CN211783243U - Combined jig for detecting mounting angle of rocker arm of axle - Google Patents

Abstract

The utility model provides a combined fixture for detecting the installation angle of a rocker arm of a vehicle axle, which comprises a base and a detection device installed on the base, the base comprises a first base and a second base arranged side by side, and the detection device includes a first base and a second base arranged side by side. The first detection device on the base and the second detection device installed on the second base; the first detection device and the second detection device each include a number of detectors connected to the first detection device and the second detection device; the first detection device and the second detection device The detection device can translate along the width direction of the first base on the first base, and the second detection device can translate along the width direction of the second base on the second base. The detection jig in the utility model cooperates with the frame by setting a jig that rotates manually. On the one hand, the position of the jig can be adjusted at any time, which improves the accuracy of the detection work, and on the other hand, it can be applied to different vehicle models. The frame detection ensures the versatility of detection.

Description

A combined fixture for detecting the installation angle of the rocker arm of the axle

technical field

The utility model belongs to the field of detection equipment, in particular to a combined fixture for detecting the installation angle of a rocker arm of a vehicle axle.

Background technique

With the rapid development of today's industry, how to effectively improve production efficiency, reduce the labor intensity and difficulty of employees, and improve the quality of products has become a problem for workers to think about. At this time, a tool "jig" is needed to assist the operation to solve the problem. existing problems. Jig is a large category of tools for woodworking, ironworker, fitter, machinery, electric control and some other handicrafts, mainly as a tool to assist in controlling position or action (or both). The jig is mainly divided into two types: tooling jig and inspection jig. The former is used for machining, welding, assembly and other processes to facilitate processing and to meet the needs of accuracy; the latter is used for testing, because some The mechanical size is not easy to measure, and its shape is complex, so it is necessary to design a special inspection block or a inspection tool designed for a certain product, such as plug gauges, ring gauges and other regular inspection tools, but some are irregular. A gauge must be specially designed to measure its size.

In fact, a fixture is an auxiliary device specially made to solve a practical problem or realize a certain function. The characteristics are: simple structure, wide application and various types, which can be a piece of iron or a piece of equipment. On the production line, assembly and inspection are an indispensable process, and assembly and inspection make the data of the workpiece more in line with the data required by the production. At present, for some workpieces with complex structures or special positions, such as the rocker structure of the frame, there are often many difficulties in the detection work. Since the frame is relatively large and is on the production line, it is inconvenient to transfer it to the jig for testing, and it can only be tested by moving the jig. The angle detection of the rocker arm structure of the frame and the trapezoidal structure composed of the front and rear axles and the steering knuckle arm makes the detection more difficult.

SUMMARY OF THE INVENTION

In view of the above-mentioned deficiencies and defects of the prior art, the purpose of the present invention is to provide a combined jig for detecting the installation angle of the axle rocker arm, which solves the technical problems of difficulty in detecting the jig and inconvenient use in the prior art.

In order to achieve the above purpose, the present application adopts the following technical solutions to achieve: a combined fixture for detecting the installation angle of a rocker arm of a vehicle axle, comprising a base and a detection device installed on the base, and the base includes first bases arranged side by side and a second base, the detection device includes a first detection device installed on the first base and a second detection device installed on the second base;

The first detection device and the second detection device each include a plurality of detectors connected with the first detection device and the second detection device, and the detectors can be along the length of the first detection device and the second detection device. direction move;

The first detection device can translate along the width direction of the first base on the first base, and the second detection device can translate along the width direction of the second base on the second base.

The utility model also has the following technical features:

The height of the first base is greater than the height of the second base.

The first detection device is mounted on the first base through the first mounting seat, and the second detection device is mounted on the second base through the second mounting seat;

A rack is arranged on both the first base and the second base, a gear is arranged on both the first detection device and the second detection device, and the gear meshes with the rack.

