CN219788143U - Compound assembly jig - Google Patents

Abstract

The utility model discloses a composite assembly jig which comprises a carrier part, a turnover assembly, a locking assembly, a pressing part and a fixing assembly, wherein the turnover assembly is arranged on the carrier part; the turnover assembly is connected with the carrier part in a rotating way, the pressing part is connected with the turnover assembly in a sliding way, and a second station is arranged on the wall surface of the pressing part opposite to the carrier part; when assembling the workpieces, firstly placing the first workpiece on a first station of the carrier part, and then arranging a second workpiece on a second station of the pressing part through the fixing component; then, the overturning assembly is rotated, so that the pressing part rotates towards the direction close to the first installation station, and the overturning assembly is fixed on the carrier part by the locking assembly; at the moment, the pressing part is pushed by external force, so that the pressing part slides along the direction close to the first station, the second workpiece can be placed on the first workpiece, and the fixing assembly releases the second workpiece at the moment, so that the second workpiece is positioned relative to the first workpiece. In conclusion, the utility model has the advantage of high assembly precision.

Description

Compound assembly jig

Technical Field

The utility model relates to the technical field of workpiece assembly structures, in particular to a composite assembly jig.

Background

At present, in consumer electronic products, a combination of a plurality of parts is usually involved, and one common installation mode is to connect two parts by means of bonding. In order to assist in manual or equipment installation, an installation jig is generally provided, and after the main part is placed on the installation jig, other parts are positioned and bonded on the main part manually.

The scheme is generally applicable to planar main part, when the installation face of main part is curved, because the installation face is curved, compared with the plane, other parts are more difficult to install on the installation curved surface, the condition that other parts are difficult to install on the main part accurately easily appears, namely conventional installation tool has the problem of precision inadequately facing complicated part assembly.

Disclosure of Invention

The utility model aims to provide a composite assembly jig for solving the problem that the existing installation jig has insufficient precision for complex part assembly.

To achieve the purpose, the utility model adopts the following technical scheme:

a composite assembly jig, comprising:

a carrier part provided with a first station;

the overturning assembly is rotationally connected with the carrier part so as to rotate in a direction approaching or separating from the first station;

a locking assembly mounted on the flipping assembly for securing the flipping assembly to the carrier section;

the pressing part is in sliding connection with the overturning assembly so as to slide along the direction approaching to or separating from the first station; a second station is arranged on the wall surface of the pressing part, which is opposite to the carrier part;

and the fixing assembly is used for fixing the second workpiece to the second station.

Optionally, a reset unit is arranged between the pressing part and the overturning assembly; one end of the resetting unit is connected with the pressing part, and the other end of the resetting unit is connected with the overturning assembly.

Optionally, the pressing part comprises a pressing plate and a pressing block;

the pressing plate is arranged on one side, far away from the carrier part, of the overturning assembly and is in sliding connection with the overturning assembly, and the resetting unit is arranged between the pressing plate and the overturning assembly;

the pressing block is arranged on the pressing plate, an avoidance groove is formed in the position, corresponding to the pressing block, of the overturning assembly, and the pressing block penetrates through the avoidance groove; the second station is arranged on the wall surface of the pressing block opposite to the carrier part.

Optionally, the fixed component comprises a negative pressure suction nozzle and a negative pressure air channel; the inlet end of the negative pressure air channel is communicated with the negative pressure suction nozzle, and the negative pressure suction nozzle is used for being communicated with an external negative pressure generating device;

the negative pressure air passage is arranged on the pressing block, penetrates through the pressing block, and the outlet end of the negative pressure air passage extends to the second station.

Optionally, a negative pressure groove is formed in the pressing plate, and a sealing plate is arranged at the notch of the negative pressure groove and is fixedly connected with the pressing plate;

the negative pressure suction nozzle is arranged on the sealing plate and is communicated with the negative pressure groove; and a communication hole is formed in the bottom of the negative pressure groove and is communicated with the negative pressure air passage.

Optionally, the vacuum suction valve is used for controlling the negative pressure suction nozzle.

Optionally, a guide hole is formed on a wall surface of the pressing block opposite to the carrier part;

a guide sleeve is arranged in the guide hole, and a movable pin is connected in the guide sleeve in a sliding manner; a first spring is arranged in the guide sleeve; the first spring is abutted with one end of the movable pin, so that the other end of the movable pin protrudes out of the guide hole.

Optionally, the overturning assembly comprises an overturning plate and a rotating shaft, and the rotating shaft is mounted on the carrier part; the turnover plate is rotationally connected with the rotating shaft;

the rotating shaft is sleeved with a torsion spring, one end of the torsion spring is fixedly connected with the carrier part, and the other end of the torsion spring is fixedly connected with the overturning plate.

