Jig and method for assembling printer shell and mainboard

Abstract

The invention relates to a jig and method for assembling a printer shell and a main board. The assembling jig comprises a base, a base plate and a base plate, the cover plate is connected with the base through a rotating shaft; wherein a containing cavity is formed in the middle of the base, and the containing cavity is used for containing a printer shell and a main board; the two ends of the cover plate are provided with a first check block and a second check block respectively, and the first check block and the second check block are connected to the two opposite side walls of the base in a clamped mode respectively. The cover plate is provided with a plurality of alignment holes, the printer shell is provided with a plurality of first threaded holes, the mainboard is provided with a plurality of second threaded holes, the second threaded holes are arranged right above the corresponding first threaded holes, and the alignment holes are arranged right above the corresponding second threaded holes. According to the jig for assembling the printer shell and the mainboard, the printer shell can be limited through the assembling jig, and the printer shell is prevented from sliding during locking; and meanwhile, the mainboard can be prevented from shifting on the printer shell, and the mainboard is prevented from being locked by screws.

Description

Technical Field

[0001] The present application relates to the technical field of printer jigs, and in particular to a jig and method for assembling a printer housing and a mainboard. Background Art

[0002] An assembly jig is a tool used to assemble products. It can help workers complete tasks more efficiently during the assembly process. Assembly jigs are usually composed of multiple parts, including clamps, positioners, support frames, etc. These parts can be adjusted and combined according to the different requirements of the product to ensure the accuracy and quality of the product. The use of assembly jigs can improve the assembly efficiency and quality of products, reduce errors and losses caused by manual operations, and also reduce production costs and improve production efficiency.

[0003] At present, the assembly of the printer housing and the mainboard usually requires the preparation of the locking screws, the mainboard and the printer housing in advance, and then the mainboard is placed on the printer housing, and finally the mainboard is locked on the printer housing by screws. However, due to the small position of the screw hole, the manual alignment accuracy is low, and the printer housing is not limited, the printer housing is prone to slip during manual locking, causing the mainboard to shift on the printer housing, which is easy to lock the mainboard. Summary of the invention

[0004] In view of the problems in the prior art, the present application proposes a jig and method for assembling a printer housing and a mainboard, which solves the problem that the mainboard is easily locked during the assembly of the existing housing and the mainboard.

[0005] In order to achieve the above technical objectives, the technical solution of this application is as follows:

[0006] Design a jig for assembling the printer housing and mainboard, including:

[0007] Base;

[0008] A cover plate, wherein the cover plate is connected to the base via a rotating shaft;

[0009] Wherein, a receiving cavity is provided in the middle of the base, and the receiving cavity is used to place the printer housing and the mainboard;

[0010] The two ends of the cover plate are respectively provided with a first stopper and a second stopper, and the first stopper and the second stopper are respectively clamped on two opposite side walls of the base;

[0011] The cover plate is provided with a plurality of alignment holes, the printer housing is provided with a plurality of first threaded holes, the main board is provided with a plurality of second threaded holes, the second threaded holes are provided directly above the corresponding first threaded holes, and the alignment holes are provided directly above the corresponding second threaded holes; the diameter of the first threaded hole is the same as the diameter of the second threaded hole, and the diameter of the alignment hole is larger than the diameter of the second threaded hole.

[0012] Optionally, the cover plate is provided with a plurality of contoured grooves, the printer housing is provided with a plurality of support columns, and the inner diameter of the contoured groove is greater than the outer diameter of the support column.

[0013] Optionally, one side of the accommodating cavity penetrates the base in a horizontal direction, and the other side of the accommodating cavity penetrates the base in a vertical direction.

[0014] Optionally, a mounting groove is provided on the side wall of the base, and the rotating shaft is arranged in the mounting groove.

[0015] Optionally, a positioning column is provided on the bottom surface of the cover plate, and the positioning column is clamped on the main board.

[0016] Optionally, a round chamfer is provided on the inner wall of the accommodating cavity.

[0017] Optionally, the bottom end of the base is coated with an anti-slip layer.

[0018] Optionally, the anti-slip layer is made of polyurethane.

[0019] Optionally, a first card slot and a second card slot are respectively provided on two side walls of the base, the first stopper is snapped into the first card slot, and the second stopper is snapped into the second card slot.

