assembly is used for transmitting the power between gear motor and the chamfer subassembly, and the chamfer subassembly is carried out the chamfer to the bolt body through the pivoted mode.

Further, the runner assembly is including installing the bearing box at the rectangle base upper surface, and the transmission shaft is installed to the bearing box inboard, and step motor is installed to the rectangle base lower extreme, step motor rotation end and transmission shaft fixed connection, rolling disc and transmission shaft upper end fixed connection, the rolling disc side surface is opened there is the U-shaped mouth, the U-shaped mouth is equipped with a plurality ofly, surface mounting has solid fixed ring on the rectangle base, the feed inlet is opened in solid fixed ring one side, the bolt screening machine output is corresponding with the position of feed inlet, the discharge gate is opened at solid fixed ring side surface.

Further, the fixing assembly further comprises a first hydraulic cylinder, a limiting pipe is mounted on the upper surface of the rectangular base, a piston rod is mounted on the inner side of the limiting pipe, an arc-shaped block is mounted at one end of the piston rod, a bolt chuck is mounted at the other end of the piston rod, a round table is mounted at one telescopic end of the hydraulic cylinder and corresponds to the arc-shaped block in position, and a compression spring is mounted between the limiting pipe and the arc-shaped block.

Furthermore, the bolt fixing mechanism further comprises an air compressor, and the output end of the air compressor corresponds to the discharge hole.

Further, the transmission assembly comprises a support installed at the upper end of the rectangular base, a second hydraulic cylinder is installed at the upper end of the support, a fixed disc is installed at the telescopic end of the second hydraulic cylinder, the first hydraulic cylinder is installed at the lower end of the fixed disc, a rotary bearing is installed on the upper surface of the fixed disc, a gear ring is installed at the upper end of the rotary bearing, a first tooth is arranged on the outer ring of the gear ring, a second tooth is arranged on the inner ring of the gear ring, a speed reduction motor is installed on the upper surface of the fixed disc, and a first gear meshed with the second tooth is installed at the rotating end of the speed reduction motor.

Furthermore, the chamfering assembly comprises a bearing hole formed in the upper surface of the fixed disc, a first bearing is installed on the inner ring of the bearing hole, a first pin shaft is installed on the inner ring of the first bearing, a second gear meshed with the first teeth is installed at the upper end of the pin shaft, and a cutter head is installed at the lower end of the pin shaft.

The utility model has the advantages that: the bolt body can automatically carry out the feeding and discharging operations under the action of the bolt fixing mechanism, thereby simplifying the operation process and enabling the bolt body to be in a fixed state; through the effect of bolt chamfering mechanism and bolt fixing mechanism cooperation, the tool bit can chamfer a plurality of bolt bodies simultaneously, and work efficiency is improved by a wide margin.

Drawings

Fig. 1 is a schematic structural diagram of a multi-station chamfering device for bolt production according to the present invention;

FIG. 2 is a schematic top view of the retaining ring;

FIG. 3 is a side schematic view of the securing assembly;

FIG. 4 is a schematic view of a chamfer assembly;

FIG. 5 is a schematic view of a rotating disk;

in the figure, 1, a rectangular base; 2. a bolt screening machine; 3. a bolt body; 4. a feed inlet; 5. a discharge port; 6. an air compressor; 7. rotating the disc; 8. a rotating assembly; 9. a fixing component; 10. a reduction motor; 11. a transmission assembly; 12. a chamfering assembly; 13. a bearing housing; 14. a drive shaft; 15. a stepping motor; 16. a U-shaped opening; 17. a fixing ring; 18. a first hydraulic cylinder; 19. a limiting pipe; 20. a piston rod; 21. an arc-shaped block; 22. clamping a bolt; 23. a circular truncated cone; 24. a support; 25. a second hydraulic cylinder; 26. fixing the disc; 27. a slew bearing; 28. a gear ring; 29. a first tooth; 30. a second tooth; 31. a first gear; 32. a bearing bore; 33. a first bearing; 34. a pin shaft; 35. a second gear; 36. a cutter head; 37. compressing the spring.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

