Tail cutting machine for screw machining

Abstract

The invention relates to the technical field of screw machining, in particular to a tail cutting machine for screw machining. The tail cutting machine comprises a bottom plate, a rotatable mounting base, a rotating jig, four clamping assemblies, a working piece and an adjusting mechanism, and the adjusting mechanism comprises a lead screw driving set, a rack and a driving assembly; the operation part comprises a vertical guide rail, a sliding seat, a mounting cross arm, an extension arm, a mounting plate and a cutting machine, a through groove is formed in the side wall of the end, away from the sliding seat, of the mounting cross arm, the lead screw driving set is started, the sliding seat can be driven to slide on the vertical guide rail, and therefore the height of the cutting machine is adjusted; due to the fact that the output end of the driving assembly is in mechanical transmission with the rack, the extension arm is driven to slide on the installation cross arm, the position of the cutting machine is further adjusted, by the adoption of the structure, the height and the position of the output end of the operation piece can be adjusted, the operation piece can conduct tail cutting operation on screws of different specifications, and practicability is higher.

Description

Technical Field

[0001] The invention relates to the technical field of screw processing, in particular to a screw tail cutting machine for screw processing. Background Art

[0002] When using a traditional screw processing tail cutting machine, the user needs to manually use a clamp to clamp the screw and send it to the work point, and then manually clamp it and take it away after the work is completed. Manual operation is slow and labor-intensive, and the overall operation efficiency is low, which is not conducive to improving the economic benefits of the enterprise.

[0003] In order to solve the above problems, a patent document with publication number CN219684729U discloses a screw tail cutting machine for screw processing, including an equipment main body, the equipment main body including: a base, the base is arranged on an external fixed surface; a working piece for cutting the screw tail, the working piece is arranged on the top right side of the base; and a rotating fixture for driving the screw to rotate for assembly line operation, the base is provided with a rotating assembly, the rotating fixture is arranged on the rotating assembly, and the rotating fixture is provided with a clamping assembly; by setting the equipment main body, a simulated assembly line screw tail cutting processing effect is achieved, compared with traditional manual loading and unloading at the operation point, the operation is more convenient, can effectively reduce the labor intensity of manual labor, improve work efficiency, effectively enhance the practicability of the device, facilitate users to use, and is conducive to improving the economic benefits of the enterprise.

[0004] However, in actual use, the existing screw tail cutting machine used for screw processing cannot process screws of different specifications because the output end of the working piece is fixedly arranged, and has poor practicality. Summary of the invention

[0005] The purpose of the present invention is to provide a screw tail cutting machine for screw processing, aiming to solve the technical problem that the existing screw tail cutting machine used for screw processing cannot process screws of different specifications and has poor practicality during actual use due to the fixed setting of the output end of the working piece.

[0006] To achieve the above-mentioned purpose, the present invention provides a screw tail cutting machine for screw processing, comprising a base plate, a rotatable mounting seat, a rotating fixture, four clamping assemblies, a working piece and an adjusting mechanism, wherein the rotatable mounting seat is arranged on the upper surface of the base plate, the rotating fixture is arranged on the output end of the rotatable mounting seat, four placement grooves are arranged on the top of the rotatable fixture, each of the placement grooves is provided with the clamping assembly, the working piece is also arranged on the upper surface of the base plate, and the working piece is located on one side of the rotating fixture;

[0007] The adjusting mechanism comprises a screw drive group, a rack and a drive assembly, the working part comprises a vertical guide rail, a sliding seat, a mounting cross arm, an extension arm, a mounting plate and a cutting machine, the vertical guide rail is installed on one side of the rotating fixture, the sliding seat is slidably arranged on the vertical guide rail, the screw drive group is arranged inside the vertical guide rail, the output end of the screw drive group is connected to the sliding seat, the mounting cross arm is installed on the sliding seat, the extension arm is slidably arranged on the end of the mounting cross arm away from the sliding seat, the rack is arranged on the extension arm, a through groove is arranged on the side wall of the mounting cross arm away from the sliding seat, the drive assembly is also arranged on the side wall of the mounting cross arm, the output end of the drive assembly is located at the through groove, the output end of the drive assembly is mechanically transmitted with the rack, the mounting plate is arranged on the end of the extension arm away from the mounting cross arm, and the cutting machine is arranged on the mounting plate.