[0020] A method for assembling a printer housing and a mainboard is adopted, and the assembling method is implemented using any of the above-mentioned jigs for assembling the printer housing and the mainboard, and comprises the following steps:

[0021] Wear finger cots on your fingers and an anti-static bracelet on your wrist;

[0022] Open the cover along a first direction of the rotating shaft, wherein the second direction is opposite to the first direction;

[0023] The mainboard is clamped into the printer housing so that the first threaded hole on the printer housing and the corresponding second threaded hole on the mainboard are located on the same vertical plane;

[0024] Place the printer housing and mainboard into the accommodating cavity of the base;

[0025] closing the cover along the second direction of the rotating shaft;

[0026] Place the screw at the alignment hole, and use a screwdriver to screw the screw into the second threaded hole and the first threaded hole in sequence;

[0027] Open the cover along the first direction of the rotating shaft, and take out the assembled printer housing and mainboard;

[0028] The cover is closed along the second direction of the rotating shaft.

[0029] The jig for assembling the printer housing and the mainboard provided in the embodiment of the present application can limit the position of the printer housing to prevent the printer housing from sliding when being locked. At the same time, it can also increase the installation accuracy between the printer housing and the mainboard, prevent the mainboard from being offset on the printer housing, and prevent the mainboard from being damaged by the screws. In addition, the alignment holes are provided on the cover plate to assist in the alignment of the screws before locking, which can further reduce the probability of the screws being misaligned; the first stopper and the second stopper are provided at both ends of the cover plate, respectively, to prevent the cover plate from directly contacting the mainboard and to prevent damage to the mainboard. BRIEF DESCRIPTION OF THE DRAWINGS

[0030] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0031] Figure 1 This is a structural schematic diagram of a jig for assembling a printer housing and a mainboard according to an embodiment of the present application;

[0032] Figure 2 A schematic diagram of the structure of a jig for assembling a printer housing and a mainboard and the printer housing and the mainboard after being assembled according to an embodiment of the present application;

[0033] Figure 3 This is a structural schematic diagram of a base in a jig for assembling a printer housing and a mainboard according to an embodiment of the present application;

[0034] Figure 4 This is a schematic diagram of the installation of the base and the printer housing in a jig for assembling the printer housing and the mainboard according to an embodiment of the present application;

[0035] Figure 5 This is a schematic diagram of the installation of the base, the printer housing and the main board in a jig for assembling the printer housing and the main board according to an embodiment of the present application;

[0036] Figure 6 A flowchart of a method for assembling a printer housing and a mainboard according to an embodiment of the present application;

[0037] In the figure: 1. base; 11. accommodating cavity; 12. mounting slot; 13. rotating shaft; 14. anti-skid layer; 15. first card slot; 16. second card slot; 2. cover plate; 21. first stopper; 22. second stopper; 23. alignment hole; 24. contoured slot; 25. positioning column; 3. printer housing; 31. first threaded hole; 32. supporting column; 4. main board; 41. second threaded hole. DETAILED DESCRIPTION

[0038] The following will be combined with the drawings in the embodiments of the present application to clearly and completely describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of this application.

[0039] like Figure 1-5 As shown, in some embodiments, a jig for assembling a printer housing and a mainboard includes a base 1 and a cover plate 2. A receiving cavity 11 is provided in the middle of the base 1, and the receiving cavity 11 can hold a printer housing 3 and a mainboard 4; the cover plate 2 is connected to the base 1 via a rotating shaft 13.

[0040] In this embodiment, the first stopper 21 and the second stopper 22 are respectively provided at both ends of the cover plate 2, and the first stopper 21 and the second stopper 22 are respectively clamped on the two opposite side walls of the base 1; the first stopper 21 and the second stopper 22 can prevent the cover plate 2 from approaching the main board 4 to avoid crushing the main board 4 and the printer housing 3. The cover plate 2 is provided with a plurality of alignment holes 23, the printer housing 3 is provided with a plurality of first threaded holes 31, and the main board 4 is provided with a plurality of second threaded holes 41, the second threaded holes 41 are arranged directly above the corresponding first threaded holes 31, and the alignment holes 23 are arranged directly above the corresponding second threaded holes 41; the diameter of the first threaded hole 31 is the same as the diameter of the second threaded hole 41, and the diameter of the alignment hole 23 is larger than the diameter of the second threaded hole 41; the worker screws the screws into the first threaded hole 31 and the second threaded hole 41, so as to realize the fastening of the printer housing 3 and the main board 4; the alignment holes 23 can facilitate the alignment of the screws and prevent the screws from being deviated.