Optionally, the locking assembly includes a first buckle and a second buckle that can be buckled with each other; the first buckle is rotationally connected with the overturning assembly, and the second buckle is arranged on the carrier part;

and a second spring is arranged between one end, far away from the second buckle, of the first buckle and the overturning assembly, and the second spring is in a compressed state.

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

when the composite assembly jig is used for assembling workpieces, a first workpiece is placed on a first station of a carrier part, and then a second workpiece is arranged on a second station of a pressing part through a fixing assembly; then, the overturning assembly is rotated, so that the pressing part rotates towards the direction close to the first installation station, and the overturning assembly is fixed on the carrier part by the locking assembly; at the moment, the pressing part is pushed by external force, so that the pressing part slides along the direction close to the first station, the second workpiece can be placed on the first workpiece, and the fixing assembly releases the second workpiece at the moment, so that the second workpiece is positioned relative to the first workpiece. In the process, the pressing part is rotationally connected with the carrier part through the overturning component, and the degree of freedom of the rotation direction of the pressing part is limited through the locking component, so that the second station can be accurately positioned; meanwhile, in the pressing-down process of the pressing part, the pressing part is limited by sliding of the overturning assembly, so that deviation is effectively avoided, the second workpiece is released by the fixing assembly, the influence caused by manual operation is reduced, and the assembly precision is improved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.

The structures, proportions, sizes, etc. shown in the drawings are shown only in connection with the present disclosure, and are not intended to limit the scope of the utility model, since any modification, variation in proportions, or adjustment of the size, etc. of the structures, proportions, etc. should be considered as falling within the spirit and scope of the utility model, without affecting the effect or achievement of the objective.

Fig. 1 is a schematic diagram of an overall structure of a composite assembly jig according to an embodiment of the present utility model;

fig. 2 is a schematic partial structure diagram of a composite assembly fixture according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of a partial cross-sectional structure of a composite assembly jig according to an embodiment of the present utility model;

FIG. 4 is a schematic diagram of the partial structure of FIG. 3 at A;

fig. 5 is a schematic diagram of a partial structure of fig. 3 at B.

Illustration of: 10. a carrier section;

20. a flip assembly; 201. an avoidance groove; 21. a turnover plate; 22. a rotating shaft; 23. a torsion spring; 24. a limiting piece;

30. a locking assembly; 31. a first buckle; 32. a second buckle; 33. a second spring;

40. a pressing part; 41. pressing the plate; 42. pressing the block; 421. a guide hole; 43. a negative pressure tank; 44. a sealing plate; 45. a communication hole; 46. a guide sleeve; 47. a movable pin; 48. a first spring;

50. a reset unit;

60. a fixing assembly; 61. a negative pressure suction nozzle; 62. a negative pressure air passage; 70. a vacuum suction valve.

Detailed Description

In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. It is noted that when one component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present.

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Referring to fig. 1 to 5, fig. 1 is a schematic overall structure of a composite assembly jig according to an embodiment of the present utility model, fig. 2 is a schematic partial structure of a composite assembly jig according to an embodiment of the present utility model, fig. 3 is a schematic partial cross-sectional structure of a composite assembly jig according to an embodiment of the present utility model, fig. 4 is a schematic partial structure of a portion a of fig. 3, and fig. 5 is a schematic partial structure of a portion B of fig. 3.

The embodiment provides a composite assembly jig which is applied to a scene of multi-workpiece installation, and particularly relates to procedures of attaching, bonding and the like; wherein, through optimizing the structure, can improve the installation accuracy when the manual work carries out the assembly.

As shown in fig. 1 to 3, the composite assembly jig provided in the present embodiment includes a carrier portion 10, a turnover assembly 20, a locking assembly 30, a pressing portion 40 and a fixing assembly 60; the carrier part 10 is provided with a first station, and correspondingly, the carrier part 10 is provided with a first imitation groove, the first station is arranged in the first imitation groove, the groove wall profile of the first station is the same as that of a first workpiece, so that the first workpiece can be positioned on the carrier part 10, and in the implementation, the first workpiece is a frame with a curved surface profile; the overturning assembly 20 is rotatably connected with the carrier part 10 so as to rotate in a direction approaching or separating from the first station; the locking assembly 30 is mounted on the turning assembly 20 for fixing the turning assembly 20 on the carrier portion 10; the pressing part 40 is slidably connected with the turnover assembly 20 so as to slide along the direction approaching or separating from the first station; a second station is arranged on the wall surface of the pressing part 40 opposite to the carrier part 10, wherein a second imitation groove is formed in the pressing part 40, the second station is arranged in the second imitation groove, and the groove wall profile of the second station is the same as that of the second station, so that a second workpiece can be positioned on the pressing part 40 and the turnover assembly 20; the securing assembly 60 is used to secure a second workpiece to a second station.

