Anti-shaking mechanism for machining ball screw for electric cylinder

Abstract

The utility model relates to the technical field of ball screw machining, and discloses an anti-shaking mechanism for machining a ball screw for an electric cylinder, which comprises a base, the top of the base is fixedly connected with a first hydraulic cylinder, the outside of the first hydraulic cylinder is fixedly connected with a support plate, and the top of the support plate is fixedly connected with a second hydraulic cylinder. A connecting plate is fixedly connected to the outer portion of a second hydraulic cylinder, an electric guide rail is fixedly connected to the top of the base, a third hydraulic cylinder is arranged on the top of the electric guide rail, a clamping damping mechanism is arranged on the outer portion of a supporting plate, and an auxiliary supporting mechanism is arranged on the top of the third hydraulic cylinder. The position of the clamping plate can be adjusted conveniently, so that ball screw raw materials of different sizes can be clamped and limited, vibration generated by cutting of the contact plate can be damped conveniently through movement of the contact plate, and the position of the clamping block can be adjusted conveniently through rotation of the two-way threaded rod and cooperation with the limiting rod.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball screw processing technical field, concretely is a kind of anti-shaking mechanism for ball screw processing for electric cylinder. BACKGROUND

[0002] Ball screw is the most commonly used transmission element on tooling machinery and precision machinery, its main function is to convert rotary motion into linear motion, or convert torque into axial repeated force, while having high precision, reversibility and high efficiency characteristics, since having very small frictional resistance, ball screw is widely used in various industrial equipment and precision instruments, ball screw needs to be processed through multiple processes during processing, wherein the two ends of the screw body need to be clamped and fixed when the screw groove is processed.

[0003] According to the anti-shaking mechanism for ball screw processing (authorization announcement number: CN219131024U) disclosed in the patent network, "the utility model discloses a kind of anti-shaking mechanism for ball screw processing, including fixed base, support frame one, limit block, auxiliary rod and threaded rod, the top outer surface one side edge of the fixed base is fixedly installed and arranged with support frame one, the outer surface edge of the rotating seat inside support frame one is fixedly installed and arranged with gear ring, the top one side outer surface of the fixed base away from support frame one is symmetrically installed and arranged with limit block, and threaded rod is rotatably installed and arranged between the outer surface of one side edge of the limit block close to edge, the anti-shaking mechanism for ball screw processing, the whole device is used, is set by rotating seat, gear ring, mounting bracket, brake motor and driving gear, so that the whole can drive the slow rotation of the screw body clamped in the middle when being used, so as to facilitate the rotary processing of screw body, the whole operation is more convenient.

[0004] For the above description, the applicant believes that the following problems exist:

[0005] The utility model is used in the process, is set by electric telescopic rod and lifting frame, so that the whole is used, can be lifted and positioned to the screw body, so that the whole is clamped and positioned, so that the two ends of the whole screw body can be accurately aligned with the center of the clamp, in actual use, since the device clamps the screw only on both sides, it is difficult to fully clamp the screw of different sizes, resulting in vibration during thread cutting process, meanwhile, the lifting frame of the device is fixedly connected and directly contacts with the screw, which can cause wear during long-term use, thereby affecting the subsequent processing precision, so a kind of anti-shaking mechanism for ball screw processing for electric cylinder is needed to solve the above problems. UTILITY MODEL CONTENTS

[0006] The utility model discloses a kind of anti-shaking mechanisms for ball screw machining of electric cylinder, to solve the problems raised in the above background art.

[0007] To achieve the above object, the utility model provides the following technical scheme: an anti-shaking mechanism for ball screw machining of electric cylinder, including base, the base top is fixedly connected with first hydraulic cylinder, the first hydraulic cylinder outside is fixedly connected with support plate, the support plate top is fixedly connected with second hydraulic cylinder, the second hydraulic cylinder outside is fixedly connected with connecting plate, the base top is fixedly connected with electric guide rail, the electric guide rail top is provided with third hydraulic cylinder, the support plate outside is provided with clamping damping mechanism, the third hydraulic cylinder top is provided with auxiliary support mechanism;

[0008] The clamping damping mechanism includes clamping assembly and damping assembly, the clamping assembly is arranged outside the support plate, and the damping assembly is arranged at the bottom of the connecting plate.

