Metal notebook computer shell surface sand blasting mechanism

By designing the sandblasting chamber, sandblasting components, and position adjustment components, the collision problem between the spray gun and the suction tube was solved, enabling safe sandblasting and convenient disassembly of metal laptop casings and improving the level of automation.

CN224274670UActive Publication Date: 2026-05-26NANTONG JINHONGCHANG ELECTRONIC TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NANTONG JINHONGCHANG ELECTRONIC TECH CO LTD
Filing Date
2025-06-19
Publication Date
2026-05-26

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Abstract

The utility model relates to the technical field of metal notebook computer shell processing, in particular to a metal notebook computer shell surface sand blasting mechanism which performs sand blasting on a metal notebook computer shell through a sand blasting assembly and controls the position and the angle of the metal notebook computer shell through cooperation of a lifting assembly and a rotating component. The abutting plate can prevent the metal notebook computer shell from being separated from adsorption of the suction cup due to impact force generated by the sand blasting assembly during sand blasting, after sand blasting is completed on the metal notebook computer shell, the metal notebook computer shell is controlled to be away from the sand blasting assembly by a certain distance, and the rotating component drives the suction cup to rotate so that the suction cup can be perpendicular to the supporting plate; and then the suction cup stops sucking the metal notebook computer shell, then a worker can take down the metal notebook computer shell subjected to sand blasting, and therefore the problem that when the notebook computer shell is installed, a spray gun and a suction fixing pipe are prone to being damaged due to contact and collision is solved.
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Description

Technical Field

[0001] This utility model relates to the field of metal laptop casing processing technology, and in particular to a metal laptop casing surface sandblasting mechanism. Background Technology

[0002] There are various surface treatment processes for laptop casings, including sandblasting, anodizing, metal wire drawing, spraying, and electroplating. Among them, when sandblasting a laptop casing, the casing needs to be fixed on a tooling fixture for operation. During sandblasting, workers need to pull the sandblasting tube to move it. During the pulling process, the casing may be touched, causing the casing to be scrapped. The degree of automation is low.

[0003] The prior art (CN221390584U) discloses a sandblasting mechanism for the surface of a metal notebook computer casing. The notebook computer casing is placed on the suction cup of the suction and fixing tube, and the casing is fixed by the operation of a pump. The suction generated by the pump can fix casings of different sizes. The casing is sandblasted by a spray gun. During the sandblasting process, the vertical position of the casing is adjusted by the notebook computer casing fixing and adjusting component, and the spraying position of the spray gun can be adjusted by the operation of the transmission screw on the sandblasting adjusting component to complete the spraying of the casing.

[0004] Although existing technologies can sandblast shells of different sizes, the distance between the spray gun and the suction tube is too small when the shell is installed and fixed. This makes it easy for the spray gun and the suction tube to come into contact and collide when fixing the shell, which will cause scratches on the shell surface and make the shell unusable for subsequent processing. Utility Model Content

[0005] The purpose of this invention is to provide a sandblasting mechanism for the surface of a metal laptop casing, which solves the problem that the spray gun and the suction fixing tube are prone to contact and collision during the installation of the laptop casing, resulting in damage.

[0006] To achieve the above objectives, this utility model provides a sandblasting mechanism for the surface of a metal notebook computer casing, including a sandblasting box, a sandblasting assembly, and a lifting assembly;

[0007] The system also includes a position adjustment assembly; the position adjustment assembly includes a support plate, a motor, a lead screw, a sliding block, a connecting rod, a rotating component, and a collision avoidance component. The support plate is fixedly connected to the lifting assembly and located on one side of the lifting assembly. The motor is fixedly connected to the support plate and located on one side of the support plate. The lead screw is fixedly connected to the output end of the motor and is disposed within the support plate. The sliding block is slidably connected to the lead screw and is wrapped around the outer surface of the lead screw. The connecting rod is fixedly connected to the sliding block and located on the side of the sliding block away from the lead screw. The rotating component is disposed on one side of the sliding block, and the collision avoidance component is disposed on one side of the sliding block.

[0008] The rotating component includes a driving component, a rotating shaft, a connecting block, and a supporting component. The driving component is fixedly connected to the connecting rod and is located on the side of the connecting rod away from the sliding block. The rotating shaft is fixedly connected to the output end of the driving component. The connecting block is fixedly connected to the outer surface of the rotating shaft. The supporting component is disposed on one side of the connecting block.

[0009] The support member includes a positioning block, a threaded rod, a supporting plate, and a magnet. The positioning block is fixedly connected to the connecting rod and located on one side of the connecting rod. The threaded rod is slidably connected to the positioning block and located on one side of the positioning block. The supporting plate is rotatably connected to the threaded rod and located on the side of the threaded rod away from the positioning block. The magnet is provided on the side of the supporting plate away from the threaded rod.

