CN213288919U

CN213288919U - Burnishing device is used in lock nut production

Info

Publication number: CN213288919U
Application number: CN202021580661.3U
Authority: CN
Inventors: 周荣伟
Original assignee: Changzhou Shuotang Precision Technology Co ltd
Current assignee: Changzhou Shuotang Precision Technology Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-05-28
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a burnishing device is used in lock nut production, including nut clamping device, cutting chamfer device, cutting feed arrangement, drive arrangement and frame, nut clamping device locate in the frame and with the frame rigid coupling, cutting chamfer device locate in the frame and with frame bolted connection, cutting feed arrangement locate in the frame and with the frame rigid coupling, drive arrangement locate in the frame and with the frame rigid coupling. The utility model belongs to the technical field of machining, in particular to a polishing device for producing locknuts; the utility model discloses utilize the sliding friction between the screw thread for the inside deburring of screw thread, cooperation cylinder and motor realize full-automatic burring and processing chamfer, have effectively solved the nut machining efficiency low on the existing market, and equipment self structure is complicated, problem with high costs.

Description

Burnishing device is used in lock nut production

Technical Field

The utility model belongs to the technical field of machining, specifically indicate a burnishing device is used in lock nut production.

Background

The lock nut is the basis of the automobile industry, and needs to be polished in order to prolong the service life and improve the quality of the automobile lock nut and avoid the inconvenience of use caused by the rough surface of the lock nut.

The nut polishing mainly comprises two steps of chamfering and deburring, the existing main processing mode usually uses manual sanding paper to remove burrs for corners, the chamfering needs to be finished by removing a machine tool, once the machine tool is used, the steps of clamping, tool setting and the like are inevitable, and the machine tool has high value, so that the consumed working hour cost can occupy most of the nut cost.

The above problems are urgently needed to be solved in order to further improve the nut production efficiency and reduce the nut production cost.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model relates to a burnishing device is used in lock nut production utilizes the sliding friction between the screw thread for the inside deburring of screw thread, and full-automatic burring and processing chamfer are realized to cooperation cylinder and motor, have effectively solved the nut machining efficiency on the existing market low, and equipment self structure is complicated, problem with high costs.

The utility model adopts the following technical scheme: the utility model relates to a burnishing device for lock nut production, including nut clamping device, cutting chamfer device, cutting feed device, drive arrangement and frame, nut clamping device locates in the frame and the frame rigid coupling, cutting chamfer device locates in the frame and the frame bolted connection, cutting feed device locates in the frame and the frame rigid coupling, drive arrangement locates in the frame and the frame rigid coupling, nut clamping device includes pivot support, rolling bearing, clamping axle, bearing gland, nut and sleeve, rolling bearing locates on the pivot support, the pivot support locates on the frame and the frame hole axle interference fit, the pivot support symmetry is equipped with two sets, rolling bearing is equipped with four sets, clamping axle locates on rolling bearing, bearing gland locates on the pivot support and the pivot support bolted connection, the novel clamping device is characterized in that a semicircular groove is formed in the rotating shaft support, the inner ring of the rotating bearing is matched with a clamping shaft hole shaft, the outer ring of the rotating bearing is matched with the semicircular groove hole shaft, a screw rod section is arranged on the clamping shaft, the nut array is arranged on the screw rod section and is coaxially distributed with the clamping shaft, the sleeve array is arranged on the screw rod section and is coaxially distributed with the clamping shaft, the nuts and the sleeves are distributed at intervals, and a threaded hole is formed in one end of the clamping shaft.

Further, the cutting chamfering device comprises a linear guide rail, a linear sliding block, a sliding seat and chamfering tools, wherein the linear guide rail is symmetrically provided with two groups, the linear guide rail is arranged on the rack, the linear sliding block is clamped and slidably arranged on the linear guide rail, the sliding seat is arranged on the linear sliding block and fixedly connected with the linear sliding block, the chamfering tools are arranged on the sliding seat in an array mode and are in bolted connection with the sliding seat, and the end portions of the chamfering tools are provided with fillet cutting edges.