[0009] Preferably, the clamping assembly includes a motor, the motor is fixedly connected outside the support plate, the motor output end extends to the inside fixedly connected with bottom plate through the support plate, the bottom plate outside is rotatably connected with cover plate, the bottom plate top is fixedly connected with support frame, the support frame inside is rotatably connected with worm, the cover plate inside is rotatably connected with gear column, the gear column outside is fixedly connected with worm wheel, the bottom plate inside is slidably connected with clamping plate, the clamping plate is fixedly connected with limit post away from the bottom plate one end, to facilitate the adjustment of clamping plate position, so as to meet the clamping limit of ball screw raw material of different sizes.

[0010] Preferably, the worm and the worm wheel are engaged, the gear column and the cover plate are engaged, the cover plate is provided with a groove at the corresponding position of the limit post, and the limit post is in contact with the cover plate, to facilitate more stable clamping process.

[0011] Preferably, the damping assembly includes a connecting box, the connecting box is fixedly connected at the bottom of the connecting plate, the connecting box inside is slidably connected with sliding block, the sliding block bottom is fixedly connected with contact plate, the connecting box inside is fixedly connected with slide rod, the connecting box inside is fixedly connected with spring, the connecting box inside is fixedly connected with damping rod, the damping rod is fixedly connected with sliding plate away from the connecting box one end, the sliding plate bottom is fixedly connected with first fixed block, the first fixed block inside is rotatably connected with connecting rod, the sliding block top is fixedly connected with second fixed block, to facilitate the damping of vibration of contact plate due to cutting, so as to reduce the shaking and other unexpected situations in ball screw raw material processing process.

[0012] Preferably, the sliding plate is in sliding connection with the slide rod, the sliding plate is fixedly connected with the spring, the second fixed block is provided with a groove at a corresponding position of the connecting rod, and the connecting rod is rotatably connected in the groove, so that the shock absorbing process is more stable.

[0013] Preferably, the auxiliary supporting mechanism comprises a connecting frame, the connecting frame is fixedly connected at the top of the third hydraulic cylinder, a supporting seat is movably connected in the connecting frame, a first connecting table is fixedly connected to the front of the connecting frame, a second connecting table is fixedly connected to the back of the connecting frame, a bidirectional threaded rod is rotatably connected in the connecting frame, a limiting rod is fixedly connected in the second connecting table, and a clamping block is slidably connected to the outside of the limiting rod, so as to adjust the position of the clamping block, install and limit the supporting seat, and facilitate subsequent replacement by the staff.

[0014] Preferably, the clamping block is in threaded connection with the bidirectional threaded rod, the clamping block is in sliding connection with the first connecting table, the clamping block is in sliding connection with the second connecting table, and the clamping block is in contact with the supporting seat, so as to be more stable during use.

[0015] Compared with the prior art, the anti-shaking mechanism for ball screw machining of an electric cylinder has the following beneficial effects:

[0016] 1. The anti-shaking mechanism for ball screw machining of an electric cylinder is provided with a clamping and shock absorbing mechanism, in the use process, the worm is rotated, the worm gear is matched, the position of the clamping plate is adjusted, different sizes of ball screw raw materials are clamped and limited, the contact plate moves, the sliding block slides in the connecting box, the vibration of the contact plate caused by cutting is damped, and the shaking and other unexpected situations caused by the ball screw raw material machining process are reduced.

[0017] 2. The anti-shaking mechanism for ball screw machining of an electric cylinder is provided with an auxiliary supporting mechanism, in the use process, the bidirectional threaded rod is rotated, the limiting rod is matched, the position of the clamping block is adjusted, the supporting seat is installed and limited, and the staff can be conveniently replaced subsequently. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without paying the creativity labor:

[0019] Figure 1 It is a front structure schematic view of the utility model;

[0020] Figure 2 It is a clamping assembly structure schematic view of the utility model;

[0021] Figure 3 It is a clamping assembly internal structure schematic view of the utility model;

[0022] Figure 4 It is a damping assembly structure schematic view of the utility model;

[0023] Figure 5 It is a damping assembly internal structure schematic view of the utility model;

[0024] Figure 6 It is an auxiliary support mechanism structure schematic view of the utility model;

[0025] Figure 7 It is an auxiliary support mechanism internal structure schematic view of the utility model.

