CN217345306U

CN217345306U - Assembly fixture and assembly production line

Info

Publication number: CN217345306U
Application number: CN202220894968.3U
Authority: CN
Inventors: 费守国
Original assignee: Chassis Structural Parts Branch Of Fuao Auto Parts Co ltd; Fawer Automotive Parts Co Ltd
Current assignee: Chassis Structural Parts Branch Of Fuao Auto Parts Co ltd; Fawer Automotive Parts Co Ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-09-02
Anticipated expiration: 2032-04-18

Abstract

The utility model relates to a vehicle manufacturing technology field especially relates to an assembly fixture and assembly lines, assembly fixture is used for assembling first subassembly and second subassembly in the axle, the axle extends along the predetermined direction, first subassembly and second subassembly set up respectively in the both ends of axle, this assembly fixture includes first locating component and scale portion, first among first subassembly and the second subassembly both sets up under the state of axle, first locating component is connected with axle and/or first person respectively, with the position of limiting axle and first person, the axle sets up under first locating component's state, the parallel axle of scale portion sets up. According to assembly fixture and assembly manufacturing line of this application, first locating component is fixed first and axle, is convenient for install the second in first subassembly and second subassembly between them in the axle, at the in-process of installation second subassembly, refers to scale portion, has effectively reduced the degree of difficulty of aiming at between first subassembly and the second subassembly, has improved the installation effectiveness.

Description

Assembly fixture and assembly production line

Technical Field

The application relates to the technical field of vehicle manufacturing, in particular to an assembling tool and an assembling production line.

Background

In the vehicle assembly process, generally, the symmetrical structures (for example, flanges at two ends of a middle shaft of a parking assembly) need to be assembled at two ends of a shaft part, and because the shaft has a certain length, when the symmetrical structures are installed, the symmetrical structures at two ends are difficult to align, so that the assembly precision is met, repeated measurement and debugging are needed, and the installation efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of this application is to provide an assembly fixture and assembly manufacturing line to solve exist among the prior art to a certain extent when installing symmetrical structure, the symmetrical structure at both ends aims at the difficulty, for satisfying the assembly precision, need measure the debugging repeatedly, the technical problem that the installation effectiveness is low.

According to a first aspect of the present application, there is provided an assembling tool for assembling a first component and a second component to a shaft, the shaft extends along a predetermined direction, the first component and the second component are respectively disposed at two ends of the shaft, including:

a first positioning member, in a state where a first one of both the first member and the second member is disposed on the shaft, connected with the shaft and/or the first one, respectively, to define positions of the shaft and the first one;

and the scale part is arranged in a state that the shaft is arranged in the first positioning component, and the scale part is parallel to the shaft.

Preferably, the first positioning assembly includes a platform part, the platform part is formed with a first groove, the first groove extends along the predetermined direction, and the end of the shaft where the first one is located is disposed in the first groove.

According to the technical characteristics, the shaft is inserted into the first groove, so that the shaft is positioned and fixed.

Preferably, the first component is the first component, the first component includes a first flange, and the first flange is formed with a positioning hole penetrating through the first flange along the predetermined direction;

the platform portion be formed with the locating hole groove that the locating hole corresponds, first positioning subassembly includes the locating pin, the locating pin runs through simultaneously the locating hole with the locating hole groove.

According to the technical characteristics, the positioning pin penetrates through the positioning hole and the positioning empty groove simultaneously, and the first flange is positioned and fixed.

Preferably, the first flange is annular, and the axis of the first flange coincides with the axis of the shaft;

the positioning holes comprise a first hole, a second hole, a third hole, a fourth hole, a fifth hole and a sixth hole, and the first hole and the third hole are respectively arranged on two sides of the second hole;

the first holes, the second holes, the third holes, the fourth holes, the fifth holes and the sixth holes are distributed along the circumferential direction of the first flange, and in the cross section of the first flange, the centers of the first holes and the fourth holes are both symmetrical about the center of the axis of the first flange, the centers of the second holes and the fifth holes are both symmetrical about the center of the axis of the first flange, and the centers of the third holes and the sixth holes are both symmetrical about the center of the axis of the first flange;

the included angle between the radius of the first flange passing through the center of the first hole and the radius of the first flange passing through the center of the second hole is 42 degrees; the radius of the first flange passing through the center of the second hole and the radius of the first flange passing through the center of the third hole are both at an angle of 42 degrees.