The first detection device includes several first detection platforms and several second detection platforms mounted on the first mounting seat;

The first detection platform includes an installation platform connected with the first installation seat and a first detector connected on the installation platform;

The first detector includes a first connecting rod vertically connected to the installation platform, the top of the first connecting rod is also connected with a second connecting rod, and one end of the second connecting rod is connected to the top of the first connecting rod. The other end is connected with a workpiece, the left and right sides of the workpiece are connected with semicircular connectors, and the workpiece is hinged with one end of the detection rod through the shaft connected on the semicircular connector , the other end of the detection rod is hinged with one end of the movable rod, the other end of the movable rod is connected with the slider through the shaft, the sliders at both ends of the shaft are connected with the grooves opened on the first fixed block, and the detection rod is also connected with I-shaped clip;

The first detector also includes a second fixing block fixed on the installation platform, the second fixing block is provided with a threaded hole, a first bolt is fixed in the threaded hole, and the first bolt is connected by The block is connected with one end of the movable rod connected with the slider.

The second detection platform includes an installation platform connected with the first installation seat and a second detector connected on the installation platform;

The second detector includes an ear plate connected with the mounting platform and a steering support member hinged on the ear plate;

The ear plate comprises a first fixing plate vertically connected with the installation platform and a second fixing plate vertically connected with both ends of the first fixing plate respectively, and the second fixing plate is vertically connected with the installation platform;

The diverter support member includes a supporting plate hinged with the second fixing plate respectively and a diverter supporting plate connected between the supporting plates;

The side of the steering gear support plate facing the first fixed plate is also connected with a square plate, the square plate is connected with a fixed shaft, and the fixed shaft is connected with a first measuring ruler and a second measuring ruler, A measuring ruler is arranged vertically and cannot be rotated, a second measuring ruler can be rotated around a fixed axis, and an I-shaped clip is also installed on the second measuring ruler.

The fixed shaft is also connected with an indexing plate.

The second detection device includes a plurality of third detection platforms mounted on the second mounting seat;

The third detection platform includes an installation platform connected with the second installation seat and a third detector connected on the installation platform;

The third detector includes a fixed bracket vertically connected to the installation platform, a rotating shaft is installed on the top of the fixed bracket, and a hexagonal handle is installed on the top of the rotating shaft;

An inner gear is sleeved on the rotating shaft, the inner gear is meshed with the outer rack, the outer rack is arc-shaped, and the fixed bracket is also connected with a hollow support frame consistent with the radian of the outer rack , one end of the external rack is also connected with a square block, and the bottom end of the square block is connected with a first straight rod and a second straight rod, the first straight rod and the second straight rod have the same length and are arranged in parallel;

The third detector further includes a square card mounted on the installation platform, the square card includes a first card plate and a second card plate connected by a second bolt, the first card plate is connected with the fixing bracket, so the A rectangular parallelepiped cavity is formed between the first card board and the second card board.

A lead screw is arranged on the first base and the second base, and the first detection device and the second detection device are respectively connected with the lead screw arranged on the first base and the second base.

Compared with the prior art, the present utility model has the following beneficial technical effects:

(I) The detection jig in the present utility model cooperates with the frame by setting the jig for manual operation and rotation movement. On the one hand, the position of the jig can be adjusted at any time, which improves the accuracy of the detection work. The frame detection of different models ensures the universality of detection.

(II) The overall structure of the utility model is simple, the operation is convenient, and the practicability is strong.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

2 is a schematic structural diagram of the first detector of the present invention;

3 is a schematic structural diagram of the second detector of the present invention;

4 is a schematic structural diagram of a third detector of the present invention;

5 is a schematic diagram of the installation position of the lead screw of the present invention;

The meaning of each label in the figure is: 1-base, 2-detection device, 3-first base, 4-second base, 5-first detection device, 6-second detection device, 7-detector, 8- First mounting seat, 9-Second mounting seat, 10-Rack, 11-Gear, 12-First inspection platform, 13-Second inspection platform, 14-Installation platform, 15-First detector, 16-No. A connecting rod, 17-second connecting rod, 18-work piece, 19-semi-circular connecting piece, 20-shaft, 21-detecting rod, 22-moving rod, 23-slider, 24-first fixing block , 25-slot, 26-I-shaped clip, 27-second fixing block, 28-threaded hole, 29-first bolt, 30-connection block, 31-second detector, 32-ear plate, 33-steering device Support, 34-first fixing plate, 35-second fixing plate, 36-supporting plate, 38-steering gear support plate, 38-square plate, 39-fixed shaft, 40-first measuring ruler, 41-second Measuring Ruler, 42- Clamp, 43- Indexing Plate, 44- Third Test Platform, 45- Third Tester, 46- Fixed Bracket, 47- Rotating Shaft, 48- Hexagon Handle, 49- Internal Gear, 50- External Rack, 51-Hollow Supporting Frame, 52-Square Block, 53-First Straight Rod, 54-Second Straight Rod, 55-Square Card, 56-Second Bolt, 57-First Card Plate, 58-Second Card plate, 59-cuboid cavity, 60-screw, 61-screw handle.