The embodiment of the present application provides a multi-station chamfering device for bolt production, please refer to fig. 1-5: the bolt screening machine comprises a rectangular base 1, a bolt screening machine 2, a bolt body 3, a feeding hole 4 and a discharging hole 5, wherein an air compressor 6 is installed on the rectangular base 1, and the rectangular base 1 is also provided with a bolt;

the bolt fixing mechanism comprises a rotating disc 7, a rotating assembly 8 and a fixing assembly 9, wherein the rotating assembly 8 is used for driving the rotating disc 7 to rotate, and a plurality of bolts are uniformly distributed on one side of the rotating disc 7 by matching with the bolt screening machine 2; the fixing component 9 can push the bolt body 3 to be fixed on one side of the rotating disc 7 through horizontal displacement;

the bolt chamfering mechanism comprises a speed reducing motor 10, a transmission assembly 11 and a chamfering assembly 12, wherein the transmission assembly 11 is used for transmitting power between the speed reducing motor 10 and the chamfering assembly 12, and the chamfering assembly 12 is used for chamfering the bolt body 3 in a rotating mode; specifically, in practical application, the bolt screening machine 2 pushes the bolt bodies 3 to one side of the feed port 4 after arranging the bolt bodies (with the large heads of the bolt bodies 2 facing upwards), the stepping motor 15 drives the rotating disc 7 and the U-shaped port 16 to rotate, and the plurality of bolt bodies 3 move into the U-shaped port 16; the air compressor 6 blows a horizontal high-speed air flow toward the discharge port 5, and when the bolt body 3 passes through the discharge port 5, the bolt body 3 can be blown away from the U-shaped port 16 by the high-speed air flow.

The rotating assembly 8 comprises a bearing box 13 installed on the upper surface of a rectangular base 1, a transmission shaft 14 is installed on the inner side of the bearing box 13, a stepping motor 15 is installed at the lower end of the rectangular base 1, the rotating end of the stepping motor 15 is fixedly connected with the transmission shaft 14, the rotating disc 7 is fixedly connected with the upper end of the transmission shaft 14, U-shaped openings 16 are formed in the side surface of the rotating disc 7, the U-shaped openings 16 are multiple, a fixing ring 17 is installed on the upper surface of the rectangular base 1, a feeding hole 4 is formed in one side of the fixing ring 17, the output end of the bolt screening machine 2 corresponds to the position of the feeding hole 4, and a discharging hole 5 is formed in the side surface of the fixing ring 17. Specifically, in practical application, control step motor 15 and rotate 360 degrees stall, step motor 15 drives rolling disc 7, U-shaped mouth 16 and rotates, and when U-shaped mouth 16 passed through feed inlet 4, the thrust that utilizes bolt sieve separator 2 to produce can make bolt body 3 pass through feed inlet 4 and move to in U-shaped mouth 16, along with rolling disc 7's continuous rotation, can make a plurality of bolt bodies 3 move to in the U-shaped mouth 16.

The fixing assembly 9 further comprises a hydraulic cylinder I18, the upper surface of the rectangular base 1 is provided with a limiting pipe 19, a piston rod 20 is installed on the inner side of the limiting pipe 19, an arc-shaped block 21 is installed at one end of the piston rod 20, the other end of the piston rod 20 is provided with a bolt chuck 22, a round platform 23 is installed at the telescopic end of the hydraulic cylinder I18, the round platform 23 corresponds to the arc-shaped block 21 in position, and a compression spring 37 is installed between the limiting pipe and the arc-shaped block. Specifically, in practical application, the extension of the hydraulic cylinder I18 drives the circular truncated cone 23 to move downwards, the circular truncated cone 23 is in contact with the arc-shaped block 21, the circular truncated cone 23 moves downwards to press the arc-shaped block 21 to move towards the bolt body 3 under the action of the inclined planes of the circular truncated cone 23 and the arc-shaped block 21, the piston rod 20 can stably move under the action of the limiting pipe 19, the bolt chuck 22 is finally driven to clamp the bolt body 3, the bolt body 3 is enabled to be attached to the fixing ring 17, and the bolt body 3 is in a fixed state.

The bolt fixing mechanism further comprises an air compressor 6, and the output end of the air compressor 6 corresponds to the position of the discharge hole 5.