[0041] like Figure 1-5 As shown, based on the above technical solution, the present application can also be improved as follows.

[0042] In one embodiment, a plurality of contoured grooves 24 are disposed on the cover plate 2 , a plurality of support columns 32 are disposed on the printer housing 3 , and the inner diameter of the contoured grooves 24 is greater than the outer diameter of the support columns 32 .

[0043] In this embodiment, the inner wall of the printer housing 3 is designed with support columns 32, and the support columns 32 will affect the closing of the cover 2; therefore, a plurality of contoured grooves 24 adapted to the support columns 32 are designed on the surface of the cover 2 to enable the cover 2 to be opened and closed normally.

[0044] In one embodiment, one side of the accommodating cavity 11 penetrates the base 1 in a horizontal direction, and the other side of the accommodating cavity 11 penetrates the base 1 in a vertical direction.

[0045] In this embodiment, the front side and the top of the base 1 are penetrated by the accommodating cavity 11, which can facilitate the placement and removal of the printer housing 3 and the main board 4.

[0046] In one embodiment, a mounting groove 12 is provided on the side wall of the base 1 , and the rotating shaft 13 is disposed in the mounting groove 12 .

[0047] In this embodiment, the mounting groove 12 can limit the rotation shaft 13 to prevent the cover plate 2 from being misaligned when it is opened or closed.

[0048] In one embodiment, a positioning column 25 is disposed on the bottom surface of the cover plate 2 , and the positioning column 25 is clamped on the main board 4 .

[0049] In this embodiment, the positioning column 25 can limit the main board 4 to prevent the cover plate 2 and the main board 4 from being misaligned.

[0050] In one embodiment, a round chamfer is provided on the inner wall of the accommodating cavity 11 .

[0051] In this embodiment, the rounded chamfer on the inner wall of the accommodating cavity 11 can prevent the outer wall of the printer housing 3 and the inner wall of the accommodating cavity 11 from being worn.

[0052] In one embodiment, the bottom of the base 1 is coated with an anti-slip layer 14 ; the material of the anti-slip layer 14 is polyurethane.

[0053] In this embodiment, the anti-skid layer 14 can increase the friction between the base 1 and the processing table to prevent the printer housing 3 and the main board 4 from sliding when they are fastened. Polyurethane has the advantages of wear resistance, shock absorption and high strength, and can improve the structural performance of the base 1.

[0054] In one embodiment, a first card slot 15 and a second card slot 16 are respectively formed on both side walls of the base 1 , the first stopper 21 is snapped into the first card slot 15 , and the second stopper 22 is snapped into the second card slot 16 .

[0055] In this embodiment, the first card slot 15 and the first stopper 21 as well as the second stopper 22 and the second card slot 16 are adapted in geometrical dimension design; the first card slot 15 and the second card slot 16 can play a limiting role to prevent the positional displacement of the cover plate 2, thereby ensuring the installation accuracy of the printer housing 3 and the main board 4.

[0056] like Figure 1-6 As shown, the embodiment of the present application also provides a method for assembling a printer housing and a mainboard, comprising the following steps:

[0057] Step S1: Wear finger cots on the fingers and an anti-static wristband on the wrist; wherein the finger cots can be worn on the thumb, index finger and middle finger, the finger cots can play a role in finger protection, and the anti-static wristband is connected to the ground, which can prevent static electricity from being transmitted and ensure the physical safety of the workers.

[0058] Step S2: Open the cover 2 along the first direction of the rotating shaft; the angle between the cover 2 and the base 1 is 180 degrees.

[0059] Step S3: snap the mainboard 4 into the printer housing 3 so that the first threaded hole 31 on the printer housing 3 and the corresponding second threaded hole 41 on the mainboard 4 are located on the same vertical plane; the mainboard 4 can be pre-installed with the printer housing 3 to improve assembly accuracy.

[0060] Step S4: placing the printer housing 3 and the mainboard 4 into the accommodating cavity 11 of the base 1 ; the volume of the accommodating cavity 11 is larger than the sum of the volumes of the printer housing 3 and the mainboard 4 .