Further, the cutting feeding device comprises a cylinder body, a cylinder push rod and an L-shaped cylinder support, wherein the L-shaped cylinder support is symmetrically provided with two groups, the L-shaped cylinder support is arranged on the rack, a circular through hole is formed in the L-shaped cylinder support, the cylinder body is clamped in the circular through hole, and the cylinder push rod is clamped in the cylinder body in a sliding manner.

Further, drive arrangement includes L type motor support, driving motor, driving gear, driven gear and driven shaft, L type motor support locate in the frame and with the frame rigid coupling, driving motor locate on the L type motor support and with L type motor support bolted connection, the last main shaft that is equipped with of driving motor, be equipped with centre bore one on the driving gear, the driving gear passes through centre bore one and main shaft hole axle interference connection, the last centre bore two that is equipped with of driven gear, driven gear passes through centre bore two and driven shaft hole axle interference connection, be equipped with the external screw thread on the driven shaft, the driven shaft passes through external screw thread and clamping axle threaded connection.

The base plate is arranged on the base plate and fixedly connected with the welding frame, the base plate is fixedly connected with the rotating shaft support, the base plate is connected with the linear guide rail through bolts, the base plate is fixedly connected with the L-shaped motor support, and the base plate is fixedly connected with the L-shaped cylinder support.

Adopt above-mentioned structure the utility model discloses the beneficial effect who gains as follows: the utility model provides a burnishing device is used in lock nut production, use the motor to drive gear and axle high-speed rotatory, L shape baffle can block adds the flying chip that produces man-hour, protection motor and electrical system, nut and sleeve cross locking, accomplish in the time of rotatory nut and can accomplish the inside burring of screw hole, the chamfer sword components of a whole that can function independently is made and is installed, can only change a corresponding cutter when a cutter takes place to damage, the maintenance cost has been reduced, feed mechanism uses linear guide rail to provide the direction, the beat in the cutting process has been reduced, use the cylinder to impel, realize the automation of course of working.

Drawings

FIG. 1 is a perspective view of a polishing device for producing a lock nut of the present invention;

FIG. 2 is a front view of the polishing device for producing lock nuts of the present invention;

FIG. 3 is a top view of the polishing device for producing lock nut of the present invention;

FIG. 4 is a cross-sectional view of a polishing device for producing a lock nut of the present invention;

the cutting and chamfering device comprises a nut clamping device 1, a nut clamping device 2, a cutting and chamfering device 3, a cutting and feeding device 4, a driving device 5, a rack 6, a rotating shaft support 7, a rotating bearing 8, a clamping shaft 9, a bearing gland 10, a semicircular groove 11, a screw rod section 12, a threaded hole 13, a linear guide rail 14, a linear slider 15, a sliding seat 16, a chamfering cutter 17, a fillet cutting edge 18, a cylinder body 19, a cylinder push rod 20, an L-shaped cylinder support 21, a circular through hole 22, an L-shaped motor support 23, a driving motor 24, a driving gear 25, a driven gear 26, a driven shaft 27, a main shaft 28, a first central hole 29, a second central hole 30, an external thread 31, a bottom plate 32, a welding frame 33, a nut 34 and a sleeve.

