Circuit board printing fixing device

Abstract

The invention provides a circuit board printing fixing device which comprises a printing machine base, two supporting blocks distributed in a bilateral symmetry mode are fixed to the top of the printing machine base, a lifting block is connected to the tops of the supporting blocks, a fixing block is arranged on one side of the lifting block, and a clamping mechanism is arranged in the fixing block. The clamping mechanism is used for clamping and fixing the circuit board, a rotating mechanism is arranged in the lifting block, the rotating mechanism is used for overturning and rotating the fixed block, and the rotating mechanism comprises a rotating shaft arranged in the lifting block. The circuit board printing fixing device provided by the invention solves the problems that when an existing printed circuit board fixing device fixes a circuit board, the fixed circuit board is inconvenient to turn over and rotate, so that when the other side of the circuit board needs to be printed, the circuit board needs to be manually turned over after being fixed after being turned over, and the printed circuit board is inconvenient to print. Therefore, two-side printing of the circuit board is inconvenient, and the printing efficiency of the circuit board is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of circuit board printing fixing, in particular to a circuit board printing fixing device. BACKGROUND

[0002] At present, when the circuit board is printed, the circuit board is generally fixed on the clamp of the operation table of the printing machine, and the circuit board is fixed through the clamp.

[0003] A printing circuit board fixing device is disclosed in authorization announcement No. CN216650132U. The printing circuit board fixing device adjusts the distance between the two L-shaped plates under the cooperation of the L-shaped plate and the screw rod, thereby adapting to circuit boards of different lengths. After adjustment, the distance between the two is limited by the first nut, and the distance between the two movable plates is adjusted under the cooperation of the movable plate, the adapter plate and the bolt, thereby adapting to circuit boards of different widths. After adjustment, the distance between the two is limited by the second nut, and circuit boards of different thicknesses are clamped.

[0004] When the printing circuit board fixing device fixes the circuit board, it is inconvenient to rotate the fixed circuit board, so that when the other side of the circuit board needs to be printed, the fixing of the circuit board needs to be manually rotated. After rotation, the circuit board is fixed, making it inconvenient to print both sides of the circuit board, reducing the printing efficiency of the circuit board. Therefore, it is necessary to provide a new circuit board printing fixing device to solve the above technical problems. SUMMARY

[0005] To solve the above technical problems, the present application provides a circuit board printing fixing device with the function of rotating the fixed circuit board.

[0006] The circuit board printing fixing device provided by the present application comprises a printing machine base, two support blocks are fixed on the top of the printing machine base and are distributed symmetrically left and right, a lifting block is connected to the top of the support block, a fixed block is arranged on one side of the lifting block, a clamping mechanism is arranged in the fixed block, the clamping mechanism is used for clamping and fixing the circuit board, a rotating mechanism is arranged in the lifting block, and the rotating mechanism is used for rotating the fixed block.

[0007] The rotating mechanism comprises a rotating shaft arranged in the lifting block, the rotating shaft is fixedly connected to one end of the lifting block and one side of the fixed block, a first bearing seat is fixed to the side of the lifting block away from the fixed block and located at the end of the rotating shaft, and the rotating shaft is rotatably connected in the first bearing seat.

[0008] The support block is internally provided with a groove, a gas cylinder is fixed to the inner bottom wall of the groove, a supporting plate is fixedly connected to the inside of the groove, an adjusting plate is arranged on the top of the supporting plate, the top rod of the gas cylinder penetrates through the supporting plate and is fixedly connected with the bottom of the adjusting plate, and the adjusting plate extends out of the top end of the groove and is fixedly connected with the bottom of the lifting block.

[0009] In order to limit the upward movement of the adjusting plate, the circuit board printing fixing device is preferably provided with a limiting ring fixedly connected to the outside of the adjusting plate, and a baffle is arranged in the groove and fixedly connected to the inner wall of the groove outside the adjusting plate.

[0010] In order to fix the circuit board in the fixing block, the circuit board printing fixing device is preferably provided with a clamping mechanism including a circular plate, a fixing groove is arranged in the fixing block, a circular groove is arranged in the top wall of the fixing groove, the circular plate is arranged in the circular groove, a threaded rod is fixedly connected to the inside of the circular groove and located at the top of the circular plate, the threaded rod is screwed into a threaded hole arranged in the fixing block, and a rotating plate is fixedly connected to the top end of the threaded rod extending out of the threaded hole.

