Plate edge grinding machine with adjustable clamp

Abstract

The utility model discloses a plate edge polisher with an adjustable clamp, which relates to the technical field of circuit board production and comprises a base, two supporting strips and damping grooves, the two supporting strips are symmetrically distributed at the top of the base, and the damping grooves are arranged in the two supporting strips; a protection plate is arranged at the top of the supporting strip, two symmetrically-distributed damping sliding blocks are fixedly connected to the bottom of the protection plate, the damping sliding blocks are slidably connected with the interior of the damping groove, a supporting frame is fixedly connected to one side of the protection plate, a clamping structure is arranged, and the driving strip drives the rotary disc to rotate. In the process, the rotating rod and the limiting rod rotate in the fixing frame at the same time, meanwhile, the clamping rods drive the clamping strips, the clamping strips drive the fixing rubber strips to move, and through the relative movement between the two fixing rubber strips, the fixing rubber strips can be clamped and fixed. And clamping operation on the plate is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of circuit board production, in particular to a plate edge grinding machine provided with an adjustable clamp. Background Art

[0002] Circuit boards are a basic component inside electronic devices, carrying the important tasks of connecting, transmitting and controlling electric current. As an indispensable part of modern electronic equipment, the design and manufacturing quality of circuit boards are directly related to the performance and stability of the entire device.

[0003] For example, a circuit board clamping kit with publication number CN206533621U includes a stage body, a circuit board to be punched, a transition plate, left and right limit assemblies and upper and lower limit assemblies, the left and right limit assemblies include a plurality of limit columns, each limit column sequentially penetrates the transition plate, the circuit board to be punched and the stage body, the upper and lower limit assemblies include a screw rod, a holding block and a height adjustment nut, the first end of the screw rod is arranged on the stage body, the holding block is provided with a through hole, the second end of the screw rod slides through the through hole, the holding block abuts against a side of the transition plate away from the circuit board to be punched, the height adjustment nut is screwed to the second end of the screw rod, the left and right limit assemblies and the upper and lower limit assemblies are respectively used to prevent the circuit board to be punched from vibrating relative to the fixed platform of the punching device in the left and right directions and the up and down directions during the punching process, so that the punching operation of the circuit board can be carried out smoothly, and then the aperture size of each punched hole can be made more uniform;

[0004] The above-mentioned comparative document uses the left and right limit components and the upper and lower limit components of the circuit board clamping kit to prevent the circuit board from shifting during the punching process. Under the current technical background, the common practice is to use a fixed clamp to clamp the circuit board. In the actual processing process, the clamp needs to be opened and closed frequently, which makes it difficult to adjust the fixed clamp in time. Utility Model Content

[0005] The purpose of the utility model is to provide a plate edge grinder with an adjustable clamp to solve the problem that in the current technical background of the above-mentioned background technology, a common practice is to use a fixed clamp to clamp the circuit board. In the actual processing process, the clamp needs to be opened and closed frequently, which makes it difficult to adjust the fixed clamp in time.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a plate edge grinder with an adjustable clamp, comprising a base, a support bar, and a damping groove, wherein two support bars are provided, and the two support bars are symmetrically distributed on the top of the base, and the two support bars are provided with damping grooves inside;

[0007] A protective plate is provided on the top of the support bar, and two symmetrically distributed damping sliders are fixedly connected to the bottom of the protective plate, and the damping slider is slidably connected to the inside of the damping groove, one side of the protective plate is fixedly connected to a support frame, and both sides of the end of the support frame are fixedly connected to positioning blocks, a clamping structure is provided inside the protective plate, the clamping structure is provided with a fixed frame, and one side of the fixed frame is fixedly connected to an extension frame, and the end of the fixed frame is rotatably connected to a limit rod and a rotating rod respectively, the limit rod and the rotating rod ends are rotatably connected with a clamping rod, and the limit rod and the rotating rod are distributed in parallel, the end of the clamping rod is fixedly connected to a clamping bar, and one side of the clamping bar is fixedly connected to two mirror-distributed fixed rubber strips, and the end of the rotating rod is fixedly connected to a turntable.

