Clamp for machining steering pull rod

Abstract

The utility model is applicable to the technical field of mechanical equipment processing, and provides a fixture for processing a steering pull rod, which comprises a base, two moving seats are symmetrically arranged on the base, a control component is further arranged on the base, the moving seats on the two sides are respectively and movably connected with the control component, sliding chutes are formed in the close side walls of the two moving seats along the length direction, and the sliding chutes are connected with the control component. According to the device, the sliding grooves are formed in the moving seats on the two sides, the multiple elastic clamping pieces are connected in the sliding grooves in a sliding mode, and the elastic clamping pieces on the two sides are attached to the two sides of the pull rod in a clamping mode. And therefore, a worker can conveniently adjust the elastic clamping piece to move to a designated position according to the actual machining condition and extrude and fix the pull rod, the situation that the machining position of the pull rod is shielded by the elastic clamping piece is avoided, and the applicability of the device is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mechanical equipment processing technical field especially relates to a clamp for steering pull rod processing. BACKGROUND

[0002] Straight pull rod and horizontal pull rod are two main parts of the steering system of the automobile, the straight pull rod is a rod connected with the left arm of the steering knuckle, and the horizontal pull rod is connected with the left and right steering arms, which can synchronize the two wheels and adjust the toe-in. The end of the steering pull rod is connected with the steering knuckle through a ball joint, and the horizontal pull rod arm needs to be clamped and fixed by using an included angle during the processing.

[0003] The utility model discloses a kind of automobile steering horizontal pull rod arm processing clamps, including base, the clamping assembly is arranged on the upper side of the base, end fixed component is symmetrically arranged on the surface of the both sides of the base;The clamping assembly includes bidirectional ball screw, the bidirectional ball screw is rotatably arranged in recess, the recess is opened on the upper side of base, the both sides of the bidirectional ball screw symmetrically set first nut and second nut, the first clamping block is arranged on the one side surface of the first nut, the second clamping block is arranged on the one side surface of the second nut, the one end of the bidirectional ball screw is connected with the first hand wheel located on the one side surface of base, the one side surface of the first clamping block and the second clamping block is equidistantly set with auxiliary fixing structure, the utility model can be attached to the surface of horizontal pull rod arm, improve horizontal pull rod arm clamping stability, and the stability during processing is guaranteed by fixing end.

[0004] However, the above device has the following technical problems in actual use:

[0005] I. The above device is provided with a plurality of movable clamping pins on the side wall of the two side clamping blocks close to each other along the length thereof, and the movable clamping pins can be flexibly changed according to the shape of different pull rods to stably adhere to the outer wall of the pull rod. However, this method sets too many movable clamping pins, and the horizontal position cannot be adjusted, which may block the specified processing position on the outer wall of the pull rod during actual use of the above device, so that subsequent processing operations are not convenient for manual operation, and manual adjustment is required again, which is time-consuming and labor-intensive.

[0006] II. In addition, the above device is provided with outwardly extending end fixing components on the two sides of the base, which can limit the two ends of the pull rod to prevent shaking or deviation during processing. However, this method cannot be horizontally adjusted because the bottom plate is fixedly installed on the side wall of the base, so when the overall length of the pull rod is less than the length of the base, the two ends cannot extend into the two end fixing components, so that the end fixing components lose their function and cannot lock and fix the end. Utility model content

[0007] The utility model provides a kind of clamp for steering pull rod processing, to solve the device mentioned in the above background art, because the movable clamping pin of too much quantity is arranged, when actual use, because the position of clamping pin cannot be adjusted horizontally, thus it can shield the specified processing position on pull rod, to affect actual processing, when the device processes the pull rod of the overall length less than base, because of the limitation of pull rod length, its two ends cannot be moved into end fixed component, further cause end fixed component failure, affect actual use.

