Spraying clamp convenient to disassemble and assemble

Abstract

The utility model discloses a spraying clamp convenient to disassemble and assemble, which is used for spraying a mobile phone shell and comprises a base and a cover plate mounted on the base, the mobile phone shell is clamped between the base and the cover plate, and a skylight for spraying is formed in the cover plate. The base and the cover plate are connected in a buckled mode through lock catch structures arranged at the two opposite ends of the spraying clamp convenient to disassemble and assemble, each lock catch structure comprises a lock catch arranged on the cover plate and a spring bolt arranged on the base, and the spring bolts and the lock catches are arranged correspondingly. The lock catch comprises a supporting plate protruding outwards from the outer surface of the cover plate and a clamping arm extending downwards from the lower end of the supporting plate, the clamping arm is inwards provided with a clamping block in a protruding mode, the spring bolt comprises a connecting arm protruding outwards from the edge of the base, the connecting arm is used for being connected with the clamping block in an abutting mode, and a fixing block is further arranged at the upper end of the supporting plate. A sliding face used for abutting against the clamping arm of the other cover plate is obliquely arranged on the outer surface of the fixing block.

Description

Technical Field

[0001] The utility model relates to the field of spraying, in particular to a spraying fixture which is convenient to assemble and disassemble. Background Art

[0002] The spraying fixture serves as a carrier for product spraying in the spraying device, spraying color paint and / or protective paint on the surface of products such as the mobile phone middle frame and back cover, making the product beautiful and / or protecting the product.

[0003] Existing spraying fixtures typically consist of a base and a cover plate that fits over the base. The product is clamped between the base and the cover plate, and a spray gun sprays the product's structure. When the product is positioned between the base and the cover plate, it is typically secured using a locking pin or a snap-fit ​​mechanism. However, using a locking pin requires additional parts, increasing costs. Furthermore, the locking pin must penetrate the product, making it unsuitable for mobile phone cases. Using a snap-fit ​​mechanism often requires manual prying to separate the base and cover plate. This long-term effort can cause fatigue and finger pain, leading to low work efficiency.

[0004] Therefore, it is urgent to develop a new spraying fixture to solve the above problems. Utility Model Content

[0005] In view of this, the purpose of the present invention is to provide a spraying fixture that is easy to disassemble and assemble, which not only has a simple structure but also is easy to operate, thereby greatly improving the working efficiency of disassembly and assembly.

[0006] The cam is adapted to engage the outer cover of the mobile phone housing and to engage the outer cover of the mobile phone housing so as to allow the mobile phone housing to be disassembled and assembled in a convenient manner.

[0007] When the cover is closed on the base, the end of the connecting arm abuts against the holding block and the holding block lifts the end of the connecting arm upward; when the base and the cover are separated, the buckled cover and the base are placed on the other cover, and the clamping arm of the upper cover expands outward along the sliding surface of the lower cover to separate the connecting arm of the base from the holding block of the upper cover, thereby completing the separation of the upper cover and the base.

[0008] Furthermore, a gap is provided between the clamping arm and the edge of the cover plate, and a connecting block is provided at the end of the connecting arm. The connecting block is clamped in the gap and is clamped above the clamping block.

[0009] Furthermore, a positioning block is protruded from the upper end of the connecting block, and the positioning block extends upward into the gap.

[0010] Furthermore, the positioning block is provided with a guiding surface for guiding the positioning block to enter the gap.

[0011] Furthermore, the lower surface of the holding block is provided with an inclined surface for guiding the connecting block to slide above the holding block, and the upper surface of the holding block is provided with an abutting surface for abutting the connecting block.

[0012] Furthermore, the sliding surface of the fixing block is concavely provided with a guide groove for guiding the clamping arm to slide downward and expand outward.

[0013] Furthermore, an accommodating groove is provided on the outer surface of the cover plate corresponding to the connecting arm of the other base, and when the base and the cover plate are separated, at least a portion of the connecting arm falls into the accommodating groove.

[0014] Furthermore, a connecting rib is provided between the lower surface of the support plate and the outer side surface of the clamping arm, and a reinforcing rib is connected between the lower surface of the support plate and the lower edge of the cover plate.

[0015] Furthermore, a mounting seat for mounting the machine is provided at the lower end of the base.

[0016] Furthermore, the lower edge of the cover plate is provided with a plurality of outwardly protruding hooks, and the hooks are used to cooperate with external equipment to assist in fixing the cover plate.

[0017] The spraying fixture that is convenient to disassemble and assemble provided by the utility model has not only a simple structure but also convenient operation, thereby greatly improving the working efficiency of disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following is a brief introduction to the drawings required for use in the embodiments. It should be understood that the following drawings only illustrate certain embodiments of the present invention and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying any creative work.