[0008] Among them, the screw drive group includes a servo motor, a threaded rod and a ball screw nut pair, the servo motor is installed inside the vertical guide rail, the output end of the servo motor is provided with the threaded rod, the ball screw nut pair is provided on the threaded rod, and the ball screw nut pair is connected to the sliding seat.

[0009] Wherein, the driving assembly includes a driving motor, a gear reduction box and an output gear. The driving motor is installed on the outer wall of the vertical guide rail. The output end of the driving motor is provided with the gear reduction box. The output end of the gear reduction box is provided with the output gear, and the output gear is meshed with the tooth portion of the rack.

[0010] Among them, a protective shell is also arranged on the outer side wall of the mounting cross arm, the protective shell is arranged outside the driving component, and a heat dissipation groove is penetrated through the protective shell.

[0011] Wherein, a fixing plate is arranged at one end of the protective shell close to the mounting cross arm, and the fixing plate is connected to the outer side wall of the mounting cross arm.

[0012] Among them, the tail cutting machine for screw processing also includes a protective plate, a slide groove is arranged through the sliding seat, the protective plate is arranged inside the slide groove, and the two ends of the protective plate are respectively connected to the two ends of the vertical guide rail.

[0013] Wherein, fixed feet are installed on the side surfaces of both ends of the protective plate, and one end of the fixed foot away from the protective plate is connected to the side surface of the end portion of the vertical guide rail.

[0014] The present invention discloses a screw tail cutting machine for screw processing, comprising a base plate, a rotatable mounting seat, a rotating fixture, four clamping assemblies, a working piece and an adjusting mechanism, wherein the adjusting mechanism comprises a lead screw driving group, a rack and a driving assembly, and the working piece comprises a vertical guide rail, a sliding seat, a mounting cross arm, an extension arm, a mounting plate and a cutting machine. Starting the lead screw driving group can drive the sliding seat to slide on the vertical guide rail, thereby adjusting the height of the cutting machine, and starting the driving assembly, due to mechanical transmission between the output end of the driving assembly and the rack, thereby driving the extension arm to slide on the mounting cross arm, further adjusting the position of the cutting machine. With the above structure, the height and position of the output end of the working piece can be adjusted, so that the working piece can perform tail cutting operations on screws of different specifications, and the practicality is stronger. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural schematic diagram of a screw tail cutting machine for screw processing according to a first embodiment of the present invention.

[0017] Figure 2 The present invention provides Figure 1 A magnified view of the local structure at A.

[0018] Figure 3 It is a partial structural schematic diagram of a screw tail cutting machine for screw processing according to the first embodiment of the present invention.

[0019] Figure 4 The present invention provides Figure 3 A magnified view of the local structure at B.

[0020] Figure 5 It is a partial structural schematic diagram of a screw tail cutting machine for screw processing according to a second embodiment of the present invention.

[0021] Figure 6 The present invention provides Figure 5 A magnified view of the local structure at C.

[0022] Figure 7 2 is a schematic structural diagram of a sliding seat in a second embodiment of the present invention.

[0023] 101-base plate, 102-rotatable mounting seat, 103-rotating fixture, 104-clamping assembly, 105-rack, 106-vertical guide rail, 107-sliding seat, 108-mounting cross arm, 109-extension arm, 110-mounting plate, 111-cutting machine, 112-servo motor, 113-threaded rod, 114-ball screw nut pair, 115-drive motor, 116-gear reduction box, 117-output gear, 118-placement groove, 119-through groove, 120-fixed wing plate, 121-protective shell, 122-heat dissipation groove, 123-fixed plate, 201-protective plate, 202-slide groove, 203-fixed foot, 204-mounting hole, 205-ball. DETAILED DESCRIPTION

[0024] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0025] First embodiment:

[0026] See also Figures 1 to 4 ,in Figure 1 1 is a schematic diagram of the structure of a screw tail cutting machine for screw processing according to the first embodiment. Figure 2 yes Figure 1 The enlarged view of the local structure at A. Figure 3 This is a partial structural diagram of a screw tail cutting machine for screw processing according to the first embodiment. Figure 4 yes Figure 3 A magnified view of the local structure at B.

