Circuit board copper foil pressing clamp

Abstract

The utility model discloses a circuit board copper foil pressing clamp which comprises a base, a movable plate is arranged on the base in a sliding mode, a hydraulic machine is connected to the top of the movable plate, the bottom of the hydraulic machine is fixed to the top of the base through screws, and a top plate is attached to the bottom of the movable plate. A moving rod is slidably arranged in the base, the bottom of the moving rod is connected with a first spring, the bottom of the first spring is connected to the interior of the base, the side edge of the bottom of the moving rod is connected with a first pull rope, and the outer end of the first pull rope is connected with the inner end of a clamping plate through a first roller; and the first roller rotates in the base. The circuit board copper foil pressing clamp is provided with the clamping plates, the circuit board copper foil drives the moving rods to move, then the moving rods move to drive the clamping plates to move, the clamping plates move to clamp and fix the circuit board copper foil, and therefore deviation in the pressing process is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of pressing fixtures, in particular to a copper foil pressing fixture for a circuit board. Background Art

[0002] The circuit board copper foil pressing fixture is a tool used in the circuit board manufacturing process. Its main function is to ensure that the copper foil and the circuit board can be tightly clamped together during the pressing process.

[0003] Reference publication number CN219564424U discloses a new material pressing die. By using this stabilizing component, the lower die can be prevented from being displaced when the new material is pressed, and the position of the lower die is fixed. A fixing component is added to this mechanism to improve the stability of the device. However, the following problems still exist:

[0004] In actual use of the above device, although the material is fixed by a stabilizing device, the stabilizing plates need to be adjusted in sequence when fixing, and the spacing between the two sets of adjustments is not fixed enough, which may cause the material to be not in the center position, thereby causing the material to shift during pressing.

[0005] Therefore, we proposed a circuit board copper foil pressing fixture that can solve the above problems well. Utility Model Content

[0006] The purpose of the utility model is to provide a copper foil pressing fixture for a circuit board to solve the problem in the current market proposed by the above-mentioned background technology that a stabilizing plate needs to be adjusted sequentially, and the spacing between the two sets of adjustments is not fixed enough, which may cause the material to be not in the center position, thereby causing the material to shift during pressing.

[0007] To achieve the above object, the utility model provides the following technical solution: a circuit board copper foil pressing fixture, comprising a base, a movable plate sliding on the base, a hydraulic press connected to the top of the movable plate, and the bottom of the hydraulic press is fixed to the top of the base by screws, and a top plate is attached to the bottom of the movable plate;

[0008] Also includes:

[0009] A shift rod slides inside the base, and a first spring is connected to the bottom of the shift rod, and the bottom of the first spring is connected to the inside of the base, a first pull rope is connected to the side of the bottom of the shift rod, and the outer end of the first pull rope is connected to the inner end of the splint through a first roller, and the first roller rotates inside the base, the splint slides inside the base, and the bottom of the splint slides on the fixed rod, and the left and right ends of the fixed rod are fixed to the inside of the base, a second spring is nested in the inner end of the fixed rod, and the outer end of the second spring is connected to the inner wall of the splint, and the inner end of the second spring is connected to the inner wall of the base.

[0010] Preferably, a second pull rope is connected to the bottom of the movable plate, and the bottom of the second pull rope is connected to the top of the nozzle through a second roller, and the second roller is fixed on the base.

[0011] Preferably, the outer end of the nozzle is rotated on the base, and the middle of the nozzle is connected with an air pipe, and the outer end of the air pipe is connected to an external air pump.

[0012] Preferably, a protrusion is slidably provided inside the movable plate, and the bottom of the inner end of the protrusion is arranged in an arc shape.

[0013] Preferably, the inner end of the protrusion extends into the interior of the groove to form a locking mechanism, and the groove is opened inside the top plate.

[0014] Preferably, the outer end of the protrusion is connected to a third spring, and the outer end of the third spring is connected to the inside of the moving plate.