[0010] The support member further includes a telescopic rod and a return spring. The telescopic rod is fixedly connected to the positioning block and is located on one side of the positioning block. The return spring is disposed on the outer surface of the telescopic rod.

[0011] The anti-collision component includes a sliding rod, a contact plate, and a buffer spring. The sliding rod is fixedly connected to the support plate and is located on one side of the support plate. The contact plate is fixedly connected to the sliding rod and is located on the side of the contact plate away from the support plate. The buffer spring is wrapped around the outer surface of the sliding rod.

[0012] This utility model discloses a sandblasting mechanism for the surface of a metal laptop casing. During sandblasting, the sandblasting assembly sands the metal laptop casing, and the position and angle of the metal laptop casing are controlled by the cooperation of the lifting assembly and the rotating component. The supporting plate holds any parts not held by the suction cup, preventing the impact force generated by the sandblasting assembly from causing the metal laptop casing to detach from the suction cup. After sandblasting, the motor-driven screw controls the sliding block to move, which in turn moves the suction cup away from the sandblasting assembly. After the metal laptop casing has moved a certain distance, the driving component controls the suction cup to rotate, making the suction cup perpendicular to the support plate. At this point, the operator controls the rotating screw to move the magnet on the supporting plate away from the metal laptop casing, and the suction cup stops adhering. The operator can then remove the sandblasted metal laptop casing, thus solving the problem of damage caused by contact and collision between the spray gun and the suction tube during laptop casing installation. Attached Figure Description

[0013] To more clearly illustrate the technical solutions in the embodiments of this application or the prior art, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0014] Figure 1 This is a schematic diagram of a sandblasting mechanism for the surface of a metal laptop casing.

[0015] Figure 2 This is a top view of a sandblasting mechanism for the surface of a metal laptop casing.

[0016] Figure 3 This is a cross-sectional view of the present invention.

[0017] Figure 4 yes Figure 1 Enlarged view of section B.

[0018] In the picture:

[0019] 101-Sandblasting box body, 102-Sandblasting assembly, 103-Lifting assembly, 104-Position adjustment assembly, 105-Support plate, 106-Motor, 107-Lead screw, 108-Sliding block, 109-Connecting rod, 110-Rotating component, 111-Anti-collision component, 112-Drive component, 113-Rotating shaft, 114-Connecting block, 115-Support component, 116-Positioning block, 117-Threaded rod, 118-Holding plate, 119-Magnetic block, 120-Telescopic rod, 121-Reset spring, 122-Sliding rod, 123-Contact plate, 124-Buffer spring. Detailed Implementation

[0020] The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the accompanying drawings. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the present invention, but should not be construed as limiting the present invention.

[0021] The first embodiment of this application is as follows:

[0022] Please see Figures 1-4 ,in, Figure 1 This is a schematic diagram of a sandblasting mechanism for the surface of a metal laptop casing. Figure 2 This is a top view of a sandblasting mechanism for the surface of a metal laptop casing. Figure 3 This is a cross-sectional view of the present invention. Figure 4 yes Figure 1 A partial enlarged view at point B. This utility model provides a sandblasting mechanism for the surface of a metal laptop casing, including a sandblasting box 101, a sandblasting assembly 102, and a lifting assembly 103, as well as a position adjustment assembly 104. The position adjustment assembly 104 includes a support plate 105, a motor 106, a lead screw 107, a sliding block 108, a rotating component 110, and an anti-collision component 111. The rotating component 110 includes a drive component 112, a rotating shaft 113, a connecting block 114, and a support component 115. The support component 115 includes a positioning block 116, a threaded rod 117, a supporting plate 118, and a magnet block 119. The support component 115 also includes a telescopic rod 120 and a return spring 121. The anti-collision component 111 includes a sliding rod 122, a contact plate 123, and a buffer spring 124. The aforementioned solution solves the aforementioned problems. It is understood that the aforementioned solution can be used in laptop casing sandblasting scenarios and can also be used to solve the problem of damage caused by contact and collision between the spray gun and the suction fixing tube during the installation of the laptop casing.

[0023] In this specific embodiment, a metal notebook casing surface sandblasting mechanism includes a sandblasting box 101, a sandblasting assembly 102, and a lifting assembly 103 (in the prior art, this is a notebook casing fixing and adjusting assembly and a transmission screw 107 for controlling the lifting of the casing).

