Milling and grinding machine applied to mainboard chip of mobile terminal

Abstract

The utility model discloses a milling and grinding machine applied to a mobile terminal mainboard chip. The milling and grinding machine comprises a rack, a first moving assembly, a second moving assembly, a third moving assembly, a grinding device and a platform clamp assembly, the first moving assembly is arranged on the rack, the second moving assembly is movably arranged on the first moving assembly, and the platform clamp assembly is arranged on the second platform assembly; the third moving assembly is arranged on the rack, and the polishing device is arranged on the third moving assembly. By means of the structure of the first moving assembly and the second moving assembly, the position of the platform clamp assembly is accurately controlled in the horizontal direction and the vertical direction in the mode that a lead screw and a rocker are combined, and meanwhile the third moving assembly is used for conducting small-stroke precise adjustment on the polishing device in the vertical direction. And the polishing device is in contact with the to-be-machined workpiece on the platform clamp assembly, so that the to-be-machined workpiece is accurately polished.

Description

Technical Field

[0001] The utility model relates to the technical field of mobile phone repair, in particular to a milling and grinding machine applied to a mobile terminal mainboard chip. Background Art

[0002] A chip grinder is a machine used for milling and grinding chips on motherboards of mobile phones, tablet computers, etc. It uses a motor spindle as power and cooperates with milling cutters, grinding heads and other tools to grind workpieces. Existing chip grinders do not have a mechanism for constant feed stroke. The X and Y axes are all pushed by hand. The grinding force cannot be evenly controlled during the push, which will cause damage to the motherboard and there is a high probability of hurting the eyes. At the same time, the accuracy of the Z-axis in the up and down directions is not enough, the X and Y axes cannot be precisely adjusted, and there is no corresponding control mechanism, resulting in low processing accuracy and easy damage.

[0003] To this end, we propose a milling and grinding machine for mobile terminal motherboard chips to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a milling and grinding machine applied to mobile terminal mainboard chips to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A milling and grinding machine for mobile terminal mainboard chips, comprising a frame 1, a first moving assembly 2, a second moving assembly 3, a third moving assembly 4, a grinding device 5 and a platform fixture assembly 6;

[0007] The first moving component 2 is arranged on the frame 1, the second moving component 3 is movably arranged on the first moving component 2, and the platform clamp component 6 is arranged on the second platform component 3;

[0008] The third moving assembly 4 is disposed on the frame 1 , and the grinding device 5 is disposed on the third moving assembly 4 .

[0009] Preferably, the first moving assembly 2 includes a first moving frame 21, a first sliding plate 22, a first screw rod 23, a first rocker 24 and a first locking handle 25;

[0010] The first movable frame 21 is provided with a plurality of first guide rails 211 , the first sliding plate 22 is slidably arranged on the first guide rails 211 , the first screw rod 23 is connected to the first sliding plate 22 , the first rocker 24 is connected to the first screw rod 23 , and the first locking handle 25 is used to lock the first rocker 24 .

[0011] Preferably, the second moving assembly 3 includes a second sliding plate 31, a second screw rod 32, a second rocker 33 and a second locking handle 34;

[0012] The first sliding plate 22 is provided with a plurality of second guide rails 221 , the second sliding plate 31 is slidably arranged on the second guide rails 221 , the second screw rod 32 is connected to the second sliding plate 31 , the second rocker arm 33 is connected to the second screw rod 32 , and the second locking handle 34 is used to lock the second rocker arm 33 .

[0013] Preferably, the platform clamp assembly 6 includes a clamp table 61, a first clamp block 62, a second clamp block 63, a forward and reverse screw rod 64, a clamp rocker 65 and a clamp locking handle 66;

[0014] The clamp table 61 is fixedly connected to the second sliding plate 31, and a plurality of clamp slide rails 67 are provided on the clamp table 61. The first clamp block 62 and the second clamp block 63 are both slidably arranged on the clamp slide rails 67. The first clamp block 62 and the second clamp block 63 are respectively arranged at the two ends of the forward and reverse screw rods 64, and the clamp rocker 65 is connected to the forward and reverse screw rods 64. The clamp locking handle 66 is used to lock the clamp rocker 65.

[0015] Preferably, one end of the forward and reverse bud screw rod 64 is a forward spiral, and the other end is a reverse spiral.