[0008] Furthermore, the driving structure is provided with a driving bar, racks are provided on both sides, and the racks are meshed with the outer side of the turntable, a contact piece is fixedly connected to the outer end of the driving bar, and a positioning groove is provided inside the driving bar.

[0009] Furthermore, the interior of the positioning groove is slidably connected to the interior of the support frame, and at the same time, slots are provided on both sides of the interior of the positioning groove to be slidably connected to the positioning block, and a sliding hole is provided inside the extension frame.

[0010] Furthermore, the end of the driving bar away from the contact piece is fixedly connected to a sliding rod, and a positioning rod is slidably connected inside the sliding rod, and a spring is fixedly connected between the end of the sliding rod and the inner side of the extension frame, and the spring is located outside the positioning rod, the end of the positioning rod is fixedly connected to the inner side of the extension frame, and the positioning rod is slidably connected to the inside of the sliding hole;

[0011] A moving structure for moving the plate is provided on the top of the base.

[0012] Furthermore, the driving structure is provided with a connecting block, and two connecting blocks are provided and distributed at two ends of the top of the base, and a worm is rotatably connected inside the two connecting blocks.

[0013] Furthermore, the worm is meshingly connected to a worm wheel, and the bottom of the worm wheel and the top of the base are rotatably connected to each other. A fixed shaft is provided on the top side of the worm wheel, and a driving rod is rotatably connected to the outside of the fixed shaft, and an adjusting block is rotatably connected to the inside of the end of the driving rod away from the fixed shaft.

[0014] Furthermore, a support frame is slidably connected to the outside of the adjustment block, and the support frame is fixedly connected to the top of the base, and a contact piece is provided on the inside of the adjustment block, and a fixed column is provided at the bottom of the adjustment block to be rotatably connected to the end of the driving rod.

[0015] Furthermore, slide grooves are provided on both sides of the base, and a moving frame is slidably connected inside the slide groove, and the moving frame is located on the top of the base, telescopic rods are fixedly connected on both sides of the moving frame, and driving rollers are fixedly connected to the tops of the two telescopic rods, and grinding belts are rotatably connected to the outer sides of the two driving rollers.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] The plate edge grinder with an adjustable clamp is provided with a clamping structure, wherein a driving bar drives a turntable to rotate, and then the turntable drives a rotating rod to rotate around its axis. During this process, the rotating rod and the limit rod will simultaneously rotate inside the fixed frame. At the same time, the clamping rod will drive the clamping bar, and the clamping bar will drive the fixed rubber strip to move. The clamping operation of the plate is realized through the relative movement between the two fixed rubber strips.

[0018] Furthermore, a driving structure is provided, which drives the two turntables synchronously by controlling the driving bar, and utilizes the linkage effect of the rotating rod and the clamping rod to enable the two clamping bars and the fixed rubber strip to move toward each other and fit closely, thereby stably fixing the plate at the core position of the device;

[0019] Furthermore, in order to ensure that the clamping rod always remains parallel to the fixing frame during the movement and avoid deviation during the clamping process, the rotating rod and the limiting rod are arranged to be parallel to each other. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the explosion structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the protective plate of the utility model;

[0023] Figure 4 This is a schematic diagram of a half-section structure of the support frame of the utility model;

[0024] Figure 5 This is a schematic diagram of the explosion structure of the fixing frame of the utility model;

[0025] Figure 6 This is a schematic diagram of the worm gear explosion structure of the utility model;

[0026] Figure 7 It is a schematic diagram of the exploded structure of the sports frame of the utility model.