[0008] The utility model is realized, a kind of clamp for steering pull rod processing, comprising: base, two moving seats are symmetrically arranged on it, control component is also arranged on the base, two sides the moving seat is respectively and control component swing joint, by the control component to adjust the movement of two moving seats towards or away, the side wall of two moving seats close to is all opened with slide groove along its length, a plurality of elastic clamping pieces are slidably connected in the slide groove, the pull rod to be processed is placed between two sides the moving seat, and two sides the elastic clamping piece is clamped and adhered to the two sides of pull rod, two moving grooves are also symmetrically opened on the top wall of base, adjusting plate is slidably connected in the moving groove, fixed component for fixing the end of pull rod is arranged on the adjusting plate, and adjusting assembly that is swing connected with the adjusting plate is arranged in the moving groove, the translation distance of the adjusting plate to the outside of base is adjusted by the adjusting assembly;In this scheme, the slide groove is opened in two sides moving seat, a plurality of elastic clamping pieces are slidably connected in the slide groove, the pull rod of different shapes can be fixed by the movement of two sides moving seat and the cooperation of elastic clamping piece, wherein elastic clamping piece can slide in slide groove arbitrarily, so that staff can adjust elastic clamping piece to specified position and extrude and fix pull rod according to actual processing condition, avoid that elastic clamping piece shields the processing position of pull rod, to improve the applicability of the device.

[0009] In addition, adjusting plate is driven by adjusting assembly to displace horizontally in the two sides of base in the device, adjusting plate can horizontally traverse from the outside of base, to facilitate staff to fix the pull rod of different lengths, to avoid the problem that the two ends of pull rod cannot abut to extrusion plate due to insufficient length.

[0010] Preferably, the control assembly comprises: a movable slot formed in the top wall of the base, a double screw is rotatably connected in the movable slot, two opposite threaded segments of the double screw are respectively screwed with a sliding block in sliding connection with the movable slot, and each sliding block is fixedly connected with the bottom wall of the moving seat on the corresponding side.

[0011] Preferably, the elastic clamping piece comprises: a sliding sleeve in sliding connection with the sliding groove, a through hole is formed in the side wall of the sliding sleeve away from the sliding groove, a stop block is in sliding connection in the through hole, one end of the stop block extends to the outside of the through hole, a guide rod is fixedly installed on the inner side wall of the through hole, a guide groove capable of accommodating the guide rod is formed in the side wall of the stop block, a limiting ring is fixedly connected to the end of the stop block close to the through hole and is sleeved on the outside of the guide rod, and a return spring is sleeved on the outside of the guide rod between the limiting ring and the inner side wall of the through hole; in this scheme, when the end of the stop block away from the moving seat contacts the pull rod, as the moving seat continues to move, the stop block will gradually shrink into the through hole, the guide rod will shrink into the guide groove, and the return spring will be compressed, and the rebound energy generated by the return spring will drive the stop block to tightly contact the outer wall of the pull rod.

[0012] Preferably, a push slot communicating with the sliding groove is formed in the top wall of each moving seat along the length thereof, and a push block is fixedly connected to the top wall of the sliding sleeve and is in sliding connection with the push slot; in this scheme, the position of the elastic clamping piece can be changed by manually pushing the push block in the push slot to drive the elastic clamping piece to move horizontally in the sliding groove, so that the position of the elastic clamping piece can be changed according to the actual processing condition.

[0013] Preferably, the fixing assembly comprises: a strip-shaped slot formed in the adjusting plate, a guide rod is fixedly installed in the strip-shaped slot, a guide block is sleeved on the guide rod and is in sliding connection with the strip-shaped slot, and an extrusion plate is in sliding connection with the adjusting plate, the bottom wall of the extrusion plate is fixedly connected with the guide block, and an extrusion spring is sleeved on the outside of the guide rod away from the base on the side of the guide block away from the base; in this scheme, when the pull rod is placed on the base, the two ends of the pull rod will be pressed towards the two side extrusion plates, at this time, the adjusting plate is controlled to move horizontally towards the base, and the extrusion plate is brought into contact with the end of the pull rod, so that the position of the pull rod is fixed, and when the extrusion plate contacts the end of the pull rod, as the adjusting plate continues to move, the extrusion plate will drive the guide block to move on the guide rod away from the base, and the extrusion spring will be compressed, and the rebound of the extrusion spring will drive the extrusion plate to tightly contact the end of the pull rod.