[0015] Preferably, the outer end of the protrusion is connected to a third pull rope, and the outer end of the third pull rope extends out of the interior of the movable plate through a third spring.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the circuit board copper foil pressing fixture can avoid the circuit board copper foil from deflecting during pressing and can clean the dust, the circuit board copper foil can be fixed by the movement of the clamping plate, thereby avoiding the deflection during pressing, and the dust and impurities can be cleaned by the nozzle, and the specific contents are as follows:

[0017] (1) A clamping plate is provided, and the copper foil of the circuit board drives the moving rod to move, and then the moving rod moves to drive the clamping plate to move, so that the movement of the clamping plate can clamp and fix the copper foil of the circuit board, thereby avoiding deviation during the pressing process;

[0018] (2) A nozzle is provided, and the top plate and the copper foil of the circuit board can be cleaned separately by the swing of the nozzle, thereby avoiding the adsorption of impurities and improving the qualification of the product after lamination;

[0019] (3) A second pull rope is provided, and the second pull rope is connected to the bottom of the movable plate, and the bottom of the second pull rope is connected to the top of the nozzle through a second roller, and the second roller is fixed to the base, so that the movable plate can move and drive the nozzle to swing through the second pull rope;

[0020] (4) A third spring is provided, and the third spring is connected to the outer end of the protrusion, and the outer end of the third spring is connected to the inside of the movable plate, so that the third spring can limit the protrusion, thereby improving the stability of the protrusion;

[0021] (5) A protrusion is provided, and the inner end of the protrusion extends into the interior of the groove to form a locking mechanism, and the groove is opened inside the top plate, so that the top plate can be limited after the protrusion is locked with the groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the front section structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the front view structure of the first roller of the utility model;

[0024] Figure 3 This is a schematic diagram of the front view structure of the plywood of the utility model;

[0025] Figure 4 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0026] Figure 5 This is a schematic diagram of the structure of the utility model after the movable plate moves;

[0027] Figure 6 This is a schematic diagram of the three-dimensional structure of the splint of the utility model;

[0028] Figure 7 It is a schematic diagram of the three-dimensional structure of the convex block of the utility model.

[0029] In the figure: 1, base; 2, moving plate; 3, hydraulic press; 4, top plate; 5, shift rod; 6, first spring; 7, first pull rope; 8, first roller; 9, clamping plate; 10, fixed rod; 11, second spring; 12, second pull rope; 13, nozzle; 14, second roller; 15, air pipe; 16, bump; 17, groove; 18, third spring; 19, third pull rope. DETAILED DESCRIPTION

[0030] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0031] Embodiment 1:

[0032] The utility model solves the problem that the existing stabilizing plates need to be adjusted sequentially, and the spacing between the two groups of adjustments is not fixed enough, which may cause the material to be not in the center position, thereby causing the material to shift during pressing. The clamping plate 9 can achieve rapid clamping and fixing, and discloses:

[0033] A base 1, a movable plate 2 is slidably arranged on the base 1, and a hydraulic press 3 is connected to the top of the movable plate 2, and the bottom of the hydraulic press 3 is fixed to the top of the base 1 by screws, and a top plate 4 is fitted to the bottom of the movable plate 2; it also includes: a shift rod 5 is slidably arranged inside the base 1, and a first spring 6 is connected to the bottom of the shift rod 5, and the bottom of the first spring 6 is connected to the inside of the base 1, a first pull rope 7 is connected to the side of the bottom of the shift rod 5, and the outer end of the first pull rope 7 is connected to the inner end of the clamping plate 9 through a first roller 8, and the first roller 8 rotates inside the base 1, the clamping plate 9 slides inside the base 1, and the bottom of the clamping plate 9 penetrates and slides on the fixed rod 10, and the left and right ends of the fixed rod 10 are fixed inside the base 1, a second spring 11 is nested at the inner end of the fixed rod 10, and the outer end of the second spring 11 is connected to the inner wall of the clamping plate 9, and the inner end of the second spring 11 is connected to the inner wall of the base 1;

