Circuit board wire harness pressing machine with buffer structure

Abstract

The invention discloses a circuit board wiring harness pressing machine with a buffer structure, and relates to the technical field of PCB processing equipment, a pressing seat is arranged on the side of a rack, a power mechanism is arranged on the rack, the pressing seat is matched with the power mechanism, and a buffer mechanism is arranged on the power mechanism; a hydraulic transmission structure is additionally arranged, a corresponding branch pipe structure is arranged, and then the flowing-in speed of hydraulic oil in the hydraulic transmission process is controlled through a linked guide structure, so that speed adjustment control over the main end of equipment is achieved, and buffering of the equipment during advancing is achieved.

Description

Technical Field

[0001] The present invention relates to the technical field of PCB plate processing equipment, and in particular to a circuit board harness pressing machine with a buffer structure. Background Art

[0002] The circuit board harness pressing device is driven by a hydraulic rod structure, thereby driving the pressing seat to realize the processing of the workpiece. However, the hydraulic rod is a linear stroke element. In order to ensure the smooth transmission of pressure during its operation, the stroke will be made to move at a uniform speed. However, too fast a pressing speed will easily squeeze the workpiece beyond the critical force range and cause damage to the workpiece. Therefore, it is necessary to add a buffer structure to the pressing equipment. Summary of the Invention

[0003] The purpose of the present invention is to address the defects and shortcomings of the existing technology and provide a circuit board harness pressing machine with a buffer structure, which adds a hydraulic transmission structure and sets a corresponding branch pipe structure, and then controls the hydraulic oil inflow rate during the hydraulic transmission process through a linked guide structure, thereby realizing rate adjustment control of the main end of the equipment and achieving buffering of the equipment during movement.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions: It includes a frame and a press-fitting seat, wherein the press-fitting seat is arranged on the side of the frame, and it also includes: A power mechanism, wherein the power mechanism is arranged on the frame, and the press-fit seat is arranged in cooperation with the power mechanism; The buffer mechanism is arranged on the power mechanism.

[0005] Preferably, the power mechanism comprises: A hydraulic rod, wherein the hydraulic rod is fixedly arranged on the frame; A main hydraulic sleeve, which is fixed on the frame and arranged between the hydraulic rod and the pressing seat; An active piston, which is fixedly mounted on the output shaft of the hydraulic rod and movably inserted into the upper port of the main hydraulic sleeve; The driven piston is fixedly arranged on the press-fit seat and is movably inserted into the lower port of the main hydraulic sleeve.

[0006] Preferably, the buffer mechanism comprises: A side hydraulic sleeve, wherein the side hydraulic sleeve is fixed on the side wall of the main hydraulic sleeve, and the inner cavity of the side hydraulic sleeve is connected to the inner cavity of the main hydraulic sleeve; A buffer piston, the buffer piston being movably inserted into the port of the side hydraulic sleeve; A mounting seat, wherein the mounting seat is arranged on the press-fit seat; A guide frame, the guide frame being integrally formed and arranged on the mounting seat; The transmission assembly is arranged on the frame, and the guide frame and the buffer piston are matched with each other through the transmission assembly.

[0007] Preferably, a screw rod is rotated on the side wall of the press-fit seat through a bearing, a lifting seat is provided on the screw rod through a threaded coupling sleeve, a lifting slide rail is fixedly provided on the side wall of the press-fit seat, the lifting seat is movably mounted on the lifting slide rail, a screw rod is fixedly provided on the lifting seat, a screw hole is opened on the mounting seat, the screw rod is movably inserted into the screw hole, a nut is provided on the screw through a threaded coupling sleeve, and the nut is abutted against the mounting seat.