[0019] Figure 1 This is a three-dimensional diagram of a spraying fixture that is easy to disassemble and assemble according to the utility model.

[0020] Figure 2 for Figure 1 The three-dimensional exploded view of the spray fixture that is easy to disassemble and assemble is shown.

[0021] Figure 3 for Figure 2 A partial enlarged view of point A of the spray fixture that is easy to disassemble and assemble is shown.

[0022] Figure 4 for Figure 2 A partial enlarged view of point B of the spray fixture that is easy to disassemble and assemble is shown.

[0023] Figure 5 for Figure 2 A partial enlarged view of point C of the spray fixture that is easy to disassemble and assemble is shown.

[0024] Figure 6 It is the front view of the cover plate of the present invention.

[0025] Figure 7 It is a side view of the cover plate of the present invention.

[0026] Figure 8 It is a three-dimensional diagram of the cover plate of the present invention.

[0027] Figure 9 It is a three-dimensional diagram of the base of the utility model.

[0028] Figure 10 This is a schematic diagram of the mobile phone housing of the present invention being assembled on the base.

[0029] Figure 11 It is a three-dimensional diagram of the mobile phone housing of the present invention.

[0030] Figure 12 for Figure 1 A cross-sectional view of the spray fixture that is easily disassembled is shown.

[0031] Figure 13 for Figure 12 A partial enlarged view of point D of the spray fixture that is easy to disassemble and assemble is shown.

[0032] Figure 14This is a schematic diagram of the disassembly of the spraying fixture that is easy to disassemble and assemble according to the present invention. DETAILED DESCRIPTION

[0033] Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be understood that the described embodiments are merely some, and not all, of the embodiments of the present invention. All other embodiments derived by persons of ordinary skill in the art based on the description of the present invention without inventive effort are intended to fall within the scope of protection of the present invention.

[0034] The orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the accompanying drawings, or the orientation or positional relationship in which the product of the invention is usually placed when in use. It is only for the convenience of description and simplified description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, it should not be understood as a limitation on the present invention.

[0035] The terms "comprises," "comprising," or any other variations thereof, are intended to cover a non-exclusive inclusion of elements other than the listed elements and may also include additional elements not specifically listed.

[0036] See also Figures 1-14 The utility model discloses a spraying fixture that is easy to disassemble and assemble, and is used for spraying a mobile phone shell 300, comprising a base 10 and a cover plate 20 mounted on the base 10, the mobile phone shell 300 is clamped between the base 10 and the cover plate 20, the cover plate 20 is provided with a skylight 25 for spraying, the base 10 and the cover plate 20 are fastened and connected by a locking structure provided at opposite ends of the spraying fixture that is easy to disassemble and assemble, the locking structure comprising a lock 200 provided on the cover plate 20 and a lock tongue 100 provided on the base 10, the lock tongue 100 and the lock 200 corresponding to each other. The lock buckle 200 is configured to include a support plate 21 protruding outward from the outer surface of the cover plate 20 and a clamping arm 22 extending downward from the lower end of the support plate 21, and the clamping arm 22 is provided with a clamping block 222 protruding inwardly. The lock tongue 100 includes a connecting arm 11 protruding outward from the edge of the base 10, and the connecting arm 11 is used to abut against the clamping block 222. A fixing block 23 is also provided at the upper end of the support plate 21, and the outer surface of the fixing block 23 is inclined to provide a sliding surface 231 for abutting against the clamping arm 22 of the other cover plate 20, and the sliding surface 231 is inclined from top to bottom and outward.

[0037] When the cover plate 20 is covered on the base 10, the end of the connecting arm 11 abuts against the holding block 222 and the holding block 222 lifts the end of the connecting arm 11 upward; when the base 10 and the cover plate 20 are separated, the buckled cover plate 20 and the base 10 are placed on the other cover plate 20, and the clamping arm 22 of the upper cover plate 20 expands outward along the sliding surface 231 of the lower cover plate 20 so that the connecting arm 11 of the base 10 is downwardly disengaged from the holding block 222 of the upper cover plate 20, thereby completing the separation of the upper cover plate 20 and the base 10.

[0038] Furthermore, an accommodating groove 24 is provided on the outer surface of the cover plate 20 corresponding to the connecting arm 11 of the other base 10. When the base 10 and the cover plate 20 are separated, at least a portion of the connecting arm 11 of the base 10 located above the other cover plate 20 falls into the accommodating groove 24 of the cover plate 20 located below, which is used to control the base 10 to be stably positioned on the cover plate 20 located below to prevent it from slipping onto the workbench or falling to the ground.