Specifically, when assembling the workpieces, a first workpiece is placed on a first station of the carrier portion 10, and then a second workpiece is disposed on a second station of the press portion 40 through the fixing assembly 60; subsequently, the flipping assembly 20 is rotated so that the pressing portion 40 is rotated in a direction approaching the first mounting station, and the flipping assembly 20 is fixed to the carrier portion 10 by the locking assembly 30; at this time, an external force is provided by a manual or external pressing device (such as an air cylinder) to push the pressing portion 40, so that the pressing portion 40 slides along a direction approaching the first station, so that the second workpiece can be placed on the first workpiece, at this time, the fixing assembly 60 no longer fixes the second workpiece, and releases the second workpiece under the action of gravity, so that the second workpiece is placed on the first workpiece, and positioning of the second workpiece relative to the first workpiece is completed. In the above process, the pressing portion 40 is first rotationally connected with the carrier portion 10 through the overturning assembly 20, and then the degree of freedom of the rotation direction of the pressing portion 40 is limited through the locking assembly 30, so that the second station can be accurately positioned; meanwhile, in the pressing process of the pressing part 40, the pressing part is limited by sliding of the overturning assembly 20, so that deflection is effectively avoided, and the second workpiece is released by the fixing assembly 60, so that the influence caused by manual operation is reduced, and the assembly precision is improved.

Further, as shown in fig. 1, a reset unit 50 is disposed between the pressing portion 40 and the flipping component 20; one end of the reset unit 50 is connected with the pressing part 40, and the other end of the reset unit 50 is connected with the turnover assembly 20. The reset unit 50 may be a spring, a spring piece, an elastic block, or other elastic unit, and in this embodiment, the spring is preferably selected, and the spring is compressed when the pressing portion 40 is pushed by an external force by using the setting of the spring, so that after the external force is removed, the spring resets the pressing portion 40, thereby avoiding the influence of the pressing portion 40 on the second workpiece on the first workpiece.

In the present embodiment, as shown in fig. 1 and 3, the pressing portion 40 includes a pressing plate 41 and a pressing block 42; the pressing plate 41 is arranged at one side of the turning assembly 20 away from the carrier part 10, and is in sliding connection with the turning assembly 20, and the resetting unit 50 is arranged between the pressing plate 41 and the turning assembly 20; the pressing block 42 is arranged on the pressing plate 41, an avoidance groove 201 is formed in the position, corresponding to the pressing block 42, of the overturning assembly 20, and the pressing block 42 penetrates through the avoidance groove 201; the second station is disposed on a wall surface of the pressing block 42 opposite to the carrier portion 10. It can be appreciated that the pressing plate 41 is equivalent to being disposed above the turnover assembly 20, and the pressing block 42 is disposed below the pressing plate 41 and passes through the turnover assembly 20, so that when an external force acts on the pressing plate 41, the pressing plate 41 can be prevented from directly acting on the turnover assembly 20 due to an accident, and the overall structure is more stable.

In the present embodiment, as shown in fig. 3 and 5, the fixed assembly 60 includes a negative pressure suction nozzle 61 and a negative pressure air passage 62; the inlet end of the negative pressure air channel 62 is communicated with the negative pressure suction nozzle 61, and the negative pressure suction nozzle 61 is used for communicating with an external negative pressure generating device; the negative pressure air channel 62 is formed on the pressing block 42, the negative pressure air channel 62 penetrates through the pressing block 42, and an outlet end of the negative pressure air channel 62 extends to the second station. It will be appreciated that the second workpiece can be fixed to the press block 42 by extracting the air in the negative pressure air passage 62 through the negative pressure suction nozzle 61 by an external air extracting device, so that a negative pressure is formed in the negative pressure air passage 62.

Further, a negative pressure groove 43 is formed in the pressing plate 41, a sealing plate 44 is arranged at the notch of the negative pressure groove 43, and the sealing plate 44 is fixedly connected with the pressing plate 41; the negative pressure suction nozzle 61 is mounted on the sealing plate 44 and is communicated with the negative pressure groove 43; the bottom of the negative pressure tank 43 is provided with a communication hole 45, and the communication hole 45 is communicated with the negative pressure air passage 62. It can be appreciated that, through the arrangement of the negative pressure groove 43, the negative pressure suction nozzle 61 can be communicated with the negative pressure air passages 62 through the negative pressure groove 43, and the negative pressure groove 43 plays a role in diversion, so that external air extraction equipment can act on the plurality of negative pressure air passages 62 through the negative pressure groove 43 at the same time, and the whole structure is more compact.