[0034] refer to Figures 1 to 3 and Figure 5 , placing the copper foil of the circuit board on the shift rod 5, so that the movement of the shift rod 5 can squeeze the first spring 6, and then the first spring 6 is compressed, and the movement of the shift rod 5 will also drive the first pull rope 7 to move, and then the first pull rope 7 drives the clamping plate 9 to slide on the fixed rod 10 through the first roller 8, and the movement of the clamping plate 9 can clamp and fix the copper foil of the circuit board, and the movement of the clamping plate 9 will also squeeze the second spring 11, so that the second spring 11 is compressed, and then the hydraulic press 3 drives the top plate 4 to move through the moving plate 2, and then the top plate 4 can be pressed. After completion, the shift rod 5 and the clamping plate 9 can be driven to reset respectively by the first spring 6 and the second spring 11, so as to facilitate the pressing of the copper foil of the next circuit board, and the clamping plate 9 can prevent the copper foil of the circuit board from deviating during pressing;

[0035] Embodiment 2:

[0036] The utility model solves the problem that there may be impurities in the existing pressing process, which may lead to unqualified pressing quality. The impurities can be cleaned by the nozzle 13, and the following is disclosed:

[0037] The bottom of the movable plate 2 is connected with a second pull rope 12, and the bottom of the second pull rope 12 is connected to the top of the nozzle 13 through a second roller 14, and the second roller 14 is fixed on the base 1, the outer end of the nozzle 13 rotates on the base 1, and the middle of the nozzle 13 is connected with an air pipe 15, and the outer end of the air pipe 15 is connected to an external air pump;

[0038] refer to Figure 1 and Figure 5 , the movement of the movable plate 2 can drive the second pull rope 12 to move, and then the movement of the second pull rope 12 can drive the nozzle 13 to rotate through the second roller 14, and then the rotation of the nozzle 13 can play a swinging role, and then the external air pump transports air to the inside of the nozzle 13 through the air pipe 15, and then the nozzle 13 can compress the air and blow it out, so that the top plate 4 and the copper foil of the circuit board can be cleaned respectively with the swing of the nozzle 13, thereby avoiding the problem of poor quality after pressing due to the adsorption of dust;

[0039] Embodiment three:

[0040] The utility model solves the problem that the existing clamp needs to be replaced when pressing copper foils of different types of circuit boards, which leads to inconvenience. The top plate 4 can be easily replaced by the protrusion 16.

[0041] A protrusion 16 is slidably disposed inside the movable plate 2, and the bottom of the inner end of the protrusion 16 is arranged in an arc shape, the inner end of the protrusion 16 extends into the interior of the groove 17 to form a locking mechanism, and the groove 17 is provided inside the top plate 4, the outer end of the protrusion 16 is connected to a third spring 18, and the outer end of the third spring 18 is connected to the interior of the movable plate 2, the outer end of the protrusion 16 is connected to a third pull rope 19, and the outer end of the third pull rope 19 extends out of the interior of the movable plate 2 through the third spring 18;

[0042] refer to Figure 1 , Figure 3 and Figure 7 By pulling the third pull rope 19, the third pull rope 19 moves to drive the protrusion 16 to move, and then the protrusion 16 moves to the inside of the movable plate 2, and then the movement of the protrusion 16 will disengage from the engagement with the groove 17, and then the movement of the protrusion 16 will also squeeze the third spring 18, and then the third spring 18 is compressed, so that the top plate 4 can be separated from the movable plate 2, and the third spring 18 can drive the protrusion 16 to extend into the inside of the groove 17 to engage, so that the top plate 4 can be quickly fixed on the movable plate 2, and then the purpose of quick disassembly and assembly is achieved.

