Auxiliary clamp for PCB electroplating
By designing a PCB electroplating fixture with rotating clamps, sliding rods and springs, the problem of insufficient application scope and stability of the fixtures in the prior art is solved, and uniform clamping and stable electroplating of PCB boards of different sizes and shapes is achieved.
Patent Information
- Application Number
- CN202421024734.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-11
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-11
AI Technical Summary
Existing PCB electroplating fixtures are difficult to adapt to PCB boards of different sizes and shapes, resulting in uneven electroplating and restricted fixture design lead to unstable clamping.
An auxiliary clamp including a rotating clamp, a sliding rod, a sliding top frame, a telescopic rod, a return spring and a connecting spring are designed. The clamping of different thicknesses is achieved by clamping the horizontal groove and the longitudinal groove of the rotating clamp and the clamping groove, and sliding it The top frame moves the clamping plates of different lengths along the sliding rod, and resetting and connecting springs improve clamping stability.
It effectively improves the scope of application and clamping stability of the fixture, ensures uniform electroplating of the PCB board, and enhances the clamping effect.
Smart Images
Figure CN222205533U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of PCB board processing, in particular to an auxiliary clamp used for PCB electroplating. Background Art
[0002] During the PCB electroplating process, a clamp is usually required to ensure the fixation and conductivity of the PCB board. The clamps in the prior art are mostly single structures, which are difficult to adapt to PCB boards of different sizes and shapes, and during the electroplating process, the PCB board may be unevenly plated due to the design limitations of the clamp itself. Utility Model Content
[0003] The utility model aims to solve at least one of the technical problems existing in the prior art, and provides an auxiliary clamp for PCB electroplating. The device is provided with a rotating clamp, a sliding rod and a sliding top frame. The rotating clamp can continue to effectively clamp PCB boards of different thicknesses by setting a clamping transverse groove and a clamping longitudinal groove. The sliding top frame can move up and down along the sliding rod, so that PCB boards of different lengths can be clamped, thereby effectively improving the application range of the clamp.
[0004] The device is provided with a telescopic rod, a reset spring and a connecting spring. The setting of the connecting spring and the reset spring can push the sliding top frame to move downward, thereby effectively improving the clamping stability and greatly improving the clamping effect of the device.
[0005] The utility model also provides an auxiliary fixture for PCB electroplating, comprising: a fixed top frame, the lower side wall of the fixed top frame is fixedly connected to a fixed bottom plate, the lower side wall of the fixed bottom plate is fixedly connected to two sliding rods, the lower ends of the two sliding rods are fixedly connected to the same supporting bottom frame, the middle parts of the two sliding rods are slidably connected to the same sliding top frame, and the outer side wall of each sliding rod is provided with a reset spring;
[0006] The lower side wall of the sliding top frame and the upper side wall of the supporting bottom frame are both rotatably connected with a rotating clamp, and one side wall of the rotating clamp is evenly provided with a clamping transverse groove and a plurality of clamping longitudinal grooves. A telescopic rod is fixedly connected between the fixed top frame and the sliding top frame, and the outer side wall of the telescopic rod is provided with a connecting spring.
[0007] According to the auxiliary clamp for PCB electroplating, the upper end of the reset spring is fixedly connected to the lower side wall of the fixed bottom plate, and the lower end of the reset spring is fixedly connected to the upper side wall of the sliding top frame. The reset spring can improve the stability of the clamping of the sliding top frame.
[0008] According to the auxiliary fixture for PCB electroplating, the front side wall of the fixed base plate is provided with a matching groove, and the connecting spring is arranged on one side of the matching groove, which can effectively avoid interference of the fixed base plate with the connecting spring.
[0009] According to the auxiliary clamp for PCB electroplating, the upper side wall of the connecting spring and the lower side wall of the fixed top frame are fixedly connected, and the lower side wall of the connecting spring and the upper side wall of the sliding top frame are fixedly connected, which can effectively improve the sliding stability of the sliding top frame.
[0010] According to the auxiliary fixture for PCB electroplating, the upper side wall of the fixed top frame is provided with a fixing groove to facilitate the installation of the device with other structures.
[0011] According to the auxiliary clamp for PCB electroplating, the widths of the plurality of clamping longitudinal grooves increase sequentially from left to right, so as to facilitate clamping of PCB boards of different thicknesses.
[0012] According to the auxiliary clamp for PCB electroplating, the clamping longitudinal groove is parallel to the left side wall of the rotating clamp, and the clamping transverse groove is parallel to the front side wall of the rotating clamp.
[0013] According to the auxiliary clamp for PCB electroplating, the four rotating clamps are aligned with each other to better clamp the PCB board.
[0014] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments;
[0016] Figure 1 This is a schematic diagram of the structure of an auxiliary fixture for PCB electroplating according to the utility model;
[0017] Figure 2 This is a front schematic diagram of an auxiliary fixture for PCB electroplating according to the utility model;
[0018] Figure 3 This is a side schematic diagram of an auxiliary fixture for PCB electroplating according to the utility model;
[0019] Figure 4 The utility model is a cross-sectional schematic diagram of an auxiliary fixture for PCB electroplating.
[0020] Legend:
[0021] 1. Supporting bottom frame; 101. Sliding rod; 102. Reset spring; 2. Sliding top frame; 201. Connecting spring; 202. Telescopic rod; 3. Rotating clamp; 301. Clamping longitudinal groove; 302. Clamping transverse groove; 4. Fixed top frame; 401. Fixed bottom plate; 402. Matching groove; 403. Fixed groove. DETAILED DESCRIPTION
[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.