Preferably, the positioning pins comprise a first pin, a second pin and a third pin;

the first pin penetrates any one of the first hole, the second hole, and the third hole, the second pin penetrates the fourth hole, and the third pin penetrates the sixth hole; or

The first pin penetrates any one of the fourth hole, the fifth hole and the sixth hole, the second pin penetrates the first hole, and the third pin penetrates the third hole.

According to the technical characteristics, the first positioning assembly can be used for positioning the first flange only, and the probability of deviation of the first flange is reduced.

Preferably, the distance of the scale portion to the axis of the shaft is equal to a predetermined distance,

the predetermined distance is set to a distance from an edge of the second member to an axis of the shaft in a state where a second one of the first member and the second member is disposed on the shaft;

the length of the scale portion is greater than the length of the shaft in the predetermined direction.

According to the technical characteristics, the second body can be attached to the scale part and installed on the shaft, and the installation precision is further improved.

Preferably, the assembly fixture further comprises:

the first positioning assembly and the scale part are arranged on the bottom plate;

a second positioning assembly disposed on the base plate for fixing the shaft such that the first one is mounted on a first end of the shaft;

and the pressing component is matched with the platform part and is used for pressing the first part against the platform part.

Preferably, the second positioning component is formed with a second groove extending along the predetermined direction, and one end of the shaft away from the first end is disposed in the second groove.

Preferably, the pressing assembly includes a support column, a pressing plate, a spring, a stud and a nut, the support column and the stud are both followed the predetermined direction set up in the bottom plate, the stud set up in platform portion with between the two of support column, the one end of pressing plate with the support column butt, the other end of pressing plate with the part of platform portion sets up relatively, the stud runs through the pressing plate, the spring set up in the pressing plate with between the two of bottom plate, the spring housing is located the outside of stud, the nut set up in the pressing plate deviate from one side of spring, the nut twist in the stud.

According to a second aspect of the present application, an assembly line is provided, which includes the assembly fixture according to any one of the above technical solutions, and therefore, all beneficial technical effects of the assembly fixture are achieved, and are not repeated herein.

Compared with the prior art, the beneficial effect of this application is:

the application provides an assembly fixture, it is fixed with first person and axle through first locating component, be convenient for install the second between the first subassembly and the second subassembly in the axle, at the in-process of installation second subassembly, through reference scale portion, effectively reduced the alignment degree of difficulty between first subassembly and the second subassembly, avoided the mounted position of aligning the first subassembly of debugging and second subassembly repeatedly, effectively improved the installation effectiveness.

In order to make the aforementioned objects, features and advantages of the present application more comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a sectional structural schematic view of an assembly fixture provided in an embodiment of the present application, the sectional view being taken along a first plane;

fig. 2 is a schematic top view of an assembly fixture provided in an embodiment of the present application.

Reference numerals:

100-a base plate; 210-a first platform section; 220-positioning hole slot; 221-a first bore recess; 222-a second bore groove; 223-third bore groove; 224-fourth bore groove; 225-fifth hole slot; 226-sixth bore slot; 231-a first pin; 232-a second pin; 233-a third pin; 240-first slot; 300-a second positioning assembly; 310-a second slot; 400-scale; 410-rib plate; 510-a press plate; 520-a compression nut; 530-a support column; 540-stud; 550-a spring; 560-adjustment wrench.

Detailed Description

The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments.

The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

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 orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it should be noted that, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The assembly tool and the assembly line according to some embodiments of the present application are described below with reference to fig. 1 and 2.