[0024] It also includes a position adjustment assembly 104; the position adjustment assembly 104 includes a support plate 105, a motor 106, a lead screw 107, a sliding block 108, a connecting rod 109, a rotating component 110, and an anti-collision component 111. The support plate 105 is fixedly connected to the lifting assembly 103 and is located on one side of the lifting assembly 103. The motor 106 is fixedly connected to the support plate 105 and is located on one side of the support plate 105. The lead screw 107 is fixedly connected to the output end of the motor 106 and is disposed inside the support plate 105. The sliding block 108 is slidably connected to the lead screw 107 and is disposed around the outer surface of the lead screw 107. The connecting rod 109 is fixedly connected to the sliding block 108 and is located on the side of the sliding block 108 away from the lead screw 107. The rotating component 110 is disposed on one side of the sliding block 108, and the anti-collision component 111 is disposed on one side of the sliding block 108. The sliding block 108 is provided with the connecting rod 109, which allows the sliding block 108 to control the rotation component 110 to move accordingly. The rotating component 110 is rotatably mounted on the end of the connecting rod 109 away from the sliding block 108, and a suction cup is mounted on one end of the rotating component 110. The suction cup is connected to the pump body through an elastic hose. When sandblasting a metal laptop, the motor 106 controls the lead screw 107 to rotate, causing the sliding block 108 on the outer surface of the lead screw 107 to slide. This causes the sliding block 108 to move the suction cup above the connecting rod 109 away from the sandblasting assembly 102. After moving a certain distance, the metal laptop casing is removed. The metal laptop casing is attracted by a suction cup, and then the motor 106 controls the metal laptop casing to approach the sandblasting assembly 102. The sandblasting assembly 102 then sandblasts the metal laptop casing. During the sandblasting process, the lifting assembly 103 controls the movement of the metal laptop casing to achieve sandblasting. After sandblasting, the motor 106 controls the metal laptop casing to move away from the sandblasting assembly 102, maintaining a certain distance between the metal laptop casing and the sandblasting assembly 102. This prevents the metal laptop casing from colliding with the spray gun and suction cup when the operator disassembles the metal laptop casing, thus solving the problem of damage caused by contact and collision between the spray gun and the suction fixing tube during laptop casing installation.

[0025] The rotating component 110 includes a driving component 112, a rotating shaft 113, a connecting block 114, and a support component 115. The driving component 112 is fixedly connected to the connecting rod 109 and is located on the side of the connecting rod 109 away from the sliding block 108. The rotating shaft 113 is fixedly connected to the output end of the driving component 112. The connecting block 114 is fixedly connected to the outer surface of the rotating shaft 113. The support component 115 is disposed on one side of the connecting block 114. During the sandblasting process of the metal laptop casing, the driving component 112 can control the connecting block 114 on the rotating shaft 113 to rotate. A suction cup is provided on one side of the connecting block 114. The rotation of the connecting block 114 can drive the metal laptop casing adsorbed by the suction cup to rotate, thereby improving the sandblasting effect of the sandblasting assembly 102. Furthermore, when installing the metal laptop casing, the driving component 112 can also control the connecting block 114 to be perpendicular to the support plate 105 to facilitate the installation of the metal laptop casing.

[0026] Secondly, the support member 115 includes a positioning block 116, a threaded rod 117, a supporting plate 118, and a magnet block 119. The positioning block 116 is fixedly connected to the connecting rod 109 and is located on one side of the connecting rod 109. The threaded rod 117 is slidably connected to the positioning block 116 and is located on one side of the positioning block 116. The supporting plate 118 is rotatably connected to the threaded rod 117 and is located on the side of the threaded rod 117 away from the positioning block 116. The magnet block 119 is provided on the side of the supporting plate 118 away from the threaded rod 117. When installing the metal laptop casing, the threaded rod 117 is rotated to slide on the positioning block 116. The movement of the threaded rod 117 controls the abutment plate 118 to move closer to the metal laptop casing. The magnet block 119 on the abutment plate 118 can attract the metal laptop casing, enhancing the fixing effect. When the metal laptop casing is sandblasted, due to the limited fixing position of the suction cup, the sandblasting assembly 102 will generate a certain impact force during sandblasting, causing the metal laptop casing to detach from the suction cup. At this time, the abutment plate 118 will support the contacting metal laptop casing to prevent it from falling off during sandblasting.

[0027] Meanwhile, the support member 115 also includes a telescopic rod 120 and a return spring 121. The telescopic rod 120 is fixedly connected to the positioning block 116 and located on one side of the positioning block 116. The return spring 121 is disposed on the outer surface of the telescopic rod 120. One end of the telescopic rod 120 is fixedly connected to the positioning block 116, and the other end is fixedly connected to the abutment plate 118. When the threaded rod 117 controls the abutment plate 118 to move closer to the metal notebook casing, the telescopic rod 120 will move together with the abutment plate 118, supporting the abutment plate 118 together to ensure the stability of the movement of the abutment plate 118, and the stability of the telescopic rod 120 is maintained by the return spring 121.