[0026] In the drawing: 1, base; 2, first hydraulic cylinder; 3, support plate; 4, second hydraulic cylinder; 5, connecting plate; 6, electric guide rail; 7, third hydraulic cylinder; 8, clamping damping mechanism; 81, clamping assembly; 811, motor; 812, bottom plate; 813, cover plate; 814, support frame; 815, worm; 816, gear column; 817, worm wheel; 818, clamping plate; 819, limiting column; 82, damping assembly; 821, connecting box; 822, sliding block; 823, contact plate; 824, sliding rod; 825, spring; 826, damping rod; 827, sliding plate; 828, first fixed block; 829, connecting rod; 8210, second fixed block; 9, auxiliary support mechanism; 91, connecting frame; 92, support seat; 93, first connecting table; 94, second connecting table; 95, bidirectional threaded rod; 96, limiting rod; 97, clamping block. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0028] In the utility model, unless another definite provision and limitation, the terms "mount", "connect", "connect", "fix" and so on terms should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two element internal communication or two element mutual action relation. For ordinary skilled person in the art, the above terms can be understood according to the specific meaning in the utility model.

[0029] Embodiment one:

[0030] Based on the prior art existing at present, the whole screw rod is only clamped on both sides, so that different sizes of screw rods cannot be clamped sufficiently, and vibration occurs during thread cutting process, the embodiment provides a anti-shaking mechanism for ball screw machining of electric cylinder, please refer to Figures 1-5 The utility model provides a technical scheme: a kind of anti-shaking mechanism for ball screw machining of electric cylinder, including base 1, first hydraulic cylinder 2 is fixedly connected in base 1 top, first hydraulic cylinder 2 outside is fixedly connected with support plate 3, support plate 3 top is fixedly connected with second hydraulic cylinder 4, second hydraulic cylinder 4 outside is fixedly connected with connecting plate 5, base 1 top is fixedly connected with electric guide rail 6, electric guide rail 6 top is provided with third hydraulic cylinder 7, support plate 3 outside is provided with clamping damping mechanism 8, third hydraulic cylinder 7 top is provided with auxiliary support mechanism 9;

[0031] Clamping damping mechanism 8 includes clamping assembly 81 and damping assembly 82, clamping assembly 81 is arranged outside support plate 3, and damping assembly 82 is arranged at the bottom of connecting plate 5.

[0032] Further, clamping assembly 81 includes motor 811, motor 811 is fixedly connected outside support plate 3, and the output end of motor 811 extends to the inside fixedly connected with bottom plate 812 through support plate 3, bottom plate 812 is rotatably connected with cover plate 813 outside, bottom plate 812 top is fixedly connected with support frame 814, support frame 814 is rotatably connected with worm 815 inside, cover plate 813 is rotatably connected with gear column 816 inside, gear column 816 is fixedly connected with worm wheel 817 outside, bottom plate 812 is slidably connected with clamping plate 818 inside, one end of clamping plate 818 away from bottom plate 812 is fixedly connected with limit column 819, to facilitate the realization of adjusting the position of clamping plate 818, so as to meet the clamping and limiting of ball screw raw material of different sizes.

[0033] Further, worm 815 is engaged with worm wheel 817, gear column 816 is engaged with cover plate 813, cover plate 813 is provided with groove at corresponding position with limit column 819, and limit column 819 is in contact with cover plate 813, to facilitate more stable during clamping process.