Referring to fig. 1 and 2, a first aspect of embodiments of the present application provides an assembly fixture for assembling a first component and a second component to a shaft, the shaft extending in a predetermined direction (here, the predetermined direction may be, for example, a vertical direction as shown in fig. 1 and 2), the first component and the second component being respectively disposed at both ends of the shaft, the assembly fixture including a first positioning component and a scale 400, a first one of the first component and the second component being disposed in a state of the shaft, the first positioning component being respectively connected with the shaft and/or the first one to define positions of the shaft and the first one, the scale 400 being disposed in a state of the first positioning component, the scale 400 being disposed parallel to the shaft, such that the first one and the shaft are fixed by the first positioning component, facilitating mounting of the second one of the first component and the second component to the shaft, by referring to the scale 400, the alignment difficulty of the first assembly and the second assembly is effectively reduced, the situation that the installation positions of the first assembly and the second assembly are repeatedly aligned and debugged is avoided, and the installation efficiency is effectively improved.

Preferably, referring to fig. 1, a cross-sectional structure diagram of the assembly tool provided by the present application along a first plane is shown, wherein the first plane refers to a plane passing through an axis of the first platform part 210 and an axis of the second platform part. The assembly tool provided by the application can comprise a first positioning component and a second positioning component 300. In the process of mounting the first assembly, the second assembly and the shaft, first, the shaft is disposed on the second positioning assembly 300, and the second positioning assembly 300 fixes the second end of the shaft (the two ends of the shaft are defined as the first end and the second end, respectively), so that the first one of the first assembly and the second assembly is mounted on the first end of the shaft. Both the first mounted member and the first end of the shaft may then be positioned on the first positioning component to facilitate mounting of a second one of the first and second components to the shaft.

Preferably, as shown in fig. 1, the first positioning member may include a first platform part 210, the first platform part 210 being formed with a first groove 240, the first groove 240 extending in a predetermined direction, and a first end of the shaft may be provided to the first groove 240.

Preferably, the first groove 240 is cut by a plane perpendicular to the predetermined direction to obtain a figure (not shown in the figures) corresponding to the cross-section of the first end of the shaft, so as to ensure the stability and the positioning accuracy of the first groove 240 for the fixation of the shaft. Further, as shown in fig. 2, the first end of the shaft may be formed as a first spline, and the first groove 240 may be formed as a first spline groove that fits the first spline, so that the first positioning assembly positions the shaft in the circumferential direction.

Similarly, as shown in fig. 1 and 2, the second positioning member 300 may include a second platform part formed with a second groove 310, the second groove 310 extending in a predetermined direction, and a second end of the shaft may be provided to the second groove 310.

Similarly, the second groove 310 is cut by a plane perpendicular to the predetermined direction to obtain a figure (not shown in the figures) corresponding to the cross-section of the second end of the shaft, so as to ensure the stability and positioning accuracy of the second groove 310 for the fixation of the shaft. Further, as shown in fig. 2, the second end of the shaft may be formed as a second spline, and the second groove 310 may be formed as a second spline groove that is matched with the second spline, so that the positioning of the second positioning assembly 300 in the circumferential direction of the shaft is realized.

The first component will be described below as an example.

Preferably, the first assembly includes a first flange (not shown) abutting against the first platform 210, the first flange being formed with a positioning hole penetrating therethrough in a predetermined direction. The first platform part 210 is formed with a positioning hole slot 220 corresponding to the positioning hole, and the first positioning component includes a positioning pin, which penetrates through both the positioning hole and the positioning hole slot 220, so as to position the first component by the first positioning component.

The assembly tool provided by the present application will be described below by taking an example in which the first flange is formed as a six-hole annular flange.

Specifically, when the first flange is disposed in the first positioning assembly, an axis of the first flange coincides with an axis of the first platform 210. The positioning hole may include a first hole, a second hole, a third hole, a fourth hole, a fifth hole, and a sixth hole, both of which are disposed at both sides of the second hole, respectively. The first hole, the second hole, the third hole, the fourth hole, the fifth hole and the sixth hole are distributed along the circumferential direction of the first flange, on the cross section of the first flange, the center of the first hole and the center of the fourth hole are in central symmetry with respect to the axis of the first flange, the center of the second hole and the center of the fifth hole are in central symmetry with respect to the axis of the first flange, and the center of the third hole and the center of the sixth hole are in central symmetry with respect to the axis of the first flange. The radius of the first flange passing through the center of the first hole and the radius of the first flange passing through the center of the second hole are both at an angle of 42 degrees. The radius of the first flange through the center of the second hole is at an angle of 42 degrees to the radius of the first flange through the center of the third hole.