[0023] In the description of the present utility model, it should be noted that the orientation or position relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inside", "outside", etc. is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present utility model; the terms "first", "second", and "third" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance. In addition, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.
[0024] Reference Figure 1-4 The utility model embodiment is an auxiliary fixture for PCB electroplating, which includes: a fixed top frame 4, the upper side wall of the fixed top frame 4 is provided with a fixing groove 403, which is convenient for the installation of the device and other structures, the lower side wall of the fixed top frame 4 is fixedly connected with a fixed bottom plate 401, the lower side wall of the fixed bottom plate 401 is fixedly connected with two sliding rods 101, the lower ends of the two sliding rods 101 are fixedly connected with the same supporting bottom frame 1, the middle parts of the two sliding rods 101 are slidably connected with the same sliding top frame 2, and the outer side wall of each sliding rod 101 is provided with a reset spring 102, the upper end of the reset spring 102 is fixedly connected to the lower side wall of the fixed bottom plate 401, and the lower end of the reset spring 102 is fixedly connected to the upper side wall of the sliding top frame 2, and the reset spring 102 can improve the stability of the clamping of the sliding top frame 2.
[0025] The lower side wall of the sliding top frame 2 and the upper side wall of the supporting base frame 1 are both rotatably connected with a rotating clamp 3. A side wall of the rotating clamp 3 is evenly provided with a clamping transverse groove 302 and a plurality of clamping longitudinal grooves 301. The widths of the plurality of clamping longitudinal grooves 301 increase from left to right, which is convenient for clamping PCB boards of different thicknesses. The clamping longitudinal groove 301 is parallel to the left side wall of the rotating clamp 3, the clamping transverse groove 302 is parallel to the front side wall of the rotating clamp 3, the clamping longitudinal groove 301 is parallel to the left side wall of the rotating clamp 3, and the clamping transverse groove 302 is parallel to the front side wall of the rotating clamp 3.
[0026] A telescopic rod 202 is fixedly connected between the fixed top frame 4 and the sliding top frame 2, and a connecting spring 201 is provided on the outer side wall of the telescopic rod 202. A matching groove 402 is provided on the front side wall of the fixed bottom plate 401. The connecting spring 201 is arranged on one side of the matching groove 402, which can effectively avoid the interference of the fixed bottom plate 1 on the connecting spring 201. The upper side wall of the connecting spring 201 and the lower side wall of the fixed top frame 4 are fixedly connected, and the lower side wall of the connecting spring 201 and the upper side wall of the sliding top frame 2 are fixedly connected, which can effectively improve the sliding stability of the sliding top frame 2.
[0027] Working principle: The device is provided with a rotating clamp 3, a sliding rod 101 and a sliding top frame 2. The rotating clamp 3 can continue to effectively clamp PCB boards of different thicknesses by setting the clamping transverse groove 302 and the clamping longitudinal groove 301. The sliding top frame 2 can move up and down along the sliding rod 101, so as to clamp PCB boards of different lengths, thereby effectively improving the application range of the clamp; the device is provided with a telescopic rod 202, a reset spring 102 and a connecting spring 201. The setting of the connecting spring 201 and the reset spring 102 can push the sliding top frame 2 to move downward, thereby effectively improving the clamping stability and greatly improving the clamping effect of the device.
[0028] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.
Claims
1. An auxiliary fixture for PCB electroplating, characterized in that: include: A fixed top frame (4), wherein the lower side wall of the fixed top frame (4) is fixedly connected to a fixed bottom plate (401), the lower side wall of the fixed bottom plate (401) is fixedly connected to two sliding rods (101), the lower ends of the two sliding rods (101) are fixedly connected to a same supporting bottom frame (1), the middle parts of the two sliding rods (101) are slidably connected to a same sliding top frame (2), and the outer side wall of each sliding rod (101) is provided with a return spring (102); The lower side wall of the sliding top frame (2) and the upper side wall of the supporting bottom frame (1) are both rotatably connected with a rotating clamp (3), and one side wall of the rotating clamp (3) is evenly provided with a clamping transverse groove (302) and a plurality of clamping longitudinal grooves (301). A telescopic rod (202) is fixedly connected between the fixed top frame (4) and the sliding top frame (2), and a connecting spring (201) is provided on the outer side wall of the telescopic rod (202).
2. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The upper end of the return spring (102) is fixedly connected to the lower side wall of the fixed bottom plate (401), and the lower end of the return spring (102) is fixedly connected to the upper side wall of the sliding top frame (2).
3. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The front side wall of the fixed bottom plate (401) is provided with a matching groove (402), and the connecting spring (201) is arranged on one side of the matching groove (402).
4. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The upper side wall of the connecting spring (201) is fixedly connected to the lower side wall of the fixed top frame (4), and the lower side wall of the connecting spring (201) is fixedly connected to the upper side wall of the sliding top frame (2).
5. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The upper side wall of the fixed top frame (4) is provided with a fixing groove (403).
6. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The widths of the plurality of clamping longitudinal grooves (301) increase sequentially from left to right.
7. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The clamping longitudinal groove (301) is parallel to the left side wall of the rotating clamp (3), and the clamping transverse groove (302) is parallel to the front side wall of the rotating clamp (3).
8. The auxiliary fixture for PCB electroplating according to claim 1, characterized in that: The four rotating clamps (3) are aligned with each other.