[0008] Preferably, the transmission assembly comprises: Main slide rails, the main slide rails are fixedly arranged on the rack; An active rack, wherein the active rack is slidably arranged in the main slide rail; A main connecting seat, wherein the main connecting seat is fixedly arranged on the active rack; A guide pin, wherein the guide pin is fixedly arranged on the main connecting seat and cooperates with the guide frame; Auxiliary slide rails, the auxiliary slide rails are fixedly arranged on the frame; A driven rack, the driven rack being slidably arranged in the auxiliary slide rail; A secondary connecting seat, wherein the secondary connecting seat is fixedly arranged on the driven rack and the secondary connecting seat is fixedly arranged on the buffer piston; A transmission shaft, wherein the transmission shaft is rotatably mounted on the frame via a bearing; A driving gear, which is fixedly arranged at the lower end of the transmission shaft and meshes with the driving rack; The driven gear is fixedly arranged on the upper end of the transmission shaft, and the driven gear and the driven rack are meshed with each other.

[0009] Preferably, a limit seat is fixedly provided on the main connecting seat, and the limit seat and the guide pin are respectively provided on both sides of the mounting seat, and the limit seat is movably supported on the side wall of the lifting seat.

[0010] Compared with the prior art, the present invention has the following beneficial effects: 1. This device sets a main hydraulic sleeve with an active piston and a driven piston between the hydraulic rod and the pressing seat, and sets a side hydraulic sleeve on the main hydraulic sleeve. The hydraulic rod drives the pressing seat to move up and down through oil transmission, and controls the extraction of oil into the side hydraulic sleeve to achieve buffering when the pressing seat descends. 2. This device realizes the descent of the press-fit seat and the movement of the buffer piston by arranging a mounting seat with a guide frame on the press-fit seat, and arranging a guide pin for use in conjunction with the guide frame, and arranging a corresponding ground transmission structure to realize the transmission connection between the guide pin and the buffer piston, thereby realizing the buffer linkage movement of the descent of the press-fit seat. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a structural schematic diagram of the present invention.

[0012] Figure 2 yes Figure 1 Left rear view.

[0013] Figure 3 It is a structural schematic diagram of the hydraulic rod, main hydraulic sleeve and press-fit seat in the present invention.

[0014] Figure 4 It is a structural diagram of the main slide rail, auxiliary slide rail, guide pin and buffer piston in the present invention.

[0015] Figure 5 It is a structural schematic diagram of the press-fit seat and the lifting seat in the present invention.

[0016] Figure 6 It is a structural schematic diagram of the mounting seat and guide frame in the present invention.

[0017] Description of reference numerals: Frame 1, pressing seat 2, power mechanism 3, hydraulic rod 3-1, main hydraulic sleeve 3-2, active piston 3-3, driven piston 3-4, buffer mechanism 4, side hydraulic sleeve 4-1, buffer piston 4-2, mounting seat 4-3, guide frame 4-4, transmission assembly 5, main slide rail 5-1, active rack 5-2, main connecting seat 5-3, guide pin 5-4, auxiliary slide rail 5-5, driven rack 5-6, auxiliary connecting seat 5-7, active gear 5-8, driven gear 5-9, transmission shaft 5-10, screw rod 6, lifting seat 7, lifting slide rail 8, screw rod 9, screw hole 10, nut 11, limit seat 12. DETAILED DESCRIPTION

[0018] The technical solutions of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. The preferred embodiments described are only used as examples. All other embodiments obtained by those skilled in the art without making any creative work are within the scope of protection of the present invention.