[0027] In the figure: 1. base; 2. support bar; 3. damping groove; 4. protective plate; 5. damping slider; 6. support frame; 7. positioning block; 8. fixed frame; 9. extension frame; 10. limit rod; 11. rotating rod; 12. clamping rod; 13. clamping bar; 14. fixed rubber strip; 15. turntable; 16. driving bar; 17. contact piece; 18. positioning groove; 19. sliding rod; 20. positioning rod; 21. spring; 22. sliding hole; 23. connecting block; 24. worm; 25. worm wheel; 26. driving rod; 27. adjusting block; 28. support frame; 29. ​​sliding groove; 30. moving frame; 31. telescopic rod; 32. driving roller; 33. grinding belt. DETAILED DESCRIPTION

[0028] 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.

[0029] Example 1: Please refer to Figure 1-7 The utility model provides the following technical solutions: a plate edge grinder with an adjustable clamp, comprising a base 1, a support bar 2, a damping groove 3, a protective plate 4, a damping slider 5, a support frame 6, a positioning block 7, a fixed frame 8, an extension frame 9, a limit rod 10, a rotating rod 11, a clamping rod 12, a clamping bar 13, a fixed rubber strip 14, a turntable 15, a driving bar 16, a contact piece 17, a positioning groove 18, a sliding rod 19, a positioning rod 20, a spring 21, a sliding hole 22, a connecting block 23, a worm 24, a worm wheel 25, a driving rod 26, an adjusting block 27, a support frame 28, a sliding groove 29, a moving frame 30, a telescopic rod 31, a driving roller 32, and a grinding belt 33;

[0030] In a further preferred embodiment of the present invention, Figure 1-5As shown, a protective plate 4 is provided on the top of the support bar 2, and two symmetrically distributed damping sliders 5 are fixedly connected to the bottom of the protective plate 4, and the damping slider 5 is slidably connected to the inside of the damping groove 3, a support frame 6 is fixedly connected to one side of the protective plate 4, and positioning blocks 7 are fixedly connected to both sides of the end of the support frame 6, a clamping structure is provided inside the protective plate 4, and a fixing frame 8 is provided on the clamping structure, and an extension frame 9 is fixedly connected to one side of the fixing frame 8, and a limit rod 10 and a rotating rod 11 are rotatably connected inside the end of the fixing frame 8, respectively, and the limit rod 10 and the rotating rod 11 are respectively rotatably connected. The end of the 11 is rotatably connected with a clamping rod 12, and the limit rod 10 and the rotating rod 11 are distributed in parallel, the end of the clamping rod 12 is fixedly connected with a clamping strip 13, and one side of the clamping strip 13 is fixedly connected with two fixed rubber strips 14 distributed in a mirror image, and the end of the rotating rod 11 is fixedly connected with a turntable 15; a driving structure for driving the turntable 15 to rotate is provided inside the protective plate 4; the interior of the positioning groove 18 is slidably connected with the interior of the support frame 6, and at the same time, slots are provided on both sides of the interior of the positioning groove 18 to be slidably connected with the positioning block 7, and a sliding hole 22 is provided inside the extension frame 9;

[0031] First, slide the protective plate 4 so that the protective plate 4 drives the damping slider 5 to slide inside the damping groove 3, thereby adjusting the position of the protective plate 4. When the material moves between the two contact pieces 17, the plate and the driving rod 26 are brought into contact with each other through the moving structure, and the plate will drive the driving bar 16 to move inside the protective plate 4, and the two turntables 15 are driven to rotate through the driving bar 16. At this time, the two turntables 15 will drive the two rotating rods 11 to approach each other, and the clamping rod 12 is arranged parallel to the rotating rod 11, so that a parallelogram is formed between the fixed frame 8, the rotating rod 11 and the clamping rod 12, so that the clamping rod 12 itself will not rotate when driven by the rotating rod 11, and the clamping strip 13 and the fixed rubber strip 14 are perpendicularly distributed at the end of the clamping rod 12, so that the two clamping strips 13 remain parallel to each other while approaching, and the device clamps the two sides of the plate inside the two fixed rubber strips 14;