[0061] Step S5: closing the cover plate 2 along the second direction of the rotating shaft 13, the second direction being opposite to the first direction; and engaging the first stopper 21 and the second stopper 22 on the cover plate 2 in the first slot 15 and the second slot 16 respectively.

[0062] Step S6: Place the screw at the alignment hole 23, and use a screwdriver to screw the screw into the second threaded hole 41 and the first threaded hole 31 in sequence; the second threaded hole 41 has the same aperture as the first threaded hole 31, and the aperture of the alignment hole 23 is larger than the first threaded hole 31 or the second threaded hole 41.

[0063] Step S7: Open the cover plate 2 along the first direction of the rotating shaft, and take out the assembled printer housing 3 and main board 4; they can be taken out from the top of the base 1.

[0064] Step S8: closing the cover 2 along the second direction of the rotation axis 13 .

[0065] In this embodiment, this assembly method can improve the assembly efficiency of the printer housing 3 and the main board 4, and can also prevent the screws from being offset on the printer housing 3 and the main board 4, thereby protecting the installation structure of the main board 4.

[0066] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0067] In the description of the present application, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present application.

[0068] In the description of the present application, unless otherwise clearly specified and limited, for example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0069] It should be noted that, in the description of the present application, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or equipment. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the existence of other identical elements in the process, method, article or equipment including the elements.

[0070] The above is a detailed introduction to the scheme provided in the embodiments of the present application. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea. At the same time, for technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A jig for assembling a printer housing and a mainboard, characterized in that: include: Base; A cover plate, wherein the cover plate is connected to the base via a rotating shaft; Wherein, a receiving cavity is provided in the middle of the base, and the receiving cavity is used to place the printer housing and the mainboard; The two ends of the cover plate are respectively provided with a first stopper and a second stopper, and the first stopper and the second stopper are respectively clamped on two opposite side walls of the base; The cover plate is provided with a plurality of alignment holes, the printer housing is provided with a plurality of first threaded holes, the main board is provided with a plurality of second threaded holes, the second threaded holes are provided directly above the corresponding first threaded holes, and the alignment holes are provided directly above the corresponding second threaded holes; the diameter of the first threaded hole is the same as the diameter of the second threaded hole, and the diameter of the alignment hole is larger than the diameter of the second threaded hole.

2. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: The cover plate is provided with a plurality of profiling grooves, the printer housing is provided with a plurality of supporting columns, and the inner diameter of the profiling groove is greater than the outer diameter of the supporting column.

3. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: One side of the accommodating cavity penetrates the base in a horizontal direction, and the other side of the accommodating cavity penetrates the base in a vertical direction.

4. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: A mounting groove is arranged on the side wall of the base, and the rotating shaft is arranged in the mounting groove.

5. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: The bottom surface of the cover plate is provided with a positioning column, and the positioning column is clamped on the main board.

6. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: The inner wall of the accommodating cavity is provided with a round chamfer.

7. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: The bottom end of the base is coated with an anti-slip layer.

8. The jig for assembling a printer housing and a mainboard according to claim 7, characterized in that: The material of the anti-slip layer is polyurethane.

9. The jig for assembling a printer housing and a mainboard according to claim 1, characterized in that: A first clamping slot and a second clamping slot are respectively provided on two side walls of the base, the first stopper is clamped in the first clamping slot, and the second stopper is clamped in the second clamping slot.

10. A method for assembling a printer housing and a mainboard, characterized in that: The method for assembling a printer housing and a mainboard is implemented using a jig for assembling a printer housing and a mainboard as described in any one of claims 1 to 9, comprising the following steps: Wear finger cots on your fingers and an anti-static bracelet on your wrist; Opening the cover plate along a first direction of the rotating shaft; The mainboard is clamped into the printer housing so that the first threaded hole on the printer housing and the corresponding second threaded hole on the mainboard are located on the same vertical plane; Place the printer housing and mainboard into the accommodating cavity of the base; closing the cover along a second direction of the rotating shaft, wherein the second direction is opposite to the first direction; Place the screw at the alignment hole, and use a screwdriver to screw the screw into the second threaded hole and the first threaded hole in sequence; Open the cover along the first direction of the rotating shaft, and take out the assembled printer housing and mainboard; The cover is closed along the second direction of the rotating shaft.

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