[0039] For more details, see Figure 3 and Figure 5 The clamping arm 22 has a vertically extending clamping portion 221. The inner sidewall of the clamping portion 221 is provided with a clamping block 222 protruding inwardly. A connecting rib 223 is provided between the lower surface of the support plate 21 and the outer side surface of the clamping portion 221 of the clamping arm 22 to prevent the clamping arm 22 from expanding outward and causing breakage. A gap 27 is provided between the clamping portion 221 of the clamping arm 22 and the edge of the cover plate 20. The connecting arm 11 has a connecting portion 111 that extends downward and then outward. The end of the connecting portion 111 of the connecting arm 11 is provided with a connecting block 112. The connecting block 112 can be clamped within the gap 27 and is clamped onto the top of the clamping block 222.

[0040] See also Figure 13 A positioning block 113 is protruding from the upper end of the connecting block 112. When the connecting block 112 is engaged with the clamping block 222, the positioning block 113 extends upward into the gap 27, further tightening the connection between the lock catch 200 and the lock tongue 100. Furthermore, a guide surface 1131 is provided on the upper surface of the positioning block 113 for guiding the positioning block 113 into the gap 27. The guide surface 1131 can guide the positioning block 113 smoothly into the gap 27 and simultaneously assist the connecting block 112 in pressing outward against the clamping arm 22.

[0041] Please continue reading Figure 13 The lower surface of the holding block 222 is provided with an inclined surface 2221 for guiding the connecting block 112 to slide over the holding block 222, and the upper surface of the holding block 222 is provided with an abutting surface 2222 for abutting the connecting block 112. When the cover 20 is moved downward to cover the base 10, the connecting block 112 slides upward along the inclined surface 2221 to slide over the holding block 222, and the lower surface of the connecting block 112 abuts against the abutting surface 2222. At the same time, the positioning block 113 extends into and is fixed in the gap.

[0042] See also Figure 4 and Figure 14 The sliding surface 231 of the fixed block 23 is recessed with a guide groove 232 for guiding the clamping arm 22 to slide downward and expand outward. The bottom wall of the guide groove 232 is inclined outward from top to bottom, and in this embodiment, the bottom wall of the guide groove 232 is parallel to the sliding surface 231. When it is necessary to separate the cover plate 20 and the base 10, it is placed on the other cover plate 20 and the cover plate 20 located above is pressed downward, so that the clamping arm 22 of the cover plate 20 located above slides downward along the guide groove 232 recessed on the sliding surface 231 and expands outward at the same time, until the connecting arm 11 of the base 10 is separated from the clamping arm 22 and falls into the receiving groove 24 of the cover plate 20 located below. The separation of the cover plate 20 and the base 10 is completed. The operation is very simple and convenient, greatly improving work efficiency.

[0043] See also Figure 8 The lower surface of the support plate 21 is connected to the lower edge of the cover plate 20 with a reinforcing rib 28 for stabilizing the support plate 21. The provision of the reinforcing rib 28 can effectively prevent the upper cover plate 20 from breaking the support plate 21 of the lower cover plate when pressing down during the separation process, thereby damaging the lower cover plate 20.

[0044] See also Figure 2 、 Figure 9 、 Figure 12 and Figure 14 The lower end of the base 10 is provided with a mounting seat 12 for mounting the machine. The mounting seat 12 is mounted on the machine, and the rotation of the machine drives the conveniently disassembled spraying fixture to rotate, and cooperates with the spray gun to spray the mobile phone housing 300.

[0045] Moreover, when the cover plate 20 and the base 10 are separated, the connecting arm 11 of the base 10 detaches from the clamping arm 22 and falls into the accommodating groove 24 of the cover plate 20 located below. At the same time, the mounting seat 12 of the base 10 extends into the skylight 25 area of ​​the cover plate 20 located below.

[0046] See also Figure 1 and Figure 2 The lower edge of the cover 20 is provided with several outwardly protruding hooks 26, and the hooks 26 are used to cooperate with external equipment to assist in fixing the cover 20.

[0047] When the utility model is used,

[0048] First, the base 10 is installed into the cavity 301 of the mobile phone housing 300 , and the connecting arms 11 of the base 10 extend out of the mobile phone housing 300 in all directions.

[0049] Next, the cover plate 20 is downwardly covered on the combination of the mobile phone housing 300 and the base 10, and the connecting block 112 of the connecting arm 11 of the base 10 slides upward along the inclined surface 2221 while squeezing the clamping arm outward until the connecting block 112 of the connecting arm 11 of the base 10 slides above the clamping block 222, and the lower surface of the connecting block 112 abuts against the abutting surface 2222 of the clamping block 222 of the clamping arm 22, and at the same time, the positioning block 113 is engaged in the gap 27 of the cover plate 20, completing the engagement of the base 10 and the cover plate 20.