[0032] In a further preferred embodiment of the present invention, Figure 5 As shown, the end of the driving bar 16 away from the contact piece 17 is fixedly connected with a slide bar 19, and a positioning rod 20 is slidably connected inside the slide bar 19, and a spring 21 is fixedly connected between the end of the slide bar 19 and the inner side of the extension frame 9, and the spring 21 is located outside the positioning rod 20, the end of the positioning rod 20 is fixedly connected to the inner side of the extension frame 9, and the positioning rod 20 is slidably connected inside the slide hole 22; a moving structure for moving the plate is provided on the top of the base 1;

[0033] When the moving structure drives the plate and the driving rod 26 to contact each other, the plate will drive the driving strip 16 to move inside the protective plate 4. At this time, the driving strip 16 will drive the slide bar 19 to slide inside the slide hole 22. At the same time, the slide bar 19 will also slide outside the positioning rod 20. When the slide bar 19 slides outside the positioning rod 20, it compresses the spring 21. When the spring 21 is in a normal state, the spring 21 drives the positioning rod 20 to drive the driving strip 16 to slide outside the fixed rubber strip 14, so that the driving strip 16 drives the two fixed rubber strips 14 to separate from each other.

[0034] In a further preferred embodiment of the present invention, Figure 6 As shown, the driving structure is provided with a connecting block 23, and the connecting block 23 is provided with two connected blocks distributed at both ends of the top of the base 1, and the two connecting blocks 23 are rotatably connected with a worm 24 inside; the worm 24 is meshingly connected with a worm wheel 25, and the bottom of the worm wheel 25 is rotatably connected with the top of the base 1; a fixed shaft is provided on the top side of the worm wheel 25, and a driving rod 26 is rotatably connected to the outside of the fixed shaft, and an adjusting block 27 is rotatably connected to the inside of the end of the driving rod 26 away from the fixed shaft, and a supporting frame 28 is slidably connected to the outside of the adjusting block 27, and the supporting frame 28 is fixedly connected to the top of the base 1, and a contact piece 17 is provided on the inside of the adjusting block 27, and a fixed column is provided at the bottom of the adjusting block 27 to be rotatably connected to the end of the driving rod 26;

[0035] First, rotate the worm 24 to drive the worm wheel 25 to rotate, so that the worm wheel 25 drives the driving rod 26 to rotate at its top, and the driving rod 26 drives the adjustment block 27 to slide inside the support frame 28, thereby adjusting the distance between the two contact pieces 17, and the rotation angle of the worm wheel 25 is controlled by the self-locking property between the worm 24 and the worm wheel 25.

[0036] In a further preferred embodiment of the present invention, Figure 7 As shown, both sides of the base 1 are provided with a slide groove 29, and a moving frame 30 is slidably connected inside the slide groove 29, and the moving frame 30 is located at the top of 001, and both sides of the moving frame 30 are fixedly connected with telescopic rods 31, and the tops of the two telescopic rods 31 are fixedly connected with driving rollers 32, and the outer sides of the two driving rollers 32 are rotatably connected with grinding belts 33;

[0037] After the plate is fixed between the two fixed rubber strips 14, the worm gear 25 is rotated to drive the adjusting block 27 to slide into the support frame 28 until the adjusting block 27 does not interfere with the movement of the grinding belt 33. At this time, the driving roller 32 is started to rotate to drive the grinding belt 33 to rotate, and the moving frame 30 is slid in the slide groove 29. The telescopic rod 31 is started to adjust the height of the driving roller 32 and the grinding belt 33 until the grinding belt 33 contacts the edge of the plate to grind its edge.