[0014] Preferably, the adjusting assembly comprises: adjusting grooves symmetrically opened on the inner walls of the two sides of the moving groove, an adjusting screw is rotationally connected in one of the adjusting grooves, a first adjusting seat is screwed on the adjusting screw and is in sliding connection with the adjusting groove, a limiting rod is fixedly connected in the other adjusting groove, a second adjusting seat is sleeved on the limiting rod and is in sliding connection with the adjusting groove, and the first adjusting seat and the second adjusting seat are symmetrically fixedly connected on the two side walls of the adjusting plate.

[0015] Compared with the prior art, the beneficial effects of the utility model are that the utility model discloses a clamp for steering pull rod machining:

[0016] 1、 the device is through being opened in the two sides mobile base in the slide groove, a plurality of elastic clamping pieces are in sliding connection in the slide groove, and the elastic clamping pieces can be arbitrarily slid in the slide groove, so that the elastic clamping pieces can be conveniently adjusted to specified positions by workers according to actual machining conditions and are extruded to fix the pull rod, the machining position of the pull rod is avoided to be shielded by the elastic clamping pieces, and therefore the applicability of the device is improved.

[0017] 2、 the adjusting plate is driven to horizontally displace by the adjusting assembly on the two side edges of the base in the device, the adjusting plate can horizontally move from the upper side of the base to the outside, and therefore workers can conveniently fix the pull rod of different lengths, so that the problem that the two ends of the pull rod cannot abut against the extruding plate due to insufficient length is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 It is a top view of the utility model;

[0019] Figure 2 It is a top view of the base in the utility model;

[0020] Figure 3 It is a schematic view of the elastic clamping piece in the utility model Figure 2 It is an enlarged view of the structure at A in the utility model;

[0021] Figure 4 It is an enlarged view of the structure at A in the utility model;

[0022] In the drawings:

[0023] 1, base; 11, moving seat; 111, dialing groove; 12, sliding groove; 13, moving groove; 14, adjusting plate; 15, adjusting assembly; 151, adjusting groove; 152, adjusting screw; 153, first adjusting seat; 154, limiting rod; 155, second adjusting seat;

[0024] 2, control assembly; 21, movable groove; 22, bidirectional screw; 23, sliding block;

[0025] 3, elastic clamping piece; 31, sliding sleeve; 311, dialing block; 32, through hole; 33, abutting block; 34, guide rod; 35, guide groove; 36, limiting ring; 37, return spring;

[0026] 4, fixing assembly; 41, strip-shaped groove; 42, guide rod; 44, extrusion plate; 45, extrusion spring. DETAILED DESCRIPTION

[0027] The technical solutions of the present application will be described in detail below with reference to the drawings. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments.

[0028] The components of the embodiments of the present application generally described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed application, but only represents selected embodiments of the application.

[0029] Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0030] In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0031] In the description of the utility model, it is necessary to explain that, unless there is definite stipulation and limitation, the term "installation", "connection", "connect" should be broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be the communication inside two elements.For ordinary skilled in the art, the specific meaning of the above-mentioned terms in the utility model can be understood according to the specific circumstances.

[0032] Please refer to Figures 1-4 The utility model provides a kind of technical scheme: a clamp for steering drag link processing, it includes: base 1, two mobile seats 11 are symmetrically arranged on it, base 1 is also provided with control assembly 2, two sides mobile seat 11 are respectively and control assembly 2 movably connected, control assembly 2 is used to adjust the movement of two mobile seats 11 towards or away from each other, the side wall of two mobile seats 11 is close to each other and is provided with sliding slot 12 along its length, a plurality of elastic clamping pieces 3 are slidably connected in sliding slot 12, and the drag link to be processed is placed between two sides mobile seat 11, and two sides elastic clamping pieces 3 are clamped and adhered to the two sides of drag link, two mobile grooves 13 are symmetrically provided on the top wall of base 1, adjusting plate 14 is slidably connected in mobile groove 13, adjusting plate 14 is provided with fixed assembly 4 for fixing the end of drag link, and mobile groove 13 is provided with adjusting assembly 15 movably connected with adjusting plate 14, and the translation distance of adjusting plate 14 to the outside of base 1 is adjusted by adjusting assembly 15.

[0033] Further, control assembly 2 includes: activity groove 21 opened on the top wall of base 1, bidirectional screw rod 22 is rotatably connected in activity groove 21, two opposite threaded segments of bidirectional screw rod 22 are all screwed with the sliding block 23 slidably connected with activity groove 21, and each sliding block 23 is fixedly connected with the bottom wall of corresponding side mobile seat 11.