The specific content of the present utility model will be further explained in detail below in conjunction with the accompanying drawings and embodiments.

Detailed ways

Specific embodiments of the present utility model are given below. It should be noted that the present utility model is not limited to the following specific embodiments, and all equivalent transformations made on the basis of the technical solutions of the present application all fall into the protection scope of the present utility model.

Example 1:

Following the above technical solutions, as shown in Figures 1 to 4, this embodiment provides a combined fixture for detecting the installation angle of the rocker arm of the axle, including a base 1 and a detection device 2 installed on the base 1. The said The base 1 includes a first base 3 and a second base 4 arranged side by side, and the detection device 2 includes a first detection device 5 installed on the first base 3 and a second detection device 6 installed on the second base 4 . ; The height of the first base 3 and the second base 4 are different.

The first detection device 5 can translate along the width direction of the first base 3 on the first base 3 , and the second detection device 6 can translate along the width direction of the second base 4 on the second base 4 . The position of the detection device 2 can be adjusted at any time, the accuracy of the detection work is improved, it can be applied to the frame detection of different vehicle models, and the universality of the detection is ensured.

As a preference of this embodiment, the height of the first base 3 is greater than the height of the second base 4 . The heights of the first base 3 and the second base 4 are inconsistent with respect to the frame, which is convenient for measurement.

As a preference of this embodiment, the first detection device 5 is installed on the first base 3 through the first mounting seat 7, and the second detection device 6 is installed on the second base 4 through the second mounting seat 9;

A rack 10 is arranged on the first base 3 and the second base 4 , a gear 11 is arranged on the first detection device 5 and the second detection device 6 , and the gear 11 is connected with the rack 10 . meshed. The arrangement of the gear 11 and the rack 10 can drive the first detection device 5 and the second detection device 6 to move, which is convenient for measurement.

As a kind of preference of this embodiment, the described first detection device 5 includes several first detection platforms 12 and several second detection platforms 13 installed on the first mounting seat 7;

The first detection platform 12 includes an installation platform 14 connected to the first installation base 7 and a first detector 15 connected to the installation platform 14 ; in this embodiment, two first detectors 15 are included.

The first detector 15 includes a first connecting rod 16 that is vertically connected to the installation platform 14. The top of the first connecting rod 16 is also connected with a second connecting rod 17. One end of the second connecting rod 17 is connected to the The top of the first connecting rod 16 is connected, the other end is connected with a work piece 18, the left and right sides of the work piece 18 are connected with semicircular connecting pieces 19, and the work piece 18 is connected by a semicircle The shaft 20 connected to the component 19 is hinged with one end of the detection rod 21, the other end of the detection rod 21 is hinged with one end of the movable rod 22, the other end of the movable rod 22 is connected with the slider 23 through the shaft 20, and the sliders at both ends of the shaft 20 are hinged. 23 is connected with the slot 25 opened on the first fixing block 24, and the detection rod 21 is also connected with an I-shaped clip 26;

The first detector 15 further includes a second fixing block 27 fixed on the installation platform 14, the second fixing block 27 is provided with a threaded hole 28, and the first bolt 29 is fixed in the threaded hole 28, so The first bolt 29 is connected to the end of the movable rod 22 connected with the sliding block 23 through the connecting block 30 . When detecting the angles of the last two rocker arms, the shaft 20 connecting the slider 23 can be pushed forward for a certain distance by rotating the first bolt 29, so that the slider 23 slides a certain distance and drives the movable rod 22 to move, so that the detection rod 21 deflects a certain distance. The deflection angle of the detection rod 21 can be known from the angle scale on the semicircular connecting piece 19, and the deflection angle of the rocker arm can be known by the I-shaped clip 26 on the detection rod 21 when the rocker arm is caught.