[0038] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" 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 an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0039] 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 plate edge grinder provided with an adjustable clamp, comprising a base (1), a support bar (2), and a damping groove (3), wherein two support bars (2) are provided, and the two support bars (2) are symmetrically distributed on the top of the base (1), and the damping groove (3) is provided inside the two support bars (2); Features: The top of the support bar (2) is provided with a protective plate (4), and the bottom of the protective plate (4) is fixedly connected with two symmetrically distributed damping sliders (5), and the damping sliders (5) are slidably connected to the inside of the damping groove (3), one side of the protective plate (4) is fixedly connected with a support frame (6), and both sides of the end of the support frame (6) are fixedly connected with positioning blocks (7), and a clamping structure is provided inside the protective plate (4), and the clamping structure is provided with a fixing frame (8), and one side of the fixing frame (8) is fixedly connected with an extension frame (9) ), and the end of the fixed frame (8) is rotatably connected to a limit rod (10) and a rotating rod (11), the ends of the limit rod (10) and the rotating rod (11) are rotatably connected to a clamping rod (12), and the limit rod (10) and the rotating rod (11) are distributed in parallel, the end of the clamping rod (12) is fixedly connected to a clamping strip (13), and one side of the clamping strip (13) is fixedly connected to two fixed rubber strips (14) distributed in a mirror image, and the end of the rotating rod (11) is fixedly connected to a turntable (15); A driving structure for driving the rotating disk (15) to rotate is provided inside the protective plate (4).

2. A plate edge grinding machine with an adjustable clamp according to claim 1, characterized in that: The driving structure is provided with a driving bar (16), both sides of which are provided with racks, and the racks are meshed with the outer side of the rotating disk (15), the outer end of the driving bar (16) is fixedly connected with a contact piece (17), and a positioning groove (18) is provided inside the driving bar (16).

3. A plate edge grinding machine with an adjustable clamp according to claim 2, characterized in that: The interior of the positioning groove (18) is slidably connected to the interior of the support frame (6), and slots are provided on both sides of the interior of the positioning groove (18) to be slidably connected to the positioning block (7), and a sliding hole (22) is provided inside the extension frame (9).

4. A plate edge grinding machine with an adjustable clamp according to claim 2, characterized in that: The end of the driving bar (16) away from the contact piece (17) is fixedly connected to a sliding rod (19), and a positioning rod (20) is slidably connected inside the sliding rod (19), and a spring (21) is fixedly connected between the end of the sliding rod (19) and the inner side of the extension frame (9), and the spring (21) is located outside the positioning rod (20), the end of the positioning rod (20) is fixedly connected to the inner side of the extension frame (9), and the positioning rod (20) is slidably connected to the inside of the sliding hole (22); The top of the base (1) is provided with a moving structure for moving the plate.

5. A plate edge grinding machine with an adjustable clamp according to claim 1, characterized in that: The driving structure is provided with a connecting block (23), and two connecting blocks (23) are provided and distributed at two ends of the top of the base (1), and a worm (24) is rotatably connected inside the two connecting blocks (23).

6. A plate edge grinding machine with an adjustable clamp according to claim 5, characterized in that: The worm (24) is meshingly connected with a worm wheel (25), and the bottom of the worm wheel (25) is rotatably connected to the top of the base (1). A fixed shaft is provided on the top side of the worm wheel (25), and a driving rod (26) is rotatably connected to the outside of the fixed shaft. An end of the driving rod (26) away from the fixed shaft is rotatably connected to the inside of the adjusting block (27).

7. A plate edge grinding machine with an adjustable clamp according to claim 6, characterized in that: The outer side of the adjusting block (27) is slidably connected to a support frame (28), and the support frame (28) is fixedly connected to the top of the base (1). A contact piece (17) is provided on the inner side of the adjusting block (27), and a fixed column is provided at the bottom of the adjusting block (27) for rotational connection with the end of the driving rod (26).

8. A plate edge grinding machine with an adjustable clamp according to claim 1, characterized in that: Both sides of the base (1) are provided with slide grooves (29), and a moving frame (30) is slidably connected inside the slide grooves (29), and the moving frame (30) is located on the top of the base (1), and both sides of the moving frame (30) are fixedly connected with telescopic rods (31), and the tops of the two telescopic rods (31) are fixedly connected with driving rollers (32), and the outer sides of the two driving rollers (32) are rotatably connected with grinding belts (33).

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