[0034] Specifically, in order to facilitate staff to control bidirectional screw rod 22 to rotate, two ends of bidirectional screw rod 22 are all through activity groove 21 and extend to the outside of base 1, and first knob is fixedly installed on the end of bidirectional screw rod 22, and artificial can easily control bidirectional screw rod 22 to rotate by holding first knob, to control the synchronous movement of two mobile seats 11 towards or away from each other.

[0035] Further, the elastic clamping piece 3 comprises a sliding sleeve 31 slidably connected in the sliding groove 12, a through hole 32 is formed in the side wall of the sliding sleeve 31 away from the sliding groove 12, a stop block 33 is slidably connected in the through hole 32, one end of the stop block 33 extends to the outside of the through hole 32, a guide rod 34 is fixedly installed on the inner side wall of the through hole 32, a guide groove 35 is formed in the side wall of the stop block 33 and can accommodate the guide rod 34, a limiting ring 36 is fixedly connected to the end of the stop block 33 close to the through hole 32 and is sleeved on the outer side of the guide rod 34, and a return spring 37 is sleeved on the outer side of the guide rod 34 between the limiting ring 36 and the inner side wall of the through hole 32.

[0036] Specifically, the stop block 33 is made of rubber material, which can ensure stable extrusion positioning of the pull rod and avoid causing wear on the surface of the pull rod, thereby ensuring the quality of the pull rod after processing.

[0037] Further, the top wall of each moving seat 11 is provided with a pushing groove 111 along the length of the moving seat 11 and communicating with the sliding groove 12, and the top wall of the sliding sleeve 31 is fixedly connected with a pushing block 311 which is slidably connected with the pushing groove 111.

[0038] Further, the fixing assembly 4 comprises a strip-shaped groove 41 formed in the adjusting plate 14, a guide rod 42 fixedly installed in the strip-shaped groove 41, a guide block sleeved on the guide rod 42 and slidably connected with the strip-shaped groove 41, and an extrusion plate 44 slidably connected with the adjusting plate 14, the bottom wall of the extrusion plate 44 being fixedly connected with the guide block, and the outer side of the guide rod 42 away from the bottom seat 1 being sleeved with an extrusion spring 45.

[0039] Further, the adjusting assembly 15 comprises adjusting grooves 151 symmetrically formed in the inner walls of the moving grooves 13, an adjusting screw 152 rotatably connected in one side adjusting groove 151, a first adjusting seat 153 slidably connected with the adjusting groove 151 and screwed on the adjusting screw 152, a limiting rod 154 fixedly connected in the other side adjusting groove 151, a second adjusting seat 155 slidably connected with the adjusting groove 151 and sleeved on the limiting rod 154, and the first adjusting seat 153 and the second adjusting seat 155 being symmetrically fixedly connected to the two side walls of the adjusting plate 14, respectively.

[0040] Specifically, in order to facilitate manual control of the rotation of the adjusting screw 152, one end of the adjusting screw 152 penetrates to the outside of the bottom seat 1, and a second knob is fixedly installed on the end of the adjusting screw 152, so that the rotation of the adjusting screw 152 can be easily controlled by gripping the second knob, thereby driving the adjusting plate 14 to horizontally move in the adjusting groove 151.

[0041] The working principle and use process of the utility model are as follows:

[0042] The device places the pull rod on the base 1, then the bidirectional screw rod 22 rotates to control the sliding blocks 23 on the two sides of the screw rod to slide towards each other along the movable groove 21, the sliding blocks 23 drive the moving seat 11 to approach the pull rod, and meanwhile, the abutting blocks 33 on the end portions of each elastic clamping piece 3 abut against the end portions of the pull rod to clamp and position the pull rod;

[0043] Then the adjusting screw rod 152 on the two ends of the base 1 is rotated, the adjusting screw rod 152 drives the first adjusting seat 153 to move horizontally in the adjusting groove 151, the first adjusting seat 153 drives the adjusting plate 14 to approach the end portion of the pull rod under the guidance of the second adjusting seat 155 and the limiting rod 154 and the limitation from below, then the pressing plate 44 abuts against the end portion of the pull rod to limit the end portion of the pull rod.