[0027] The present invention provides a screw tail cutting machine for screw processing: comprising a base plate 101, a rotatable mounting seat 102, a rotating fixture 103, four clamping assemblies 104, a working piece and an adjusting mechanism, wherein the adjusting mechanism comprises a screw drive group, a rack 105 and a driving assembly, wherein the working piece comprises a vertical guide rail 106, a sliding seat 107, a mounting cross arm 108, an extension arm 109, a mounting plate 110 and a cutting machine 111, wherein the screw drive group comprises a servo motor 112, a threaded rod 113 and a ball 205 screw nut pair 114, wherein the driving assembly comprises a driving motor 115, a gear reduction box 116 and an output gear 117. The above-mentioned scheme solves the problem that the existing screw tail cutting machine used for screw processing cannot process screws of different specifications and has poor practicality during actual use due to the fixed arrangement of the output end of the working piece. It can be understood that the above-mentioned scheme can be used in the structure of the screw tail cutting machine used for screw processing.

[0028] According to this specific embodiment, the upper surface of the base plate 101 is provided with the rotatable mounting seat 102, the output end of the rotatable mounting seat 102 is provided with the rotating fixture 103, the top of the rotatable fixture 103 is provided with four placement grooves 118, each of the placement grooves 118 is provided with the clamping assembly 104, the upper surface of the base plate 101 is also provided with the working piece, the working piece is located on one side of the rotating fixture 103, the screw to be processed is placed in the placement groove 118, and the screw to be processed is fixed by the clamping assembly 104, the structure of the clamping assembly 104 here The structure is a structure that has been disclosed in the prior art, so it is not described in detail. Through the setting of the rotatable mounting seat 102, the rotating fixture 103 is rotated, so that the fixed screws to be processed are rotated to the working piece in turn, and the screw tail cutting operation is completed. The clamping assembly 104 is operated to no longer clamp and fix the screws after the tail cutting, so that the screws after the tail cutting fall into the collection frame provided on the rotating fixture 103 under the action of gravity, thereby simulating the assembly line type screw tail cutting processing effect. Compared with the traditional manual loading and unloading at the work point, the operation is more convenient, which can effectively reduce the labor intensity and improve the work efficiency.

[0029] Wherein, the vertical guide rail 106 is installed on one side of the rotating fixture 103, the sliding seat 107 is slidably arranged on the vertical guide rail 106, the screw drive group is arranged inside the vertical guide rail 106, the output end of the screw drive group is connected to the sliding seat 107, the mounting cross arm 108 is installed on the sliding seat 107, the extension arm 109 is slidably arranged on the end of the mounting cross arm 108 away from the sliding seat 107, the rack 105 is arranged on the extension arm 109, the side wall of the mounting cross arm 108 away from the sliding seat 107 is provided with a through groove 119, the side wall of the mounting cross arm 108 is also provided with the driving component, the output end of the driving component is located at the through groove 119, the driving component The output end of the drive assembly is mechanically transmitted with the rack 105, and the mounting plate 110 is provided at one end of the extension arm 109 away from the mounting cross arm 108. The cutting machine 111 is provided on the mounting plate 110. Starting the lead screw drive group can drive the sliding seat 107 to slide on the vertical guide rail 106, so as to adjust the height of the cutting machine 111. Starting the drive assembly, since the output end of the drive assembly is mechanically transmitted with the rack 105, the extension arm 109 is driven to slide on the mounting cross arm 108, and the position of the cutting machine 111 is further adjusted. With the above structure, the height and position of the output end of the working piece can be adjusted, so that the working piece can cut the tails of screws of different specifications, which is more practical.