[0043] Working principle: When using this circuit board copper foil pressing fixture, first, refer to Figures 1 to 3 and Figure 5 , place the copper foil of the circuit board on the shift rod 5, so that the movement of the shift rod 5 can squeeze the first spring 6, and the movement of the shift rod 5 will also drive the first pull rope 7 to move, and the movement of the clamping plate 9 can clamp and fix the copper foil of the circuit board, and the movement of the clamping plate 9 will also squeeze the second spring 11, and then the hydraulic press 3 drives the top plate 4 to move through the moving plate 2, so that the top plate 4 can be pressed, and after the end, it is convenient to press the copper foil of the next circuit board, and the clamping plate 9 can prevent the copper foil of the circuit board from deviating during pressing;

[0044] refer to Figure 1 and Figure 5 The movement of the moving plate 2 can drive the second pull rope 12 to move, and then the nozzle 13 can rotate to achieve a swinging effect, and then the external air pump delivers air to the inside of the nozzle 13 through the air pipe 15, so that the top plate 4 and the copper foil of the circuit board can be cleaned respectively with the swing of the nozzle 13, thereby avoiding the problem of poor quality after pressing due to the adsorption of dust;

[0045] refer to Figure 1 , Figure 3 and Figure 7 By pulling the third pull rope 19, the third pull rope 19 moves to drive the protrusion 16 to move, and then the movement of the protrusion 16 will disengage from the engagement with the groove 17, and then the movement of the protrusion 16 will also squeeze the third spring 18, and the third spring 18 can drive the protrusion 16 to extend into the interior of the groove 17 to form an engagement, so that the top plate 4 can be quickly fixed on the movable plate 2, thereby achieving the purpose of quick disassembly and assembly.

[0046] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0047] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A circuit board copper foil pressing fixture, comprising a base (1), a movable plate (2) sliding on the base (1), a hydraulic press (3) connected to the top of the movable plate (2), the bottom of the hydraulic press (3) being fixed to the top of the base (1) by screws, and a top plate (4) being attached to the bottom of the movable plate (2); It is characterized in that Also includes: A shift rod (5) is slidably mounted inside the base (1), and a first spring (6) is connected to the bottom of the shift rod (5), and the bottom of the first spring (6) is connected to the inside of the base (1). A first pull rope (7) is connected to the side of the bottom of the shift rod (5), and the outer end of the first pull rope (7) is connected to the inner end of the clamping plate (9) through a first roller (8), and the first roller (8) rotates inside the base (1). The clamping plate (9) slides inside the base (1), and the bottom of the clamping plate (9) slides through the fixed rod (10), and the left and right ends of the fixed rod (10) are fixed inside the base (1). A second spring (11) is embedded in the inner end of the fixed rod (10), and the outer end of the second spring (11) is connected to the inner wall of the clamping plate (9), and the inner end of the second spring (11) is connected to the inner wall of the base (1).

2. A circuit board copper foil pressing fixture according to claim 1, characterized in that: The bottom of the movable plate (2) is connected to a second pull rope (12), and the bottom of the second pull rope (12) is connected to the top of the spray head (13) via a second roller (14), and the second roller (14) is fixed on the base (1).

3. A circuit board copper foil pressing fixture according to claim 2, characterized in that: The outer end of the spray head (13) is rotated on the base (1), and the middle part of the spray head (13) is connected with an air pipe (15), and the outer end of the air pipe (15) is connected to an external air pump.

4. The circuit board copper foil pressing fixture according to claim 1, characterized in that: A convex block (16) is slidably disposed inside the movable plate (2), and the bottom of the inner end of the convex block (16) is arranged in an arc shape.

5. A circuit board copper foil pressing fixture according to claim 4, characterized in that: The inner end of the protrusion (16) extends into the interior of the groove (17) to form a locking mechanism, and the groove (17) is opened inside the top plate (4).

6. A circuit board copper foil pressing fixture according to claim 5, characterized in that: The outer end of the protrusion (16) is connected to a third spring (18), and the outer end of the third spring (18) is connected to the inside of the moving plate (2).

7. A circuit board copper foil pressing fixture according to claim 5, characterized in that: The outer end of the protrusion (16) is connected to a third pull rope (19), and the outer end of the third pull rope (19) extends out of the interior of the moving plate (2) through a third spring (18).

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