[0019] like Figure 1-6 As shown, this specific implementation adopts the following technical solutions: It includes a frame 1 and a press-fitting seat 2, wherein the press-fitting seat 2 is arranged on the side of the frame 1, and further includes: The power mechanism 3 is arranged on the frame 1, and the press-fit seat 2 is arranged in cooperation with the power mechanism 3; A buffer mechanism 4, wherein the buffer mechanism 4 is provided on the power mechanism 3; The power mechanism 3 includes: Hydraulic rod 3-1, the hydraulic rod 3-1 is fixedly arranged on the frame 1; The main hydraulic sleeve 3-2 is fixedly mounted on the frame 1 and is disposed between the hydraulic rod 3-1 and the press-fit seat 2; Active piston 3-3, the active piston 3-3 is fixedly arranged on the output shaft of the hydraulic rod 3-1, and the active piston 3-3 is movably inserted into the upper port of the main hydraulic sleeve 3-2; A slave piston 3-4, wherein the slave piston 3-4 is fixedly arranged on the press-fit seat 2 and is movably inserted into the lower port of the main hydraulic sleeve 3-2; The buffer mechanism 4 includes: The side hydraulic sleeve 4-1 is fixed on the side wall of the main hydraulic sleeve 3-2, and the inner cavity of the side hydraulic sleeve 4-1 is connected with the inner cavity of the main hydraulic sleeve 3-2; A buffer piston 4-2, wherein the buffer piston 4-2 is movably inserted into the port of the side hydraulic sleeve 4-1; A lifting rail 8, wherein the lifting rail 8 is fixedly arranged on the side wall of the pressing seat 2; A lifting seat 7, wherein the lifting seat 7 is slidably arranged on a lifting rail 8; The screw rod 6 is screwed on the side wall of the press-fit seat 2 through a bearing, and the screw rod 6 is screwed through the lifting seat 7 through a thread; Screw 9, the screw 9 is fixed on the front side wall of the lifting seat 7 The mounting seat 4-3 is covered on the front side wall of the lifting seat 7, and a screw hole 10 is opened on the mounting seat 4-3, and the screw 9 is movably inserted into the screw hole 10; A nut 11 is screwed onto the screw 9 and abuts against the front side wall of the mounting seat 4 - 3 ; A guide frame 4-4, wherein the guide frame 4-4 is integrally formed and arranged on the mounting seat 4-3; Transmission assembly 5, the transmission assembly 5 is arranged on the frame 1, and the guide frame 4-4 and the buffer piston 4-2 are arranged in cooperation with each other through the transmission assembly 5; The transmission assembly 5 comprises: Main slide rail 5-1, the main slide rail 5-1 is fixedly arranged on the frame 1; Active rack 5-2, the active rack 5-2 is slidably arranged in the main slide rail 5-1; Main connecting seat 5-3, the main connecting seat 5-3 is fixedly arranged on the active rack 5-2; The limit seat 12 is fixedly provided on the main connecting seat 5-3, and the limit seat 12 is movably supported on the rear side wall of the lifting seat 7; Guide pin 5-4, the guide pin 5-4 is fixedly arranged on the main connecting seat 5-3, and the guide pin 5-4 is arranged in conjunction with the guide frame 4-4; Auxiliary slide rail 5-5, the auxiliary slide rail 5-5 is fixedly arranged on the frame 1; A driven rack 5-6, wherein the driven rack 5-6 is slidably arranged in the auxiliary slide rail 5-5; Auxiliary connecting seat 5-7, the auxiliary connecting seat 5-7 is fixedly arranged on the driven rack 5-6, and the auxiliary connecting seat 5-7 is fixedly arranged on the buffer piston 4-2; Transmission shaft 5-10, the transmission shaft 5-10 is rotatably mounted on the frame 1 via a bearing; A driving gear 5-8, wherein the driving gear 5-8 is fixedly arranged at the lower end of the transmission shaft 5-10, and the driving gear 5-8 is meshed with the driving rack 5-2; The driven gear 5-9 is fixedly arranged at the upper end of the transmission shaft 5-10, and the driven gear 5-9 and the driven rack 5-6 are meshed with each other.

[0020] Preferably, a limit seat 12 is fixedly provided on the main connecting seat 5 - 3 , and the limit seat 12 and the guide pin 5 - 4 are respectively provided on both sides of the mounting seat 4 - 3 , and the limit seat 12 is movably supported on the side wall of the lifting seat 7 .