As a preference of this embodiment, the second detection platform 13 includes an installation platform 14 connected to the first installation seat 7 and a second detector 31 connected to the installation platform 14; Two detectors 31 .

The second detector 31 includes an ear plate 32 connected with the mounting platform 14 and a steering support member 33 hinged on the ear plate 32;

The ear plate 32 includes a first fixing plate 34 that is vertically connected to the installation platform 14 and a second fixing plate 35 that is vertically connected to both ends of the first fixing plate 34. The second fixing plate 35 is connected to the installation platform 14. vertical connection;

The diverter support member 33 includes a supporting plate 36 hinged with the second fixing plate 35 respectively and a diverter supporting plate 38 connected between the supporting plates 36;

The steering gear support plate 38 is also connected with a square plate 38 on the side facing the first fixing plate 34, the square plate 38 is connected with a fixed shaft 39, and the fixed shaft 39 is connected with a first measuring ruler 40 and the second measuring ruler 41 , the first measuring ruler 40 is arranged vertically and cannot be rotated, the second measuring ruler 41 can be rotated around the fixed shaft 39 , and a clip 42 is also installed on the second measuring ruler 41 . The rocker arm is clamped by the clip 42, so that the second measuring ruler 41 is deflected with the rocker arm, so that the rocker arm tilts backwards, which is the rear inclination angle of the rocker arm

As a preferred option of this embodiment, an indexing plate 43 is also connected to the fixed shaft 39 .

As a kind of preference of this embodiment, the described second detection device 6 includes several third detection platforms 44 installed on the second mounting seat 9;

The third detection platform 44 includes an installation platform 14 connected to the second installation base 9 and a third detector 45 connected to the installation platform 14 ; this embodiment includes two third detectors 45 .

The third detector 45 includes a fixed bracket 46 vertically connected to the installation platform 14, a rotating shaft 47 is installed on the top of the fixed bracket 46, and a hexagonal handle 48 is installed on the top of the rotating shaft 47;

The rotating shaft 47 is sleeved with an internal gear 49, the internal gear 49 meshes with the external rack 50, the external rack 50 is arc-shaped, and the fixing bracket 46 is also connected with the external rack. The hollow support frame 51 with the same 50 radian, one end of the outer rack 50 is also connected with a square block 52, and the bottom end of the square block 52 is connected with a first straight rod 53 and a second straight rod 54, the first straight rod 53 and The second straight rods 54 have the same length and are arranged in parallel; wherein the first straight rod 53 is close to the direction of the first base. Among them, the outer rack 50 is engraved with a scale.

The third detector 45 further includes a square card 55 mounted on the installation platform 14. The square card 55 includes a first card plate 57 and a second card plate 58 connected by a second bolt 56. The first card The plate 57 is connected to the fixing bracket 46 , and a rectangular parallelepiped cavity 59 is formed between the first clamping plate 57 and the second clamping plate 58 .

The inner gear 49 can be rotated by twisting the hexagonal handle 48 , and the inner gear 49 is driven. There is a square block 52 at the end of the hollow support frame 51, the square block 52 is movable, the square block 52 is fixed on the outer rack 50, and the square block 52 has a first straight rod 53 and a second straight rod 54 for fixing the rocker arm, The first straight rod 53 and the second straight rod 54 are detachable. The outer rack 50 is marked with an angle scale. When testing, first fix one side of the front axle in the square clip 55, and then use the second bolt 56 to fix it. Install the inner second straight rod 54 on the square block 27, twist the hexagonal structure 23, the inner gear 49 rotates, the outer rack 50 extends from the fixed bracket 46 along with the rotation of the inner gear 49, and the square block 52 is at the same time. The hollow support frame 51 moves up, and stops moving when the second straight rod 54 touches the rocker arm. At the same time, the rocker arm is fixed by the first straight rod 53. When adjusting the angle of the rocker arm, you only need to twist the hexagonal handle on the internal gear 49. 48 is sufficient, and the angle rotated by the rocker arm can be known by observing the angle scale on the outer rack 50 .