[0044] The above only describes the preferred embodiments of the present application and is not used to limit the present application, and any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A jig for processing a tie rod of a steering knuckle, characterized by: Include: Base (1), which is symmetrically provided with two moving seats (11) on the opposite sides; The base (1) is also provided with a control assembly (2), and the two sides of the moving seat (11) are respectively and the control assembly (2) is movably connected, and the control assembly (2) is used to adjust the movement of the two moving seats (11) to each other or away from each other; The two moving seats (11) are provided with a sliding groove (12) on the side wall close to each other along the length, and a plurality of elastic clamping pieces (3) are slidably connected in the sliding groove (12), and the two sides of the moving seat (11) are placed with the pull rod to be processed, and the two sides of the elastic clamping piece (3) are clamped and adhered to the two sides of the pull rod; The top wall of the base (1) is also symmetrically provided with two moving grooves (13), and the moving grooves (13) are slidably connected with the adjusting plate (14), and the adjusting plate (14) is provided with a fixing assembly (4) for fixing the end of the pull rod, and the moving groove (13) is provided with an adjusting assembly (15) movably connected with the adjusting plate (14), and the adjusting assembly (15) adjusts the translation distance of the adjusting plate (14) to the outside of the base (1).

2. A clamp for processing a tie rod as set forth in claim 1, characterized in that: The control assembly (2) comprises: The movable groove (21) is opened on the top wall of the base (1), the bidirectional screw rod (22) is rotatably connected in the movable groove (21), the two opposite threaded segments of the bidirectional screw rod (22) are screwed with the sliding block (23) slidably connected with the movable groove (21), and each sliding block (23) is fixedly connected with the bottom wall of the corresponding side of the moving seat (11).

3. The clamp for processing a tie rod according to claim 1, wherein: The elastic clamping piece (3) comprises: The sliding sleeve (31) is slidably connected in the sliding groove (12), the side wall of the sliding sleeve (31) away from the sliding groove (12) is provided with a through hole (32), the through hole (32) is slidably connected with the abutting block (33), and one end of the abutting block (33) extends to the outside of the through hole (32); The inner side wall of the through hole (32) is fixedly installed with a guide rod (34), and the side wall of the abutting block (33) is provided with a guide groove (35) capable of accommodating the guide rod (34), the end of the abutting block (33) close to the through hole (32) is fixedly connected with the limiting ring (36) sleeved outside the guide rod (34), and the guide rod (34) outside the limiting ring (36) and the inner side wall of the through hole (32) is sleeved with a reset spring (37).

4. A clamp for processing a tie rod as set forth in claim 3, characterized in that: The top wall of each moving seat (11) is provided with a driving groove (111) communicating with the sliding groove (12) along the length, and the top wall of the sliding sleeve (31) is fixedly connected with the driving block (311) slidably connected with the driving groove (111).

5. The clamp for processing a tie rod according to claim 1, wherein: The fixing assembly (4) comprises: The strip-shaped groove (41) is opened on the adjusting plate (14), the guide rod (42) is fixedly installed in the strip-shaped groove (41), and the guide block is sleeved with the strip-shaped groove (41). An extrusion plate (44) is slidably connected on the adjusting plate (14), a bottom wall of the extrusion plate (44) is fixedly connected with a guide block, and an extrusion spring (45) is sleeved outside the guide block away from the guide rod (42) on the side of the base (1).

6. A clamp for processing a tie rod as set forth in claim 5, characterized in that: The adjusting assembly (15) comprises: Adjusting grooves (151) are symmetrically formed on the inner walls on both sides of the moving groove (13), an adjusting screw (152) is rotatably connected in the adjusting groove (151) on one side, a first adjusting seat (153) which is slidably connected with the adjusting groove (151) is screwed on the adjusting screw (152), a limiting rod (154) is fixedly connected in the adjusting groove (151) on the other side, and a second adjusting seat (155) which is slidably connected with the adjusting groove (151) is sleeved on the limiting rod (154). The first adjusting seat (153) and the second adjusting seat (155) are symmetrically fixedly connected on the two side walls of the adjusting plate (14).

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