[0011] In order to adjust the distance between the two support blocks, the circuit board printing fixing device is preferably provided with two motors fixedly connected to the outside of the printing machine base and symmetrically distributed left and right, a lead screw is fixedly connected to the output end of the motor, a cavity is arranged in the printing machine base, a lead sleeve is arranged around the lead screw extending to the outside of the cavity, a second bearing seat is fixed to the inner side wall of the cavity and located at the end of the lead screw, the lead screw is rotatably connected in the second bearing seat, a transmission block is fixedly connected to the inside of the cavity and located at the top of the lead sleeve, the transmission block is slidably connected in a sliding groove arranged in the printing machine base, and the transmission block is fixedly connected to the bottom of the support block extending out of the top end of the sliding groove.

[0012] In order to limit and guide the left and right movement of the lead sleeve, the circuit board printing fixing device is preferably provided with a guide rod fixedly connected to the inside of the cavity, and the lead sleeve is slidably connected on the guide rod.

[0013] Compared with the prior art, the circuit board printing fixing device has the following advantages: The circuit board printing fixing device can rotate the fixed circuit board through the rotating mechanism, so that the circuit board can be flipped and rotated without being fixed, thereby making the printing of both sides of the circuit board more convenient, effectively improving the printing efficiency of the circuit board, and solving the problem that the existing circuit board printing fixing device is inconvenient to flip and rotate the fixed circuit board when the circuit board is fixed, so that the circuit board needs to be manually flipped when the other side of the circuit board needs to be printed, and the circuit board needs to be fixed after being flipped, so that the printing of both sides of the circuit board is more inconvenient, and the printing efficiency of the circuit board is reduced. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure. Figure 2 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure. Figure 3 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure. Figure 4 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure.

[0015] Wherein: 1, printing machine base; 101, motor; 102, screw rod; 103, cavity; 104, silk cover; 105, second bearing seat; 106, transmission block; 107, sliding slot; 108, guide rod; 2, support block; 201, groove; 202, air cylinder; 203, supporting plate; 204, adjusting plate; 205, limiting ring; 206, baffle; 3, lifting block; 301, rotating shaft; 302, first bearing seat; 4, fixed block; 401, circular plate; 402, fixed groove; 403, circular groove; 404, threaded rod; 405, threaded hole; 406, rotating plate. DETAILED DESCRIPTION

[0016] The present application will be further described below in combination with the drawings and embodiments.

[0017] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 , wherein Figure 1 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure. Figure 2 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure. Figure 3 The structure diagram of the circuit board printing fixing device provided by the present application is shown in the figure. Figure 4It is the internal structure diagram of the fixed block of the application. A circuit board printing fixing device, comprising a printing machine base 1, two support blocks 2 symmetrically distributed on the top of the printing machine base 1, a lifting block 3 connected to the top of the support block 2, a fixed block 4 provided on one side of the lifting block 3, a clamping mechanism provided in the fixed block, the clamping mechanism is used for clamping and fixing the circuit board, a rotating mechanism provided in the lifting block 3, the rotating mechanism is used for overturning and rotating the fixed block 4; the rotating mechanism comprises a rotating shaft 301 provided in the lifting block 3, the rotating shaft 301 extends out of one end of the lifting block 3 and is fixedly connected with one side of the fixed block 4, a first bearing seat 302 is fixed on the side of the lifting block 3 away from the fixed block 4 and located at the end of the rotating shaft 301, and the rotating shaft 301 is rotatably connected in the first bearing seat 302; a groove 201 is formed in the support block 2, a cylinder 202 is fixed to the inner bottom wall of the groove 201, a supporting plate 203 is fixedly connected in the groove 201, an adjusting plate 204 is provided on the top of the supporting plate 203, the top rod of the cylinder 202 penetrates through the supporting plate 203 and is fixedly connected with the bottom of the adjusting plate 204, and the adjusting plate 204 extends out of the top end of the groove 201 and is fixedly connected with the bottom of the lifting block 3.