[0034] Further, the damping assembly 82 comprises a connecting box 821 fixedly connected at the bottom of the connecting plate 5, a sliding block 822 slidably connected in the connecting box 821, a contact plate 823 fixedly connected at the bottom of the sliding block 822, a sliding rod 824 fixedly connected in the connecting box 821, a spring 825 fixedly connected in the connecting box 821, a damping rod 826 fixedly connected in the connecting box 821, a sliding plate 827 fixedly connected at one end of the damping rod 826 away from the connecting box 821, a first fixed block 828 fixedly connected at the bottom of the sliding plate 827, a connecting rod 829 rotatably connected in the first fixed block 828, and a second fixed block 8210 fixedly connected at the top of the sliding block 822, so as to realize damping of vibration of the contact plate 823 caused by cutting, thereby reducing the shaking and other unexpected situations in the processing of the ball screw rod raw material.

[0035] Further, the sliding plate 827 is slidably connected with the sliding rod 824, the sliding plate 827 is fixedly connected with the spring 825, grooves are formed at corresponding positions of the second fixed block 8210 and the connecting rod 829, and the connecting rod 829 is rotatably connected in the grooves, so as to make the damping process more stable.

[0036] Embodiment Two

[0037] On the basis of Embodiment One, the lifting frame is fixedly connected and directly contacts with the screw rod in the prior art, which is prone to wear in the long-term use, thereby affecting the subsequent processing precision, therefore, Embodiment Two is provided to solve the above technical problems, please refer to Figures 6-7 and further obtained in combination with Embodiment One, the auxiliary supporting mechanism 9 comprises a connecting frame 91 fixedly connected at the top of the third hydraulic cylinder 7, a supporting seat 92 movably connected in the connecting frame 91, a first connecting table 93 fixedly connected at the front of the connecting frame 91, a second connecting table 94 fixedly connected at the back of the connecting frame 91, a bidirectional threaded rod 95 rotatably connected in the connecting frame 91, a limiting rod 96 fixedly connected in the second connecting table 94, and a clamping block 97 slidably connected outside the limiting rod 96, so as to realize adjustment of the position of the clamping block 97, thereby meeting the installation and limiting of the supporting seat 92, and facilitating subsequent replacement by the staff.

[0038] Further, the clamping block 97 is threadedly connected with the bidirectional threaded rod 95, the clamping block 97 is slidably connected with the first connecting table 93, the clamping block 97 is slidably connected with the second connecting table 94, and the clamping block 97 is in contact with the supporting seat 92, so as to make the use process more stable.

[0039] In actual operation, when the device is used, first, the worker replaces the support seat 92 according to the wear degree and the like, rotates the bidirectional threaded rod 95, moves the clamping block 97 through the rotation of the bidirectional threaded rod 95 and the cooperation of the limiting rod 96, clamps and limits the support seat 92, and then places the ball screw raw material of the electric cylinder to be machined on the support seat 92, moves the ball screw raw material of the electric cylinder to be machined through the cooperation of the electric guide rail 6 and the third hydraulic cylinder 7, moves the supporting plate 3 through the cooperation of the first hydraulic cylinder 2, inserts the ball screw raw material to be machined into the inside of the bottom plate 812, rotates the worm 815, rotates the gear column 816 in the support frame 814 through the cooperation of the worm 815 and the worm wheel 817, rotates the cover plate 813 outside the bottom plate 812, makes the clamping plate 818 slide in the inside of the bottom plate 812 through the cooperation of the limiting column 819, clamps the ball screw raw material to be machined until the clamping plate 818, and rotates the bottom plate 812 through the cooperation of the motor 811 after clamping is completed, so that the ball screw raw material rotates, and the external screw processing equipment starts the processing process. The connecting plate 5 moves through the cooperation of the second hydraulic cylinder 4, so that the contact plate 823 moves, the sliding block 822 slides in the inside of the connecting box 821 through the cooperation of the contact plate 823, so that the second fixed block 8210 moves, the first fixed block 828 moves through the cooperation of the connecting rod 829, so that the sliding plate 827 slides outside the sliding rod 824, and the damping rod 826 and the spring 825 are cooperated to realize the shock absorption of the vibration of the contact plate 823 caused by cutting.

[0040] It should be noted that, in the present document, the terms such as first and second, etc. are used merely to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between such entities or operations. Also, the terms "comprises", "comprising", or any other variations 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the statement "comprising a means" does not exclude the presence of additional identical elements in the process, method, article, or apparatus including the element.