As a preference of this embodiment, the first base 3 and the second base 4 are both arranged with lead screws 60 , and the first detection device 5 and the second detection device 6 are respectively arranged on the first base 3 and the second base 4 . The lead screws 60 on the two bases 4 are connected. Rotating the lead screw 60 causes the first detection device 5 and the second detection device 6 to move laterally. One end of the lead screw 60 can also be provided with a lead screw handle 61 to facilitate the rotation of the lead screw 60 .

When testing, move the device under the frame, first detect the angle of the rocker arm, align the mounting platform 14 with the second detector 31 on the first rocker arm of the frame, adjust the left and right positions, and fix the rocker arm position, and then make the installation platform 14 on which the first detector 15 is installed corresponds to the position of the last two rocker arms, and use the first detector 15 and the second detector 31 on the installation platform 14 to detect the rocker arm angle.

The rocker arm is clamped by the I-shaped clip 26 on the detection rod 21 on the first detector 15, and the shaft 20 connecting the slider 30 can be pushed forward for a certain distance by rotating the first bolt 29, so that the slider 30 is in the groove. 25 slides a certain distance to drive the movable rod 22 to move, so that the detection rod 21 is deflected by a certain angle, and the deflection angle of the detection rod 21 can be known from the angle scale on the semicircular connecting piece 19, that is, the deflection angle of the rocker arm.

The rocker arm is clamped by the clip 42 so that the second measuring ruler 41 is deflected with the rocker arm, and the rocker arm is inclined backward, that is, the second measuring ruler 41 is also inclined backward, and the first measuring ruler 40 and the second measurement are read through the indexing plate 43 The included angle between feet 41 is the rear inclination angle of the rocker arm.

During detection, first fix one side of the front axle in the square clip 55 , and then fix it with the second bolt 56 . Install the inner second straight rod 54 on the square block 27, twist the hexagonal structure 23, the inner gear 49 rotates, the outer rack 50 extends from the fixed bracket 46 along with the rotation of the inner gear 49, and the square block 52 is at the same time. The hollow support frame 51 moves up, and stops moving when the second straight rod 54 touches the rocker arm. At the same time, the rocker arm is fixed by the first straight rod 53. When adjusting the angle of the rocker arm, you only need to twist the hexagonal handle on the internal gear 49. 48 is sufficient, and the angle rotated by the rocker arm can be known by observing the angle scale on the outer rack 50 .

Claims (8)