[0050] Then, the assembly of the base 10, the mobile phone shell 300 and the cover plate 20 is mounted on a machine for spraying. After the spraying is completed, the base 10 and the cover plate 20 are separated, and the mobile phone shell 300 located between the base 10 and the cover plate 20 is taken out.

[0051] Finally, the assembly of the base 10, the mobile phone housing 300 and the cover plate 20 is placed on top of the other cover plate 20, and the cover plate 20 located on the top is pressed downward, so that the clamping arm 22 of the cover plate 20 located on the top slides downward along the guide groove 232 recessed on the sliding surface 231 and expands outward at the same time, until the connecting arm 11 of the base 10 is separated from the clamping arm 22 and falls into the accommodating groove 24 of the cover plate 20 located below, and the separation of the cover plate 20 and the base 10 is completed.

[0052] The spraying fixture that is convenient to disassemble and assemble provided by the utility model has not only a simple structure but also convenient operation, thereby greatly improving the working efficiency of disassembly and assembly.

[0053] The above description is only a specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any changes or substitutions that can be easily conceived by any technician familiar with this technical field within the technical scope disclosed by the present invention should be covered by the scope of protection of the present invention.

Claims

1. A spraying fixture that is easy to disassemble and assemble, used for spraying mobile phone shells, comprising a base and a cover plate mounted on the base, wherein the mobile phone shell is clamped between the base and the cover plate, and a skylight for spraying is opened on the cover plate, characterized in that: The base and the cover plate are fastened together by locking structures provided at opposite ends of the spraying fixture that is easy to disassemble and assemble, and the locking structure includes a lock provided on the cover plate and a lock tongue provided on the base, and the lock tongue and the lock are provided correspondingly, and the lock includes a support plate protruding outward from the outer surface of the cover plate and a clamping arm extending downwardly from the lower end of the support plate, and the clamping arm is protruded inwardly with a holding block, and the lock tongue includes a connecting arm protruding outward from the edge of the base, and the connecting arm is used to abut against the holding block, and the upper end of the support plate is provided with a fixing block, and the outer surface of the fixing block is inclined to be provided with a sliding surface of the clamping arm for abutting against the other cover plate. When the cover is closed on the base, the end of the connecting arm abuts against the holding block and the holding block lifts the end of the connecting arm upward; when the base and the cover are separated, the buckled cover and the base are placed on the other cover, and the clamping arm of the upper cover expands outward along the sliding surface of the lower cover to separate the connecting arm of the base from the holding block of the upper cover, thereby completing the separation of the upper cover and the base.

2. The spraying fixture that is easy to disassemble and assemble according to claim 1, characterized in that: A gap is provided between the clamping arm and the edge of the cover plate, and a connecting block is provided at the end of the connecting arm. The connecting block is clamped in the gap and is clamped above the clamping block.

3. The spraying fixture that is easy to disassemble and assemble according to claim 2, characterized in that: A positioning block is protruded from the upper end of the connecting block, and the positioning block extends upward into the gap.

4. The spraying fixture that is easy to disassemble and assemble according to claim 3, characterized in that: The positioning block is provided with a guiding surface for guiding the positioning block into the gap.

5. The spraying fixture that is easy to disassemble and assemble according to claim 3, characterized in that: The lower surface of the holding block is provided with an inclined surface for guiding the connecting block to slide above the holding block, and the upper surface of the holding block is provided with an abutting surface for abutting the connecting block.

6. The spraying fixture that is easy to disassemble and assemble according to claim 1, characterized in that: The sliding surface of the fixing block is concavely provided with a guiding groove for guiding the clamping arm to slide downward and expand outward.

7. The spraying fixture that is easy to disassemble and assemble according to claim 1, characterized in that: An outer surface of the cover plate is provided with an accommodating groove corresponding to the connecting arm of the other base. When the base and the cover plate are separated, at least a portion of the connecting arm falls into the accommodating groove of the other cover plate.

8. The spraying fixture that is easy to disassemble and assemble according to claim 1, characterized in that: A connecting rib is provided between the lower surface of the support plate and the outer side surface of the clamping arm, and a reinforcing rib is connected between the lower surface of the support plate and the lower end edge of the cover plate.

9. The spraying fixture that is easy to disassemble and assemble according to claim 1, characterized in that: The lower end of the base is provided with a mounting seat for matching the mounting machine.

10. The spraying fixture that is easy to disassemble and assemble according to claim 1, characterized in that: The lower edge of the cover plate is provided with a plurality of outwardly protruding hooks, and the hooks are used to cooperate with external equipment to assist in fixing the cover plate.

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