Accordingly, as shown in fig. 2, the first platform part 210 may be formed with a first hole groove 221, a second hole groove 222, a third hole groove 223, a fourth hole groove 224, a fifth hole groove 225, and a sixth hole groove 226 corresponding to the above-described first hole, second hole, third hole, fourth hole, fifth hole, and sixth hole in this order.

Preferably, as shown in fig. 2, the positioning pins may include a first pin 231, a second pin 232, and a third pin 233. The first pin 231 may be provided to any one of the three first, second and

third hole grooves

221, 222 and 223 for simultaneously penetrating any one of the three sets of the first, second and

third hole grooves

221, 222 and 223. Preferably, as shown in fig. 2, the first pin 231 is disposed in the first hole groove 221, so that the pressing assembly and the scale 400, which will be described below, can be avoided, and an operator can conveniently mount and dismount the first pin 231.

Further, the second pin 232 is disposed in the fourth hole groove 224 and is configured to simultaneously penetrate through the fourth hole and the fourth hole groove 224, and the third pin 233 is disposed in the sixth hole groove 226 and is configured to simultaneously penetrate through the sixth hole and the sixth hole groove 226, so that the first pin 231, the second pin 232, and the third pin 233 can be ensured to relatively dispersedly act on the circumferential direction of the first flange, and the stability of the first flange fixation by the first pin 231, the second pin 232, and the third pin 233 is ensured.

Alternatively, not shown in the drawings, the first pin may be disposed in any one of the fourth hole groove, the fifth hole groove and the sixth hole groove, for simultaneously penetrating any one of the three groups of the fourth hole groove, the fifth hole groove and the sixth hole groove. The second round pin set up in first hole groove is used for running through simultaneously first hole and first hole groove, the third round pin set up in third hole groove is used for running through simultaneously third hole and third hole groove, and the beneficial effect that so sets up is similar with the aforesaid, no longer gives unnecessary details.

In an embodiment, the assembly fixture provided by the present application further includes a scale 400, and a distance from the scale 400 to an axis of the first platform 210 is equal to a distance from an edge of the second component to the axis of the shaft in a state where the second component is disposed on the shaft, so that the edge of the second component can be attached to the scale 400 and mounted on the shaft, and the mounting accuracy is further improved.

Preferably, the length of the scale 400 is greater than the length of the shaft, such that the second is mounted flush with the scale 400.

Optionally, the error angle of the mounting of the scale 400 with respect to both axes is less than or equal to 7 °. The error angle refers to the shaft set up in during first groove 240, unavoidable machining error or place the deviation, lead to scale 400 and axle both can't reach absolute parallel, at this moment, scale 400 and axle both's contained angle.

Optionally, as shown in fig. 1 and fig. 2, the mounting tool may further include rib plates 410, where the rib plates 410 are respectively connected to the scale 400 and the bottom plate 100 described below, and are used to increase the stability of the scale 400 and increase the bending strength of the scale 400 to ensure the positioning accuracy of the scale 400.

In an embodiment, as shown in fig. 1, the installation tool provided by the present application may further include a base plate 100, and the first positioning component, the second positioning component 300, the scale 400, and a pressing device described below are all disposed on the base plate 100.

In addition, as shown in fig. 1 and fig. 2, the assembly fixture may further include a pressing component, the pressing component is matched with the first platform portion 210, and the first flange is pressed against the first platform portion, so as to further increase the fixing stability of the first positioning component to the first flange.

Preferably, as shown in fig. 1 and 2, the pressing assembly includes a supporting pillar 530, a pressing plate 510, a spring 550, a stud 540 and a pressing nut 520, the supporting pillar 530 and the stud 540 are both disposed on the bottom plate 100 along the predetermined direction, the stud 540 is disposed between the first platform portion 210 and the supporting pillar 530, one end of the pressing plate 510 abuts against the supporting pillar 530, the other end of the pressing plate 510 is disposed opposite to a portion of the first platform portion 210, the stud 540 penetrates through the pressing plate 510, the spring 550 is disposed between the pressing plate 510 and the bottom plate 100, the spring 550 is sleeved outside the stud 540, the pressing nut 520 is disposed on a side of the pressing plate 510 facing away from the spring 550, the pressing nut 520 is screwed to the stud 540, such that, when the first flange is disposed on the first platform portion 210, the pressing plate 510 can abut against a side of the first flange facing away from the first platform portion 210, and the pressing plate 510 presses the first flange by screwing the pressing nut 520.