Claims

1. A anti-shaking mechanism for ball screw machining of an electric cylinder, comprising a base (1), characterized in that: The base (1) top fixedly connected with first hydraulic cylinder (2), the first hydraulic cylinder (2) outside fixedly connected with support plate (3), the support plate (3) top fixedly connected with second hydraulic cylinder (4), the second hydraulic cylinder (4) outside fixedly connected with connecting plate (5), the base (1) top fixedly connected with electric guide rail (6), the electric guide rail (6) top is provided with third hydraulic cylinder (7), the support plate (3) outside is provided with clamping damping mechanism (8), the third hydraulic cylinder (7) top is provided with auxiliary support mechanism (9); The clamping damping mechanism (8) includes clamping assembly (81) and damping assembly (82), the clamping assembly (81) is arranged outside the support plate (3), and the damping assembly (82) is arranged at the bottom of the connecting plate (5).

2. The anti-shaking mechanism for ball screw machining of an electric cylinder according to claim 1, characterized in that: The clamping assembly (81) includes motor (811), the motor (811) is fixedly connected outside the support plate (3), the motor (811) output end extends to the inside fixedly connected with bottom plate (812) through the support plate (3), the bottom plate (812) outside rotationally connected with cover plate (813), the bottom plate (812) top fixedly connected with support frame (814), the support frame (814) inside rotationally connected with worm (815), the cover plate (813) inside rotationally connected with gear column (816), the gear column (816) outside fixedly connected with worm wheel (817), the bottom plate (812) inside slidingly connected with clamping plate (818), the clamping plate (818) is fixedly connected with limit column (819) away from the bottom plate (812) one end.

3. The anti-shaking mechanism for ball screw machining of an electric cylinder according to claim 2, characterized in that: The worm (815) is engaged with the worm wheel (817), the gear column (816) is engaged with the cover plate (813), the cover plate (813) is provided with a groove at the corresponding position of the limit column (819), and the limit column (819) is in contact with the cover plate (813).

4. The anti-shaking mechanism for ball screw machining of an electric cylinder according to claim 1, characterized in that: The damping assembly (82) includes connecting box (821), the connecting box (821) is fixedly connected at the bottom of the connecting plate (5), the connecting box (821) inside slidingly connected with sliding block (822), the sliding block (822) bottom fixedly connected with contact plate (823), the connecting box (821) inside fixedly connected with slide rod (824), the connecting box (821) inside fixedly connected with spring (825), the connecting box (821) inside fixedly connected with damping rod (826), the damping rod (826) is fixedly connected with sliding plate (827) away from the connecting box (821) one end, the sliding plate (827) bottom fixedly connected with first fixed block (828), the first fixed block (828) inside rotationally connected with connecting rod (829), the sliding block (822) top fixedly connected with second fixed block (8210).

5. The anti-shaking mechanism for ball screw machining of an electric cylinder according to claim 4, characterized in that: The sliding plate (827) is in sliding connection with the sliding rod (824), the sliding plate (827) is in fixed connection with the spring (825), the second fixed block (8210) is provided with a groove at the corresponding position of the connecting rod (829), and the connecting rod (829) is rotatably connected in the groove.

6. The anti-shaking mechanism for ball screw machining of an electric cylinder according to claim 1, characterized in that: The auxiliary supporting mechanism (9) comprises a connecting frame (91), the connecting frame (91) is fixedly connected at the top of the third hydraulic cylinder (7), the supporting seat (92) is movably connected in the connecting frame (91), the first connecting table (93) is fixedly connected to the front of the connecting frame (91), the second connecting table (94) is fixedly connected to the back of the connecting frame (91), the bidirectional screw rod (95) is rotatably connected in the connecting frame (91), the limiting rod (96) is fixedly connected in the second connecting table (94), and the clamping block (97) is slidably connected to the outside of the limiting rod (96).

7. The anti-shaking mechanism for ball screw machining of an electric cylinder according to claim 6, characterized in that: The clamping block (97) is in threaded connection with the bidirectional screw rod (95), the clamping block (97) is in sliding connection with the first connecting table (93), the clamping block (97) is in sliding connection with the second connecting table (94), and the clamping block (97) is in contact with the supporting seat (92).

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