[0028] In addition, the anti-collision component 111 includes a sliding rod 122, a contact plate 123, and a buffer spring 124. The sliding rod 122 is fixedly connected to the support plate 105 and is located on one side of the support plate 105. The contact plate 123 is fixedly connected to the sliding rod 122 and is located on the side of the contact plate 123 away from the support plate 105. The buffer spring 124 is wrapped around the outer surface of the sliding rod 122. When the motor 106 drives the sliding block 108 to control the metal laptop casing to approach the sandblasting assembly 102, the sliding block 108 will collide with the contact plate 123. A rubber pad is provided on one side of the contact plate 123. The contact plate 123 will squeeze the buffer spring 124 to a certain extent and cause the sliding rod 122 to slide within the support plate 105. At this time, the buffer spring 124 will absorb the vibration generated by the sliding block 108 to a certain extent, preventing the vibration generated by the sliding block 108 when it stops from causing the metal laptop casing to detach from the suction cup and fall off.

[0029] Using the metal laptop casing surface sandblasting mechanism of this embodiment, when sandblasting the metal laptop casing, the sandblasting component 102 sandblasts the metal laptop casing, and the position and angle of the metal laptop casing are controlled by the cooperation of the lifting component 103 and the rotating component 110. Furthermore, the supporting plate 118 supports the parts not attached to the suction cup, preventing the impact force generated by the sandblasting component 102 from causing the metal laptop casing to detach from the suction cup. After the metal laptop casing is sandblasted, the motor 106 drives the lead screw 107 to control the movement of the sliding block 108. The sliding block 108 drives the suction cup to control the metal laptop shell away from the sandblasting assembly 102. After the metal laptop shell is away from the sandblasting assembly 102, the driving component 112 controls the suction cup to rotate so that the suction cup is perpendicular to the support plate 105. At this time, the operator controls the rotating threaded rod 117 to control the magnet block 119 on the abutment plate 118 to move away from the metal laptop shell and stop the suction cup from adsorbing. Then the operator can remove the metal laptop shell after sandblasting, thus solving the problem that the spray gun and the suction fixing tube are prone to contact and collision during the installation of the laptop shell, which can cause damage.

[0030] The above-disclosed embodiments are merely one or more preferred embodiments of this application and should not be construed as limiting the scope of this application. Those skilled in the art can understand that all or part of the processes for implementing the above embodiments and equivalent changes made in accordance with the claims of this application still fall within the scope of this application.

Claims

1. A sandblasting mechanism for the surface of a metal notebook computer casing, comprising a sandblasting chamber, a sandblasting assembly, and a lifting assembly, characterized in that, It also includes a position adjustment component; The position adjustment assembly includes a support plate, a motor, a lead screw, a sliding block, a connecting rod, a rotating component, and a collision avoidance component. The support plate is fixedly connected to the lifting assembly and located on one side of the lifting assembly. The motor is fixedly connected to the support plate and located on one side of the support plate. The lead screw is fixedly connected to the output end of the motor and is disposed within the support plate. The sliding block is slidably connected to the lead screw and is wrapped around the outer surface of the lead screw. The connecting rod is fixedly connected to the sliding block and located on the side of the sliding block away from the lead screw. The rotating component is disposed on one side of the sliding block, and the collision avoidance component is disposed on one side of the sliding block.

2. The metal notebook casing surface sandblasting mechanism as described in claim 1, characterized in that, The rotating component includes a driving component, a rotating shaft, a connecting block, and a supporting component. The driving component is fixedly connected to the connecting rod and is located on the side of the connecting rod away from the sliding block. The rotating shaft is fixedly connected to the output end of the driving component. The connecting block is fixedly connected to the outer surface of the rotating shaft. The supporting component is disposed on one side of the connecting block.

3. The metal notebook casing surface sandblasting mechanism as described in claim 2, characterized in that, The support includes a positioning block, a threaded rod, a supporting plate, and a magnet. The positioning block is fixedly connected to the connecting rod and is located on one side of the connecting rod. The threaded rod is slidably connected to the positioning block and is located on one side of the positioning block. The supporting plate is rotatably connected to the threaded rod and is located on the side of the threaded rod away from the positioning block. The magnet is provided on the side of the supporting plate away from the threaded rod.

4. The metal notebook casing surface sandblasting mechanism as described in claim 3, characterized in that, The support also includes a telescopic rod and a return spring. The telescopic rod is fixedly connected to the positioning block and is located on one side of the positioning block. The return spring is disposed on the outer surface of the telescopic rod.

5. The metal notebook casing surface sandblasting mechanism as described in claim 1, characterized in that, The anti-collision component includes a sliding rod, a contact plate, and a buffer spring. The sliding rod is fixedly connected to the support plate and is located on one side of the support plate. The contact plate is fixedly connected to the sliding rod and is located on the side of the contact plate away from the support plate. The buffer spring is wrapped around the outer surface of the sliding rod.