On the basis of the above embodiment, as shown in fig. 1, the composite assembly jig further includes a vacuum suction valve 70, and the vacuum suction valve 70 is used for controlling the negative pressure suction nozzle 61. Illustratively, after the worker presses the pressing plate 41 by an external force to make the second workpiece abut against the first workpiece, the air pressure of the negative pressure air channel 62 can be restored to a normal value by the vacuum valve 70, so that the second workpiece is separated from the pressing block 42. In addition, the pressing block 42 may be further provided with a station for placing other parts, so that the composite assembly jig may sequentially place a plurality of workpieces on the first workpiece.

Illustratively, after the second workpiece is placed in the first workpiece, the air pressure of the negative pressure air passage 62 is restored to a normal value by the vacuum valve 70, releasing the second workpiece; then, the worker releases the pressing plate 41 and releases the lock of the lock assembly 30, and rotates the flipping assembly 20 in a direction away from the carrier section 10; at this time, the worker may place the third workpiece on the third station on the pressing block 42, and communicate the external air extraction device with the negative pressure air passage 62 through the vacuum suction valve 70, so as to adsorb the third workpiece on the pressing block 42; then, the operator rotates the turnover assembly 20 in a direction approaching the carrier part 10, fixes the turnover assembly 20 to the carrier part 10 through the locking assembly 30, presses the pressing plate 41 through an external force, and returns the air pressure of the negative pressure air passage 62 to a normal value through the vacuum suction valve 70, so that the third workpiece can be placed on the first workpiece. Therefore, the second workpiece and the third workpiece can be placed on the first workpiece in sequence, and the like, and a plurality of workpieces can be placed on the first workpiece through the composite assembly jig.

Further, as shown in fig. 3 and 4, a guide hole 421 is formed in a wall surface of the pressing block 42 opposite to the carrier portion 10; a guide sleeve 46 is arranged in the guide hole 421, and a movable pin 47 is connected in the guide sleeve 46 in a sliding way; the guide sleeve 46 has a first spring 48 mounted therein; the first spring 48 abuts against one end of the movable pin 47, so that the other end of the movable pin 47 protrudes out of the guide hole 421. Illustratively, when the turnover assembly 20 rotates in a direction approaching the carrier part 10, the movable pin 47 contacts the first workpiece first, and the movable pin 47 slides inside the guide hole 421 under the action of the first spring 48, so as to protect the first workpiece; it should be added that a limit structure for the first spring 48 (for example, a screw is mounted at the end of the guide sleeve 46) is connected to the guide sleeve 46, and a limit boss for preventing the movable pin 47 from sliding out is provided in the guide sleeve 46.

In the present embodiment, as shown in fig. 2, the flipping assembly 20 includes a flipping plate 21 and a rotating shaft 22, the rotating shaft 22 being mounted on the carrier section 10; the turnover plate 21 is rotatably connected with the rotating shaft 22; the rotating shaft 22 is sleeved with a torsion spring 23, one end of the torsion spring 23 is fixedly connected with the carrier part 10, and the other end of the torsion spring 23 is fixedly connected with the turnover plate 21. It will be appreciated that by the arrangement of the torsion spring 23, the flipping plate 21 can be automatically reset after the locking assembly 30 is unlocked, simplifying the operation. It should be added that the limiting piece 24 is installed on the turnover plate 21, the limiting piece 24 comprises a limiting main body and a limiting ring portion protruding out of the limiting main body, wherein the pressing plate 41 is provided with a limiting groove, the bottom of the limiting groove is provided with a limiting hole, the limiting main body can slide in the limiting hole, the limiting ring portion is arranged in the limiting groove, and the relative position of the pressing plate 41 relative to the turnover plate 21 is limited.

In this embodiment, as shown in fig. 1 and 3, the locking assembly 30 includes a first catch 31 and a second catch 32 that can be snapped together; the first buckle 31 is rotationally connected with the turnover assembly 20, and the second buckle 32 is installed on the carrier part 10; a second spring 33 is arranged between the end of the first buckle 31 away from the second buckle 32 and the turnover assembly 20, and the second spring 33 is in a compressed state. Illustratively, when the flipping plate 21 is buckled with the carrier portion 10, the second spring 33 provides an elastic force to an end of the first buckle 31 away from the second buckle 32, so that an end of the first buckle 31 close to the second buckle 32 can be buckled with the second buckle 32 tightly, which improves the stability of connection, and thus improves the assembly accuracy.