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments; based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-4, the polishing device for producing lock nut of the present invention comprises a nut clamping device 1, a cutting chamfering device 2, a cutting feeding device 3, a driving device 4 and a frame 5, wherein the nut clamping device 1 is disposed on the frame 5 and is fixedly connected to the frame 5, the cutting chamfering device 2 is disposed on the frame 5 and is bolted to the frame 5, the cutting feeding device 3 is disposed on the frame 5 and is fixedly connected to the frame 5, the driving device 4 is disposed on the frame 5 and is fixedly connected to the frame 5, the nut clamping device 1 comprises a rotating shaft support 6, a rotating bearing 7, a clamping shaft 8, a bearing gland 9, a nut 33 and a sleeve 34, the rotating bearing 7 is disposed on the rotating shaft support 6, the rotating shaft support 6 is disposed on the frame 5 and is in interference fit with a hole shaft of the frame 5, two sets of the rotating shaft support 6 are symmetrically disposed, four sets of the rotating bearing 7 are provided, the utility model discloses a screw rod clamping device, including pivot support 6, clamping axle 8, bearing gland 9, swivel mount, pivot support 6, be equipped with semicircle groove 10 on the pivot support 6, swivel mount 7's inner circle and the 8 hole axle cooperations of clamping axle, swivel mount 7's outer lane and the 10 hole axle cooperations of semicircle groove, be equipped with lead screw section 11 on the clamping axle 8, nut 33 array is located on lead screw section 11 and with the coaxial distribution of clamping axle 8, sleeve 34 array is located on lead screw section 11 and with the coaxial distribution of clamping axle 8, nut 33 and sleeve 34 interval distribution, the one end of clamping axle 8 is equipped with screw hole 12.

Cutting chamfer device 2 includes linear guide rail 13, linear slider 14, slide 15 and chamfer sword 16, linear guide rail 13 symmetry is equipped with two sets ofly, linear guide rail 13 is located on frame 5, linear slider 14 block slides and locates on linear guide rail 13, slide 15 locate on linear slider 14 and with linear slider 14 rigid coupling, 16 arrays of chamfer sword locate on slide 15 and with slide 15 bolted connection, the tip of chamfer sword 16 is equipped with fillet cutting edge 17.

The cutting feeding device 3 comprises a cylinder body 18, a cylinder push rod 19 and an L-shaped cylinder support 20, wherein the L-shaped cylinder support 20 is symmetrically provided with two groups, the L-shaped cylinder support 20 is arranged on the rack 5, a circular through hole 21 is formed in the L-shaped cylinder support 20, the cylinder body 18 is clamped in the circular through hole 21, and the cylinder push rod 19 is clamped in the cylinder body 18 in a sliding manner.

Drive arrangement 4 includes L type motor support 22, driving motor 23, driving gear 24, driven gear 25 and driven shaft 26, L type motor support 22 locate on 5 frames and with 5 rigid couplings of frames, driving motor 23 locate on L type motor support 22 and with L type motor support 22 bolted connection, be equipped with main shaft 27 on the driving motor 23, be equipped with centre bore one 28 on the driving gear 24, driving gear 24 is through centre bore one 28 and 27 hole axle interference connections of main shaft, be equipped with centre bore two 29 on the driven gear 25, driven gear 25 is through centre bore two 29 and 26 hole axle interference connections of driven shaft, be equipped with external screw thread 30 on the driven shaft 26, driven shaft 26 passes through external screw thread 30 and the 8 threaded connection of clamping axle.

The frame 5 comprises a bottom plate 31 and a welding frame 32, the bottom plate 31 is arranged on the bottom plate 31 and fixedly connected with the welding frame 32, the bottom plate 31 is fixedly connected with the rotating shaft support 6, the bottom plate 31 is connected with the linear guide rail 13 through a bolt, the bottom plate 31 is fixedly connected with the L-shaped motor support 22, and the bottom plate 31 is fixedly connected with the L-shaped cylinder support 20.