Alternatively, the supporting pole 530 may include a first portion fixedly coupled to the base plate 100, the first portion may be formed with an internally threaded hole extending in a predetermined direction, a second portion formed as a supporting pole extending in a predetermined direction, an outer side of the supporting pole being formed with an external thread to be coupled to the internal thread, and an adjustment wrench 560 coupled to the supporting pole, and when the adjustment wrench 560 is rotated about an axis of the supporting pole, a height of a portion of the supporting pole exposed to the outside of the first portion may be adjusted so that the pressing assembly may be adapted to first flanges having different thicknesses.

The second aspect of the embodiment of the present application further provides an assembly line, including the assembly fixture according to any one of the above embodiments, so that all beneficial technical effects of the assembly fixture are achieved, and details are omitted here.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and these modifications or substitutions do not depart from the scope of the technical solutions of the embodiments of the present application.

Claims

1. The utility model provides an assembly fixture for assemble first subassembly and second subassembly in the axle, the axle extends along the predetermined direction, first subassembly with the second subassembly set up respectively in the both ends of axle, its characterized in that includes:

2. The assembly fixture of claim 1, wherein the first positioning assembly includes a platform portion, the platform portion defining a first slot, the first slot extending in the predetermined direction, the first end of the shaft being disposed in the first slot.

3. The assembly tooling of claim 2, wherein the first component is the first component, the first component comprises a first flange, and the first flange is formed with a positioning hole penetrating through the first flange along the predetermined direction;

the platform part is provided with a positioning hole groove corresponding to the positioning hole, the first positioning component comprises a positioning pin, and the positioning pin penetrates through the positioning hole and the positioning hole groove simultaneously.

4. The assembly tool of claim 3,

the first flange is annular, and the axis of the first flange is superposed with the axis of the shaft;

the first hole, the second hole, the third hole, the fourth hole, the fifth hole and the sixth hole are distributed along the circumferential direction of the first flange, and on the cross section of the first flange, the center of the first hole and the center of the fourth hole are both symmetrical about the axis center of the first flange, the center of the second hole and the center of the fifth hole are both symmetrical about the axis center of the first flange, and the center of the third hole and the center of the sixth hole are both symmetrical about the axis center of the first flange;

5. The assembly tool of claim 4,

the positioning pins comprise a first pin, a second pin and a third pin;

the first pin penetrates any one of the first hole, the second hole, and the third hole, the second pin penetrates the fourth hole, and the third pin penetrates the sixth hole; or alternatively

The first pin penetrates any one of the fourth hole, the fifth hole, and the sixth hole, the second pin penetrates the first hole, and the third pin penetrates the third hole.

6. The assembly tool of claim 1,

the distance of the scale portion to the axis of the shaft is equal to a predetermined distance,

7. The assembly tooling of claim 2, further comprising:

and the pressing component is matched with the platform part and is used for pressing the first one against the platform part.

8. The assembly tooling of claim 7, wherein the second positioning component is formed with a second groove extending along the predetermined direction, and an end of the shaft away from the first end is disposed in the second groove.

9. The assembly fixture according to claim 7, wherein the pressing assembly comprises a supporting column, a pressing plate, a spring, a stud and a nut, the supporting column and the stud are both arranged on the bottom plate along the predetermined direction, the stud is arranged between the platform portion and the supporting column, one end of the pressing plate is abutted to the supporting column, the other end of the pressing plate is arranged opposite to the part of the platform portion, the stud penetrates through the pressing plate, the spring is arranged between the pressing plate and the bottom plate, the spring is sleeved on the outer side of the stud, the nut is arranged on one side of the pressing plate, which is far away from the spring, and the nut is screwed on the stud.

10. An assembly line, characterized by comprising the assembly tool of any one of claims 1 to 9.