[0018] Through the above technical scheme, the top rod of the cylinder 202 in the groove 201 drives the adjusting plate 204 and the lifting block 3 to move upward, the lifting block 3 drives the fixed block 4 and the fixed circuit board to move synchronously, when the lifting block 3 moves to a certain height, the cooperation of the rotating shaft 301 and the first bearing seat 302 can overturn and rotate the fixed block 4 and the circuit board, so that the circuit board can be overturned and rotated without releasing the fixation, after the circuit board is overturned and rotated, the top rod of the cylinder 202 drives the lifting block 3 and the fixed block 4 to move downward, so that the lifting block 3 and the fixed block 4 move downward to the top of the support block 2, because the support block 2 limits the overturning of the fixed block 4, the fixed block 4 is not easy to overturn and rotate when it does not move upward, and thus the other side of the circuit board can be printed, making the printing of both sides of the circuit board more convenient, and effectively improving the printing efficiency of the circuit board.

[0019] Referring to Figure 1 , the adjusting plate 204 is fixedly connected with a limiting ring 205 outside, a baffle 206 is sleeved in the groove 201 and located outside the adjusting plate 204, the baffle 206 is fixedly connected with the inner wall of the groove 201 outside, when the adjusting plate 204 moves upward, the limiting ring 205 limits the movement of the adjusting plate 204, so that when the limiting ring 205 contacts the bottom of the baffle 206, the adjusting plate 204 stops moving upward, thereby preventing the adjusting plate 204 from separating from the inside of the groove 201.

[0020] Referring to Figure 1 , Figure 3 and Figure 4The clamping mechanism comprises a circular plate 401, a fixing groove 402 is formed in the inside of the fixing block 4, a circular groove 403 is formed in the top wall of the fixing groove 402, the circular plate 401 is arranged in the inside of the circular groove 403, a threaded rod 404 is fixedly connected to the top of the circular plate 401 in the inside of the circular groove 403, the threaded rod 404 is screwed in a threaded hole 405 formed in the fixing block 4, and a rotating plate 406 is fixedly connected to the top end of the threaded hole 405 extending out of the threaded rod 404.

[0021] Through the above technical scheme, one end of the circuit board is inserted into the inside of the fixing groove 402, then the rotating plate 406 at the top of the fixing block 4 is rotated, the threaded rod 404 is driven to rotate in the threaded hole 405 through the rotating plate 406, the threaded rod 404 drives the circular plate 401 to move downward through the screwing of the threaded rod 404 and the threaded hole 405, the circuit board can be fixedly pressed through the circular plate 401, and the other end of the circuit board can be fixed in the other fixing block 4, so that the printing of the circuit board is fixed.

[0022] With reference to Figure 1 and Figure 2 , two motors 101 are fixed outside the printing machine base 1 and are symmetrically distributed left and right, a lead screw 102 is fixedly connected to the output end of the motor 101, a cavity 103 is formed in the inside of the printing machine base 1, a lead sleeve 104 is sleeved on the outside of the lead screw 102 extending to the outside of the cavity 103, a second bearing seat 105 is fixed to the inside wall of the cavity 103 and is located at the end of the lead screw 102, the lead screw 102 is rotationally connected in the inside of the second bearing seat 105, a transmission block 106 is fixedly connected to the top of the lead sleeve 104 in the inside of the cavity 103, the transmission block 106 is slidingly connected in a sliding groove 107 formed in the printing machine base 1, and the transmission block 106 is fixedly connected to the bottom of the support block 2 extending out of the top end of the sliding groove 107.

[0023] Through the above technical scheme, the motor 101 is connected with a power supply, the lead screw 102 is driven to rotate by the motor 101, the lead sleeve 104 is driven to move left and right in the cavity 103 through the rotation of the lead screw 102, the transmission block 106 is driven to move synchronously with the support block 2 through the lead sleeve 104, and the other support block 2 can be adjusted left and right, so that the distance between the two support blocks 2 is adjusted, and different widths of circuit boards can be used.

[0024] With reference to Figure 1 , a guide rod 108 is fixedly connected in the inside of the cavity 103, and the lead sleeve 104 is slidingly connected on the guide rod 108. The guide rod 108 limits the movement of the lead sleeve 104, so that the lead sleeve 104 normally moves left and right in the cavity 103, to prevent the lead sleeve 104 from rotating by itself.