In summary, the composite assembly jig provided in this embodiment has the advantages of high assembly precision, high stability, simple operation, and the like.

The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.

Claims (9)

1. A compound assembly tool, its characterized in that includes:

a carrier part (10), wherein a first station is arranged on the carrier part (10);

the overturning assembly (20) is rotationally connected with the carrier part (10) so as to rotate in a direction approaching or separating from the first station;

-a locking assembly (30), the locking assembly (30) being mounted on the flipping assembly (20) for securing the flipping assembly (20) to the carrier section (10);

a nip (40), the nip (40) being slidably coupled to the flipping assembly (20) to slide in a direction toward or away from the first station; a second station is arranged on the wall surface of the pressing part (40) opposite to the carrier part (10);

-a securing assembly (60), said securing assembly (60) being for securing a second workpiece to said second station.

2. The composite assembly jig according to claim 1, wherein a reset unit (50) is provided between the press-fit portion (40) and the turnover assembly (20); one end of the resetting unit (50) is connected with the pressing part (40), and the other end of the resetting unit (50) is connected with the overturning assembly (20).

3. A composite assembly jig according to claim 2, wherein the press-fit portion (40) comprises a press-fit plate (41) and a press-fit block (42);

the pressing plate (41) is arranged on one side, far away from the carrier part (10), of the overturning assembly (20), and is in sliding connection with the overturning assembly (20), and the resetting unit (50) is arranged between the pressing plate (41) and the overturning assembly (20);

the pressing block (42) is arranged on the pressing plate (41), an avoidance groove (201) is formed in the position, corresponding to the pressing block (42), of the overturning assembly (20), and the pressing block (42) penetrates through the avoidance groove (201); the second station is arranged on the wall surface of the pressing block (42) opposite to the carrier part (10).

4. A compound assembly jig according to claim 3, characterized in that the fixing component (60) comprises a negative pressure suction nozzle (61) and a negative pressure air passage (62); the inlet end of the negative pressure air channel (62) is communicated with the negative pressure suction nozzle (61), and the negative pressure suction nozzle (61) is used for being communicated with an external negative pressure generating device;

the negative pressure air passage (62) is arranged on the pressing block (42), the negative pressure air passage (62) penetrates through the pressing block (42), and the outlet end of the negative pressure air passage (62) extends to the second station.

5. The composite assembly jig according to claim 4, wherein the pressing plate (41) is provided with a negative pressure groove (43), a sealing plate (44) is arranged at a notch of the negative pressure groove (43), and the sealing plate (44) is fixedly connected with the pressing plate (41);

the negative pressure suction nozzle (61) is arranged on the sealing plate (44) and is communicated with the negative pressure groove (43); a communication hole (45) is formed in the bottom of the negative pressure groove (43), and the communication hole (45) is communicated with the negative pressure air passage (62).

6. The composite assembly jig according to claim 5, further comprising a vacuum suction valve (70), the vacuum suction valve (70) being used for controlling the negative pressure suction nozzle (61).

7. A composite assembly jig according to claim 3, wherein a guide hole (421) is formed in a wall surface of the pressing block (42) opposite to the carrier portion (10);

a guide sleeve (46) is arranged in the guide hole (421), and a movable pin (47) is connected in the guide sleeve (46) in a sliding way; a first spring (48) is arranged in the guide sleeve (46); the first spring (48) is abutted with one end of the movable pin (47) so that the other end of the movable pin (47) protrudes out of the guide hole (421).

8. The composite assembly jig according to claim 1, wherein the turnover assembly (20) comprises a turnover plate (21) and a rotation shaft (22), the rotation shaft (22) being mounted on the carrier part (10); the turnover plate (21) is rotationally connected with the rotating shaft (22);

the rotating shaft (22) is sleeved with a torsion spring (23), one end of the torsion spring (23) is fixedly connected with the carrier part (10), and the other end of the torsion spring (23) is fixedly connected with the turnover plate (21).

9. A composite assembly jig according to claim 1, wherein the locking assembly (30) comprises a first clasp (31) and a second clasp (32) which can clasp each other; the first buckle (31) is rotationally connected with the overturning assembly (20), and the second buckle (32) is installed on the carrier part (10);

a second spring (33) is arranged between one end, far away from the second buckle (32), of the first buckle (31) and the overturning assembly (20), and the second spring (33) is in a compressed state.