[0021] When using the device, the frame 1 is fixed on the external workbench to realize the installation and fixation of the device, and the workpiece to be installed is placed under the pressing seat 2, so that the pressing seat 2 is lowered to press the workpiece; the hydraulic rod 3-1 pushes the active piston 3-3 downward, and the active piston 3-3 pushes the driven piston 3-4 downward through the oil in the main hydraulic sleeve 3-2, and the driven piston 3-4 pushes the pressing seat 2 downward to press the workpiece; the pressing seat 2 descends and drives the lifting seat 7 to descend, and the lifting seat 7 drives the mounting seat 4-3 and the guide frame 4- 4 descends, and after the guide frame 4-4 docks with the guide pin 5-4, as the guide frame 4-4 continues to descend, the guide frame 4-4 pushes the guide pin 5-4 sideways, so that the guide pin 5-4 drives the active rack 5-2 to slide in the main slide rail 5-1 through the main connecting seat 5-3, and the active rack 5-2 drives the transmission shaft 5-10 to rotate through the active gear 5-8 engaged therewith, so that the transmission shaft 5-10 drives the driven gear 5-9 to rotate, and then the driven gear 5-9 drives the driven rack 5-6 engaged therewith to slide in the secondary slide rail 5-5, and the driven rack 5-6 drives the driven rack 5-6 through the secondary connecting seat 5 -7 transmission then drives the buffer piston 4-2 to move in the side hydraulic sleeve 4-1, thereby extracting the oil in the main hydraulic sleeve 3-2 into the side hydraulic sleeve 4-1 through the buffer piston 4-2, so that as the active piston 3-3 pushes downward, the oil partially enters the side hydraulic sleeve 4-1, thereby reducing the speed at which the oil pushes the driven piston 3-4 downward, thereby reducing the descending speed of the pressing seat 2, thereby achieving the buffering of the descending movement of the pressing seat 2; according to the different height positions where the pressing seat 2 descends and needs to be buffered, the height of the lifting seat 7 is adjusted by the screw rod 6, so that the lifting seat 7 drives Adjust the height position of the mounting seat 4-3 and the guide frame 4-4, thereby adjusting the height position of the pressing seat 2 when the guide frame 4-4 and the guide pin 5-4 are in contact; by making the guide frame 4-4 with different curvature arcs, the pressing seat 2 is lowered to drive the guide frame 4-4 to descend, and then the guide frame 4-4 drives the guide pin 5-4 to move in the horizontal direction according to the arc shape of the guide frame 4-4, that is, to control the movement of the buffer piston 4-2 in the side hydraulic sleeve 4-1, thereby realizing the control of the oil entering the side hydraulic sleeve 4-1, that is, to realize the adjustment of different buffer rates of the pressing seat 2.

[0022] Compared with the prior art, the present invention has the following beneficial effects: 1. This device disposes a main hydraulic sleeve 3-2 with an active piston 3-3 and a driven piston 3-4 between the hydraulic rod 3-1 and the press-fit seat 2, and a side hydraulic sleeve 4-1 is provided on the main hydraulic sleeve 3-2. Thus, the hydraulic rod 3-1 drives the press-fit seat 2 to move up and down through oil transmission, and by controlling the oil pumped into the side hydraulic sleeve 4-1, the press-fit seat 2 is cushioned when it descends. 2. This device realizes the descent of the press-fit seat 2 and drives the buffer piston 4-2 to move in conjunction with the descent of the press-fit seat 2 by arranging a mounting seat 4-3 with a guide frame 4-4, and arranging a guide pin 5-4 for use with the guide frame 4-4, and arranging a corresponding ground transmission structure to realize the transmission connection between the guide pin 5-4 and the buffer piston, thereby realizing the buffer linkage movement of the descent of the press-fit seat 2.

[0023] For those skilled in the art, they can modify the technical solutions described in the aforementioned embodiments and make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A circuit board harness pressing machine with a buffer structure, comprising a frame (1) and a pressing seat (2), wherein the pressing seat (2) is arranged on the side of the frame (1); characterized in that: It also contains: A power mechanism (3), wherein the power mechanism (3) is arranged on the frame (1), and the pressing seat (2) is arranged in cooperation with the power mechanism (3); A buffer mechanism (4), wherein the buffer mechanism (4) is arranged on the power mechanism (3).