In specific use, a user firstly installs the nut 33 and the sleeve 34 on the screw rod section 11 of the clamping shaft 8 in sequence, then installs the rotating bearing 7, then the above components are integrally installed on the rotating shaft bracket 6, then the bearing gland 9 is installed, the component formed by the driven shaft 26 and the driven gear 25 is installed, the workpiece is clamped, the driving motor 23 is started, the driving gear 24 drives the clamping shaft 8 to rotate at high speed through the driven gear 25, at the moment, the air cylinder push rod 19 extends out of the air cylinder body 18, the chamfering tool 16 is driven to move towards the direction of the workpiece under the guidance of the linear guide rail 13, the cutting process is started when the nut 33 rotating at high speed contacts the fillet cutting edge 17, the cylinder push rod 19 retracts after the chamfering is finished, the tool withdrawal is finished, the workpiece is disassembled according to the steps opposite to the installation, it is above that the utility model discloses holistic work flow, when using next time repeat this step can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims

1. The utility model provides a burnishing device is used in lock nut production which characterized in that: the nut clamping device is arranged on the frame and fixedly connected with the frame, the cutting chamfering device is arranged on the frame and connected with a frame bolt, the cutting feeding device is arranged on the frame and fixedly connected with the frame, the driving device is arranged on the frame and fixedly connected with the frame, the nut clamping device comprises a rotating shaft support, a rotating bearing, a clamping shaft, a bearing gland, nuts and sleeves, the rotating bearing is arranged on the rotating shaft support, the rotating shaft support is arranged on the frame and in interference fit with a frame hole shaft, the rotating shaft support is symmetrically provided with two groups, the rotating bearings are provided with four groups, the clamping shafts are arranged on the rotating bearing, the bearing gland is arranged on the rotating shaft support and is connected with the rotating shaft support through a bolt, the rotating shaft support is provided with a semi-circular groove, the inner ring of the rotating bearing is matched with the shaft of the clamping shaft hole, the outer ring of the rotating bearing is matched with the shaft of the semicircular groove hole, the clamping shaft is provided with a screw rod section, the nut array is arranged on the screw rod section and is coaxially distributed with the clamping shaft, the sleeve array is arranged on the screw rod section and is coaxially distributed with the clamping shaft, the nuts and the sleeves are distributed at intervals, and one end of the clamping shaft is provided with a threaded hole.

2. The polishing device for producing lock nuts as claimed in claim 1, wherein: the cutting chamfering device comprises a linear guide rail, a linear sliding block, a sliding seat and a chamfering tool, wherein the linear guide rail is symmetrically provided with two groups, the linear guide rail is arranged on the rack, the linear sliding block is clamped and slidably arranged on the linear guide rail, the sliding seat is arranged on the linear sliding block and fixedly connected with the linear sliding block, the chamfering tool array is arranged on the sliding seat and is in bolted connection with the sliding seat, and the end part of the chamfering tool is provided with a fillet cutting edge.

3. The polishing device for producing lock nuts according to claim 2, wherein: the cutting feeding device comprises a cylinder body, a cylinder push rod and an L-shaped cylinder support, wherein the L-shaped cylinder support is symmetrically provided with two groups, the L-shaped cylinder support is arranged on the rack, a circular through hole is formed in the L-shaped cylinder support, the cylinder body is clamped in the circular through hole, and the cylinder push rod is clamped in the cylinder body in a sliding manner.

4. The polishing device for producing lock nuts as claimed in claim 3, wherein: the driving device comprises an L-shaped motor support, a driving motor, a driving gear, a driven gear and a driven shaft, wherein the L-shaped motor support is arranged on the rack and fixedly connected with the rack, the driving motor is arranged on the L-shaped motor support and connected with the L-shaped motor support through bolts, a main shaft is arranged on the driving motor, a first central hole is formed in the driving gear, the driving gear is in interference connection with a first main shaft hole shaft through the first central hole, a second central hole is formed in the driven gear, the driven gear is in interference connection with the driven shaft hole shaft through the second central hole, an external thread is formed in the driven shaft, and the driven shaft is in threaded connection with.

5. The polishing device for producing lock nuts according to claim 4, wherein: the frame includes bottom plate and welding frame, the bottom plate is located on the bottom plate and with the welding frame rigid coupling, bottom plate and pivot support rigid coupling, bottom plate and linear guide rail bolted connection, bottom plate and L type motor support rigid coupling, bottom plate and L shape cylinder support rigid coupling.