[0030] Secondly, the servo motor 112 is installed inside the vertical guide rail 106, and the output end of the servo motor 112 is provided with the threaded rod 113, and the threaded rod 113 is provided with the ball 205 screw nut pair 114, and the ball 205 screw nut pair 114 is connected to the sliding seat 107. The servo motor 112 is started to drive the threaded rod 113 to rotate. Since the ball 205 screw nut pair 114 is connected to the sliding seat 107, the sliding seat 107 is driven to slide on the vertical guide rail 106. A fixed wing plate 120 is provided at one end of the vertical guide rail 106 close to the base plate 101. The fixed wing plate 120 is detachably connected to the base plate 101, and the installation of the vertical guide rail 106 is completed by the setting of the fixed wing plate 120.

[0031] At the same time, the driving motor 115 is installed on the outer wall of the vertical guide rail 106, and the output end of the driving motor 115 is provided with the gear reduction box 116, and the output end of the gear reduction box 116 is provided with the output gear 117, and the output gear 117 is meshed with the teeth of the rack 105. After starting the driving motor 115, the output speed is slowed down by the gear reduction box 116, and the output gear 117 is driven to rotate. Since the output gear 117 is meshed with the teeth of the rack 105, the extension arm 109 is driven to slide inside the mounting cross arm 108.

[0032] In addition, a protective shell 121 is further provided on the outer wall of the mounting cross arm 108, and the protective shell 121 is arranged on the outside of the driving assembly. A heat dissipation groove 122 is penetrated through the protective shell 121, and a fixing plate 123 is provided at one end of the protective shell 121 close to the mounting cross arm 108, and the fixing plate 123 is connected to the outer wall of the mounting cross arm 108. The installation of the protective shell 121 is completed through the setting of the fixing plate 123. The setting of the protective shell 121 protects the driving assembly to prevent the external environment from affecting the operation of the driving assembly. The setting of the heat dissipation groove 122 allows the interior of the protective shell 121 to maintain circulation with the outside air.

[0033] When using a screw tail cutting machine for screw processing of the present embodiment, the screw to be processed is placed in the placement groove 118, and the screw to be processed is fixed by the clamping assembly 104. The rotating fixture 103 is rotated by the setting of the rotatable mounting seat 102, so that the fixed screw to be processed is rotated to the working piece in turn to complete the screw tail cutting operation. The clamping assembly 104 is operated to no longer clamp and fix the screw after the tail is cut, so that the screw after the tail is cut falls into the collection frame provided on the rotating fixture 103 under the action of gravity, thereby simulating the assembly line type screw tail cutting processing effect. Compared with the traditional manual operation at the working point, The loading and unloading operations are more convenient, which can effectively reduce the intensity of manual labor and improve the working efficiency. The screw drive group is started to drive the sliding seat 107 to slide on the vertical guide rail 106, so as to adjust the height of the cutting machine 111. The driving assembly is started. Due to the mechanical transmission between the output end of the driving assembly and the rack 105, the extension arm 109 is driven to slide on the mounting cross arm 108, and the position of the cutting machine 111 is further adjusted. With the above structure, the height and position of the output end of the working piece can be adjusted, so that the working piece can cut the tails of screws of different specifications, which is more practical.

[0034] Second embodiment:

[0035] Based on the first embodiment, please refer to Figures 5 to 7 , Figure 5 This is a partial structural diagram of a screw tail cutting machine for screw processing according to the second embodiment. Figure 6 for Figure 5 An enlarged view of the local structure at C of FIG. 1 and a schematic diagram of the structure of the sliding seat in the second embodiment.

[0036] The present invention provides a screw tail cutting machine for screw processing, which also includes a protective plate 201.

[0037] According to this specific embodiment, a slide groove 202 is provided through the sliding seat 107, and the protective plate 201 is provided inside the slide groove 202. The two ends of the protective plate 201 are respectively connected to the two ends of the vertical guide rail 106. Through the setting of the slide groove 202 and the protective plate 201, the end surface of the vertical guide rail 106 is protected to prevent the external environment from affecting the operation of the screw drive.

[0038] Among them, fixed feet 203 are installed on the sides of both ends of the protective plate 201, and the end of the fixed foot 203 away from the protective plate 201 is connected to the side of the end of the vertical guide rail 106. The installation of the protective plate 201 is completed by setting the fixed foot 203.