The transmission assembly 11 comprises a support 24 installed at the upper end of the rectangular base 1, a hydraulic cylinder II 25 is installed at the upper end of the support 24, a fixed disc 26 is installed at the telescopic end of the hydraulic cylinder II 25, a hydraulic cylinder I18 is installed at the lower end of the fixed disc 26, a rotary bearing 27 is installed on the upper surface of the fixed disc 26, a gear ring 28 is installed at the upper end of the rotary bearing 27, a gear I29 is arranged on the outer ring of the gear ring 28, a gear II 30 is arranged on the inner ring of the gear ring 28, the speed reducing motor 10 is installed on the upper surface of the fixed disc 26, and a gear I31 meshed with the gear II 30 is installed at the rotating end of the speed reducing motor 10. Specifically, in practical application, for the relative rest of the circular truncated cone 23 and the arc-shaped block 21, the shortening speed of the first hydraulic cylinder 18 is the same as the extending speed of the second hydraulic cylinder 26; when the second hydraulic cylinder 26 extends, the speed reduction motor 10 is controlled to rotate, the speed reduction motor 10 drives the first gear 31 to rotate, the first gear 31 drives the second gear 30 to rotate, the second gear 30 drives the gear ring 28 and the first gear 29 to rotate, and the first gear 29 drives the second gear 35, the pin shaft 34 and the cutter head 36 to rotate.

The chamfering assembly 12 comprises a bearing hole 32 formed in the upper surface of the fixed disc 26, a first bearing 33 is arranged on the inner ring of the bearing hole 32, a pin shaft 34 is arranged on the inner ring of the first bearing 33, a second gear 35 meshed with the first teeth 29 is arranged at the upper end of the pin shaft 34, and a cutter head 36 is arranged at the lower end of the pin shaft 34. Specifically, in practical application, as the second hydraulic cylinder 26 extends, the rotating cutter head 36 gradually contacts with the upper end of the bolt body 3, so as to realize chamfering operation.

In the embodiment, an electric appliance of the equipment is controlled by an external controller, the bolt screening machine 2 belongs to the prior art and is not described in detail, the bolt screening machine 2 pushes the bolt bodies 3 (with the big heads of the bolt bodies 2 facing upwards) to one side of the feed port 4 after arranging the bolt bodies, the controller controls the stepping motor 15 to rotate for 360 degrees and stop rotating, the stepping motor 15 drives the rotating disc 7 and the U-shaped port 16 to rotate, when the U-shaped port 16 passes through the feed port 4, the bolt bodies 3 can be moved into the U-shaped port 16 through the feed port 4 by utilizing the thrust generated by the bolt screening machine 2, and along with the continuous rotation of the rotating disc 7, the bolt bodies 3 can be moved into the U-shaped port 16, as shown in fig. 2;

the extension of the first hydraulic cylinder 18 is controlled, the extension of the first hydraulic cylinder 18 drives the circular truncated cone 23 to move downwards, the circular truncated cone 23 is in contact with the arc-shaped block 21, the circular truncated cone 23 can move downwards to press the arc-shaped block 21 to move towards the bolt body 3 under the action of the inclined planes of the circular truncated cone 23 and the arc-shaped block 21, the piston rod 20 can stably move under the action of the limiting pipe 19, the bolt chuck 22 is finally driven to clamp the bolt body 3, the bolt body 3 is enabled to be attached to the fixing ring 17, the bolt body 3 is in a fixed state, then the extension of the second hydraulic cylinder 26 is controlled, and the first hydraulic cylinder 18 is shortened; for the relative rest of the circular truncated cone 23 and the arc-shaped block 21, the shortening speed of the first hydraulic cylinder 18 is the same as the extending speed of the second hydraulic cylinder 26; when the hydraulic cylinder II 26 extends, the speed reducing motor 10 is controlled to rotate, the speed reducing motor 10 drives the gear I31 to rotate, the gear I31 drives the gear II 30 to rotate, the gear II 30 drives the gear ring 28 and the gear I29 to rotate, and the gear I29 drives the gear II 35, the pin shaft 34 and the cutter head 36 to rotate;

with the extension of the second hydraulic cylinder 26, the rotating cutter head 36 is gradually contacted with the upper end of the bolt body 3, so that the chamfering operation is realized; after chamfering is finished, controlling the second hydraulic cylinder 26 to shorten and the first hydraulic cylinder 18 to extend, wherein for relative rest of the circular truncated cone 23 and the arc-shaped block 21, the extension speed of the first hydraulic cylinder 18 is the same as the shortening speed of the second hydraulic cylinder 26, so that the tool bit 36 leaves the bolt body 3, then controlling the first hydraulic cylinder 18 to shorten, releasing the arc-shaped block 21, and enabling the bolt chuck 22 to release the bolt body 3 under the action of the compression spring 37;