2. The circuit board harness pressing machine with a buffer structure according to claim 1, characterized in that: The power mechanism (3) comprises: A hydraulic rod (3-1), wherein the hydraulic rod (3-1) is fixedly arranged on the frame (1); A main hydraulic sleeve (3-2), wherein the main hydraulic sleeve (3-2) is fixedly arranged on the frame (1), and the main hydraulic sleeve (3-2) is arranged between the hydraulic rod (3-1) and the pressing seat (2); An active piston (3-3), wherein the active piston (3-3) is fixedly arranged on the output shaft of the hydraulic rod (3-1), and the active piston (3-3) is movably inserted into the upper port of the main hydraulic sleeve (3-2); A driven piston (3-4) is fixedly arranged on the press-fit seat (2), and the driven piston (3-4) is movably inserted into the lower port of the main hydraulic sleeve (3-2).

3. The circuit board harness pressing machine with a buffer structure according to claim 2, characterized in that: The buffer mechanism (4) comprises: A side hydraulic sleeve (4-1), wherein the side hydraulic sleeve (4-1) is inserted and fixed on the side wall of the main hydraulic sleeve (3-2), and the inner cavity of the side hydraulic sleeve (4-1) is connected to the inner cavity of the main hydraulic sleeve (3-2); A buffer piston (4-2), wherein the buffer piston (4-2) is movably inserted into a port of the side hydraulic sleeve (4-1); A mounting seat (4-3), wherein the mounting seat (4-3) is arranged on the pressing seat (2); A guide frame (4-4), wherein the guide frame (4-4) is integrally formed and arranged on the mounting seat (4-3); A transmission assembly (5), wherein the transmission assembly (5) is arranged on the frame (1), and the guide frame (4-4) and the buffer piston (4-2) are arranged in cooperation with each other via the transmission assembly (5).

4. The circuit board harness pressing machine with a buffer structure according to claim 3, characterized in that: A screw rod (6) is screwed onto the side wall of the press-fit seat (2) via a bearing, a lifting seat (7) is screwed onto the screw rod (6) via a threaded sleeve, a lifting rail (8) is fixedly mounted onto the side wall of the press-fit seat (2), the lifting seat (7) is movably mounted on the lifting rail (8), a screw rod (9) is fixedly mounted onto the lifting seat (7), a screw hole (10) is opened on the mounting seat (4-3), the screw rod (9) is movably inserted into the screw hole (10), a nut (11) is mounted onto the screw rod (9) via a threaded sleeve, and the nut (11) is abutted against the mounting seat (4-3).

5. The circuit board harness pressing machine with a buffer structure according to claim 4, characterized in that: The transmission assembly (5) comprises: A main slide rail (5-1), wherein the main slide rail (5-1) is fixedly arranged on the frame (1); An active rack (5-2), wherein the active rack (5-2) is slidably arranged in the main slide rail (5-1); A main connecting seat (5-3), wherein the main connecting seat (5-3) is fixedly arranged on the active rack (5-2); A guide pin (5-4), wherein the guide pin (5-4) is fixedly arranged on the main connecting seat (5-3), and the guide pin (5-4) is arranged in cooperation with the guide frame (4-4); Auxiliary slide rail (5-5), wherein the auxiliary slide rail (5-5) is fixedly arranged on the frame (1); A driven rack (5-6), wherein the driven rack (5-6) is slidably arranged in the auxiliary slide rail (5-5); A secondary connecting seat (5-7), wherein the secondary connecting seat (5-7) is fixedly arranged on the driven rack (5-6), and the secondary connecting seat (5-7) is fixedly arranged on the buffer piston (4-2); A transmission shaft (5-10), wherein the transmission shaft (5-10) is rotatably mounted on the frame (1) via a bearing; A driving gear (5-8), wherein the driving gear (5-8) is fixedly arranged at the lower end of the transmission shaft (5-10), and the driving gear (5-8) is meshed with the driving rack (5-2); A driven gear (5-9) is fixedly arranged on the upper end of the transmission shaft (5-10), and the driven gear (5-9) and the driven rack (5-6) are meshed with each other.

6. The circuit board harness pressing machine with a buffer structure according to claim 5, characterized in that: A limit seat (12) is fixedly arranged on the main connecting seat (5-3), and the limit seat (12) and the guide pin (5-4) are respectively arranged on both sides of the mounting seat (4-3), and the limit seat (12) is movably abutted against the side wall of the lifting seat (7).

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