[0039] Secondly, a plurality of mounting holes 204 are provided at the inner bottom of the slide groove 202, and a ball bearing 205 is provided inside each mounting hole 204. Through the provision of the ball bearing 205, the protective plate 201 can slide more smoothly when sliding in the slide groove 202.

[0040] When using a screw tail cutting machine for screw processing according to the present embodiment, the installation of the protective plate 201 is completed by the setting of the fixed foot 203, and the end surface of the vertical guide rail 106 is protected by the setting of the slide groove 202 and the protective plate 201 to prevent the external environment from affecting the operation of the screw drive component, and the setting of the ball 205 makes the protective plate 201 slide more smoothly when sliding in the slide groove 202.

[0041] What is disclosed above is only a preferred embodiment of the present invention, and it certainly cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiment and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A screw tail cutting machine for screw processing, comprising a base plate, a rotatable mounting seat, a rotating fixture, four clamping assemblies and a working piece, wherein the upper surface of the base plate is provided with the rotatable mounting seat, the output end of the rotatable mounting seat is provided with the rotating fixture, the top of the rotatable fixture is provided with four placement grooves, each of the placement grooves is provided with the clamping assembly, the upper surface of the base plate is also provided with the working piece, and the working piece is located on one side of the rotating fixture, characterized in that, Also includes a regulating mechanism; The adjusting mechanism comprises a screw drive group, a rack and a drive assembly, the working part comprises a vertical guide rail, a sliding seat, a mounting cross arm, an extension arm, a mounting plate and a cutting machine, the vertical guide rail is installed on one side of the rotating fixture, the sliding seat is slidably arranged on the vertical guide rail, the screw drive group is arranged inside the vertical guide rail, the output end of the screw drive group is connected to the sliding seat, the mounting cross arm is installed on the sliding seat, the extension arm is slidably arranged on the end of the mounting cross arm away from the sliding seat, the rack is arranged on the extension arm, a through groove is arranged on the side wall of the mounting cross arm away from the sliding seat, the drive assembly is also arranged on the side wall of the mounting cross arm, the output end of the drive assembly is located at the through groove, the output end of the drive assembly is mechanically transmitted with the rack, the mounting plate is arranged on the end of the extension arm away from the mounting cross arm, and the cutting machine is arranged on the mounting plate.

2. The screw tail cutting machine for screw processing according to claim 1, characterized in that: The screw drive group includes a servo motor, a threaded rod and a ball screw nut pair. The servo motor is installed inside the vertical guide rail. The output end of the servo motor is provided with the threaded rod. The ball screw nut pair is provided on the threaded rod. The ball screw nut pair is connected to the sliding seat.

3. The screw tail cutting machine for screw processing according to claim 2, characterized in that: The driving assembly includes a driving motor, a gear reduction box and an output gear. The driving motor is installed on the outer wall of the vertical guide rail. The output end of the driving motor is provided with the gear reduction box. The output end of the gear reduction box is provided with the output gear. The output gear is meshed with the tooth portion of the rack.

4. The screw tail cutting machine for screw processing according to claim 3, characterized in that: A protective shell is also provided on the outer side wall of the mounting cross arm. The protective shell is provided outside the driving assembly, and a heat dissipation slot is provided through the protective shell.

5. The screw tail cutting machine for screw processing according to claim 4, characterized in that: A fixing plate is arranged at one end of the protective shell close to the mounting cross arm, and the fixing plate is connected to the outer side wall of the mounting cross arm.

6. The screw tail cutting machine for screw processing according to claim 5, characterized in that: The screw tail cutting machine for screw processing also includes a protective plate. A slide groove is provided through the sliding seat. The protective plate is provided inside the slide groove. Both ends of the protective plate are respectively connected to both ends of the vertical guide rail.

7. The screw tail cutting machine for screw processing according to claim 6, characterized in that: Fixed feet are installed on the side surfaces of both ends of the protective plate, and one end of the fixed foot away from the protective plate is connected to the side surface of the end portion of the vertical guide rail.

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