then the air compressor 6 is controlled to work, the air compressor 6 enables horizontal high-speed airflow to blow towards the discharge port 5, the stepping motor 15 is controlled to rotate 360 degrees again, when the bolt body 3 passes through the discharge port 5, the bolt body 3 can be blown away from the U-shaped opening 16 through the high-speed airflow, the U-shaped opening 16 rotates to the feed port 4, and a new bolt body 3 can move into the U-shaped opening 16 to perform chamfering operation next time.

All possible combinations of the technical features of the above embodiments may not be described for the sake of brevity, but should be considered as within the scope of the present disclosure as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature "under," "beneath," and "under" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

Claims (6)

1. A multi-station chamfering device for bolt production comprises a rectangular base, a bolt screening machine, a bolt body, a feeding hole and a discharging hole, wherein an air compressor is installed on the rectangular base;

the bolt fixing mechanism comprises a rotating disc, a rotating assembly and a fixing assembly, the rotating assembly is used for driving the rotating disc to rotate, and a plurality of bolts are uniformly distributed on one side of the rotating disc by matching with a bolt screening machine; the fixing component can push the bolt body to be fixed on one side of the rotating disc through horizontal displacement;

bolt chamfering mechanism, bolt chamfering mechanism includes gear motor, drive assembly and chamfer subassembly, and drive assembly is used for transmitting the power between gear motor and the chamfer subassembly, and the chamfer subassembly carries out the chamfer through the pivoted mode to the bolt body.

2. The multi-station chamfering device for bolt production according to claim 1, wherein the rotating assembly comprises a bearing box installed on the upper surface of a rectangular base, a transmission shaft is installed on the inner side of the bearing box, a stepping motor is installed at the lower end of the rectangular base, the rotating end of the stepping motor is fixedly connected with the transmission shaft, a rotating disc is fixedly connected with the upper end of the transmission shaft, a U-shaped opening is formed in the side surface of the rotating disc, a plurality of U-shaped openings are formed in the U-shaped opening, a fixing ring is installed on the upper surface of the rectangular base, the feed inlet is formed in one side of the fixing ring, the output end of the bolt screening machine corresponds to the position of the feed inlet, and the discharge outlet is formed in the side surface of the fixing ring.

3. The multi-station chamfering device for bolt production according to claim 2, wherein the fixing assembly further comprises a first hydraulic cylinder, a limiting pipe is mounted on the upper surface of the rectangular base, a piston rod is mounted on the inner side of the limiting pipe, an arc-shaped block is mounted at one end of the piston rod, a bolt chuck is mounted at the other end of the piston rod, a round table is mounted at one telescopic end of the first hydraulic cylinder, the round table corresponds to the arc-shaped block in position, and a compression spring is mounted between the limiting pipe and the arc-shaped block.

4. The multi-station chamfering device for bolt production according to claim 3, wherein the bolt fixing mechanism further comprises an air compressor, and the output end of the air compressor corresponds to the discharge hole.

5. The multi-station chamfering device for bolt production according to claim 1, wherein the transmission assembly comprises a support arranged at the upper end of a rectangular base, a second hydraulic cylinder is arranged at the upper end of the support, a fixing disc is arranged at the telescopic end of the second hydraulic cylinder, the first hydraulic cylinder is arranged at the lower end of the fixing disc, a rotary bearing is arranged on the upper surface of the fixing disc, a gear ring is arranged at the upper end of the rotary bearing, a first tooth is arranged on the outer ring of the gear ring, a second tooth is arranged on the inner ring of the gear ring, a speed reduction motor is arranged on the upper surface of the fixing disc, and a first gear meshed with the second tooth is arranged at the rotating end of the speed reduction motor.

6. The multi-station chamfering device for bolt production according to claim 5, wherein the chamfering assembly comprises a bearing hole formed in the upper surface of the fixed disc, a first bearing is mounted on the inner ring of the bearing hole, a second gear meshed with the first teeth is mounted on the inner ring of the first bearing, and a cutter head is mounted at the lower end of the pin.

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