[0025] The implementation principle of the circuit board printing fixing device is as follows: the rotating mechanism is adopted, the top rod of the air cylinder 202 in the groove 201 drives the adjusting plate 204 and the lifting block 3 to move upwards, the lifting block 3 drives the fixed block 4 and the fixed circuit board to move synchronously, when the lifting block 3 moves to a certain height, the fixed block 4 and the circuit board can be rotated by the cooperation of the rotating shaft 301 and the first bearing seat 302, so that the circuit board can be rotated without being fixed, and after the circuit board is rotated, the top rod of the air cylinder 202 drives the lifting block 3 and the fixed block 4 to move downwards, so that the lifting block 3 and the fixed block 4 move downwards to the top of the supporting block 2, and because the supporting block 2 limits the rotation of the fixed block 4, the fixed block 4 is not easy to rotate upwards, so that the other side of the circuit board can be printed, the printing of both sides of the circuit board is more convenient, and the printing efficiency of the circuit board is effectively improved.

[0026] The standard parts used in the application can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the mechanical parts and equipment adopt conventional models in the prior art, the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail, and the structure and principle of the components known by the person skilled in the art can be known by the person skilled in the art through technical manuals or through conventional experimental methods.

[0027] Although the embodiments of the application have been shown and described, it is to be understood that the application is not limited to the details of the above-described embodiments, since the above-described embodiments can be modified in various ways, and substituted and changed, without departing from the spirit and scope of the application, and the scope of the application is defined by the appended claims and their equivalents.

Claims

1. A circuit board printing fixing device, characterized in that: The device includes a printing press base (1), on which two support blocks (2) are fixedly arranged symmetrically on the left and right sides. A lifting block (3) is connected to the top of the support block (2). A fixing block (4) is provided on one side of the lifting block (3). A clamping mechanism is provided inside the fixing block. The clamping mechanism is used to clamp and fix the circuit board. A rotating mechanism is provided inside the lifting block (3). The rotating mechanism is used to flip and rotate the fixing block (4). The rotating mechanism includes a rotating shaft (301) disposed inside the lifting block (3). The rotating shaft (301) extends out of one end of the lifting block (3) and is fixedly connected to one side of the fixed block (4). A first bearing seat (302) is fixed on the side of the lifting block (3) away from the fixed block (4) and at the end of the rotating shaft (301). The rotating shaft (301) is rotatably connected inside the first bearing seat (302). The support block (2) has a groove (201) inside. A cylinder (202) is fixed to the bottom wall of the groove (201). A support plate (203) is fixedly connected inside the groove (201). An adjustment plate (204) is provided on the top of the support plate (203). The top rod of the cylinder (202) passes through the support plate (203) and is fixedly connected to the bottom of the adjustment plate (204). The adjustment plate (204) extends out of the top of the groove (201) and is fixedly connected to the bottom of the lifting block (3).

2. The circuit board printing fixing device according to claim 1, characterized in that: A limiting ring (205) is fixedly connected to the outside of the adjusting plate (204). A baffle (206) is sleeved inside the groove (201) and located outside the adjusting plate (204). The outside of the baffle (206) is fixedly connected to the inner wall of the groove (201).

3. The circuit board printing fixing device according to claim 1, characterized in that: The clamping mechanism includes a circular plate (401), a fixing groove (402) is provided inside the fixing block (4), a circular groove (403) is provided on the top wall of the fixing groove (402) of the fixing block (4), the circular plate (401) is disposed inside the circular groove (403), a threaded rod (404) is fixedly connected inside the circular groove (403) and located at the top of the circular plate (401), the threaded rod (404) is screwed into the threaded hole (405) opened in the fixing block (4), and a rotating plate (406) is fixedly connected to the top end of the threaded rod (404) extending out of the threaded hole (405).

4. The circuit board printing fixing device according to claim 1, characterized in that: Two motors (101) are fixed on the outside of the printing press base (1) and are symmetrically distributed on the left and right. The output end of the motor (101) is fixedly connected to a lead screw (102). A chamber (103) is opened inside the printing press base (1). The lead screw (102) extends to the outside of the chamber (103) and is fitted with a wire sleeve (104). A second bearing seat (105) is fixed on the inner side wall of the chamber (103) and at the end of the lead screw (102). The lead screw (102) is rotatably connected inside the second bearing seat (105). A transmission block (106) is fixedly connected inside the chamber (103) and at the top of the wire sleeve (104). The transmission block (106) is slidably connected inside the groove (107) opened in the printing press base (1). The top of the transmission block (106) extends out of the groove (107) and is fixedly connected to the bottom of the support block (2).

5. The circuit board printing fixing device according to claim 4, characterized in that: A guide rod (108) is fixedly connected inside the chamber (103), and the threaded sleeve (104) is slidably connected to the guide rod (108).

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