1. A combined fixture for detecting the installation angle of an axle rocker arm, comprising a base (1) and a detection device (2) mounted on the base (1), wherein the base (1) comprises a side-by-side arrangement the first base (3) and the second base (4); The detection device (2) comprises a first detection device (5) installed on the first base (3) and a second detection device (6) installed on the second base (4); The first detection device (5) and the second detection device (6) both include a plurality of detectors (7) connected to the first detection device (5) and the second detection device (6). The device (7) can move along the length direction on the first detection device (5) and the second detection device (6); The first detection device (5) can be translated on the first base (3) along the width direction of the first base (3), and the second detection device (6) can be located on the second base (4) Translate along the width direction of the second base (4). 2 . The combined fixture for detecting the installation angle of an axle rocker arm according to claim 1 , wherein the height of the first base ( 3 ) is greater than the height of the second base ( 4 ). 3 . 3. The combined jig for detecting the installation angle of an axle rocker arm according to claim 1, wherein the first detection device (5) is mounted on the first base (3) through the first mounting seat (8) ), the second detection device (6) is mounted on the second base (4) through the second mounting seat (9); A rack (10) is arranged on both the first base (3) and the second base (4), and a gear (10) is arranged on both the first detection device (5) and the second detection device (6). 11), the gear (11) meshes with the rack (10). 4. The combination fixture for detecting the installation angle of the axle rocker arm according to claim 3, wherein the detector (7) on the first detection device (5) comprises a detector (7) mounted on the first mounting seat ( 8) several first detection platforms (12) and several second detection platforms (13); The first detection platform (12) comprises an installation platform (14) connected with the first installation seat (8) and a first detector (15) connected on the installation platform (14); The first detector (15) comprises a first connecting rod (16) vertically connected to the installation platform (14), and a second connecting rod (17) is also connected to the top of the first connecting rod (16), One end of the second connecting rod (17) is connected with the top of the first connecting rod (16), and the other end is connected with a workpiece (18), and the left and right sides of the workpiece (18) are connected with half A circular connector (19), the workpiece (18) is hinged to one end of the detection rod (21) through a shaft (20) connected to the semicircular connector (19), and the other end of the detection rod (21) is hinged. One end is hinged with one end of the movable rod (22), the other end of the movable rod (22) is connected with the slider (23) through the shaft (20), and the sliders (23) at both ends of the shaft (20) are connected with the first fixing block (24). The slot (25) opened on the ) is connected, and the detection rod (21) is also connected with an I-shaped clip (26); The first detector (15) further comprises a second fixing block (27) fixed on the installation platform (14), the second fixing block (27) is provided with a threaded hole (28), the threaded hole A first bolt (29) is fixed in (28), and the first bolt (29) is connected to the end of the movable rod (22) connected with the slider (23) through the connecting block (30). 5. The combined jig for detecting the installation angle of an axle rocker arm according to claim 4, wherein the second detection platform (13) comprises an installation platform (14) connected with the first installation seat (8) ) and a second detector (31) connected to the mounting platform (14); The second detector (31) comprises an ear plate (32) connected with the mounting platform (14) and a diverter support (33) hinged on the ear plate (32); The lug plate (32) includes a first fixing plate (34) vertically connected with the installation platform (14) and a second fixing plate (35) vertically connected with both ends of the first fixing plate (34), respectively. The second fixing plate (35) is vertically connected with the installation platform (14); The diverter support member (33) comprises a supporting plate (36) hinged with the second fixing plate (35) respectively and a diverter supporting plate (37) connected between the supporting plates (36); A square plate (38) is also connected to the side of the steering gear support plate (37) toward the first fixing plate (34), and a fixing shaft (39) is connected to the square plate (38). A first measuring ruler (40) and a second measuring ruler (41) are connected to the shaft (39), the first measuring ruler (40) is arranged vertically and cannot be rotated, and the second measuring ruler (41) can be arranged around a fixed shaft ( 39) Rotate, a clip (42) is also installed on the second measuring ruler (41). 6. The combined fixture for detecting the installation angle of the rocker arm of a vehicle axle according to claim 5, wherein an indexing plate (43) is also connected to the fixed shaft (39). 7. The combination fixture for detecting the installation angle of the axle rocker arm according to claim 3, wherein the detector (7) on the second detection device (6) comprises a detector (7) mounted on the second mounting seat ( 9) on several third detection platforms (44); The third detection platform (44) comprises an installation platform (14) connected with the second installation seat (9) and a third detector (45) connected on the installation platform (14); The third detector (45) includes a fixed bracket (46) vertically connected to the installation platform (14), a rotating shaft (47) is mounted on the top of the fixed bracket (46), and the rotating shaft (47) ) with a hexagonal handle (48) installed on the top; The rotating shaft (47) is sleeved with an internal gear (49), the internal gear (49) is meshed with the external rack (50), the external rack (50) is arc-shaped, and the fixed The bracket (46) is also connected with a hollow support frame (51) having the same arc as the outer rack (50), one end of the outer rack (50) is further connected with a square block (52), and the bottom end of the square block (52) is connected with There are a first straight rod (53) and a second straight rod (54), and the first straight rod (53) and the second straight rod (54) have the same length and are arranged in parallel; The third detector (45) further comprises a square card (55) mounted on the installation platform (14), and the square card (55) comprises a first card (55) connected by a second bolt (56). 57) and the second clamping plate (58), the first clamping plate (57) is connected with the fixing bracket (46), and a rectangular parallelepiped hollow is formed between the first clamping plate (57) and the second clamping plate (58). cavity (59). 8. The combination jig for detecting the installation angle of an axle rocker arm according to claim 1, wherein a lead screw (60) is arranged on both the first base (3) and the second base (4) , the first detection device (5) and the second detection device (6) are respectively connected with the lead screw (60) arranged on the first base (3) and the second base (4).

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