[0016] Preferably, the third moving assembly 4 includes a long-stroke moving assembly 41 and a short-stroke moving assembly 42 , the long-stroke moving assembly 41 is arranged on the frame 1 , and the short-stroke moving assembly 42 is slidably arranged on the long-stroke moving assembly 41 and connected to the grinding device 5 .

[0017] Preferably, the long-stroke moving assembly 41 includes a long-stroke moving frame 411, a plurality of long-stroke slide rails 412 arranged on the long-stroke moving frame 411, a long-stroke slider 413, a long-stroke screw rod 414, a long-stroke rocker 415 and a long-stroke locking handle 416;

[0018] The long-stroke moving frame 411 is fixedly connected to the frame 1, the long-stroke slider 413 is slidably arranged on the long-stroke slide rail 412, the long-stroke screw rod 414 is arranged on the long-stroke slider 413, and the long-stroke slider 413 is connected to the small-stroke moving assembly 42;

[0019] The long-stroke rocker 415 is connected to the long-stroke lead screw 414 , and the long-stroke locking handle 416 is used to lock the long-stroke rocker 415 .

[0020] Preferably, the small-stroke moving component 42 includes a small-stroke moving frame 421 and a differential head 422 , the small-stroke moving frame 421 is connected to the large-stroke slider 413 , and the differential head 422 is arranged on the small-stroke moving frame 421 and connected to the grinding device 5 .

[0021] Preferably, it further comprises a power supply chassis assembly 7 , wherein the power supply chassis assembly 7 is arranged on the frame 1 , and the polishing device 5 is connected to the power supply chassis assembly 7 .

[0022] Compared with the prior art, the beneficial effect of the utility model lies in: through the structure of the first moving component and the second moving component, the position of the platform clamp assembly is precisely controlled in the horizontal and vertical directions by combining the screw rod and the rocker, and at the same time, the long-stroke moving component of the third moving component is used to adjust the long stroke of the grinding device in the up and down directions, and then the small-stroke moving component is used to precisely adjust the small stroke of the grinding device in the up and down directions, so that the grinding device and the workpiece to be processed on the platform clamp assembly are in contact, and then the movement of the screw rod is controlled by rotating the rocker, thereby achieving precise grinding of the mainboard. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 This is a stereoscopic diagram of a milling and grinding machine used for mobile terminal motherboard chips according to the utility model;

[0025] Figure 2 The utility model is an exploded view of a milling and grinding machine applied to a mobile terminal mainboard chip. DETAILED DESCRIPTION

[0026] 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.

[0027] Embodiment 1: A milling and grinding machine for mobile terminal motherboard chips, comprising a frame 1, a first moving component 2, a second moving component 3, a third moving component 4, a grinding device 5 and a platform fixture component 6, wherein the first moving component 2 is arranged on the frame 1, and can slide freely in the X-axis direction or the Y-axis direction through the first moving component 2, the second moving component 3 is movably arranged on the first moving component 2, and can slide freely in a direction perpendicular to the moving direction of the first moving component 2, and the platform fixture component 6 is arranged on the second platform component 3, so that through the first The movement of the moving component 2 and the second moving component 3 realizes the movement of the platform clamp component 6 in the X-axis direction and the Y-axis direction. The third moving component 4 is arranged on the frame 1, and the grinding device 5 is arranged on the third moving component 4. The third moving component 4 can drive the grinding device 5 to move in the up and down directions, so that the grinding device 5 can contact with the platform clamp component 6 and remain stable, and then the second moving component 3 is moved to grind the mainboard fixed on the platform clamp component 6. The whole operation is more stable and efficient, and the processing yield rate can be improved.

[0028] On the basis of Example 1, in Example 2, more specifically, the first moving assembly 2 includes a first moving frame 21, a first sliding plate 22, a first screw rod 23, a first rocker arm 24 and a first locking handle 25. The first moving frame 21 is provided with a plurality of first guide rails 211, which may be 1, 2, 3, etc. The first sliding plate 22 is arranged on the first guide rail 211 and can slide relative to the first guide rail 211. The first screw rod 23 is connected to the first sliding plate 22, and the first rocker arm 24 is connected to the first screw rod 23. The first locking handle 25 is used to lock the first rocker arm 24. When the first locking handle 25 is not locked, the first screw rod 23 can be rotated by rotating the first rocker arm 24, thereby driving the first sliding plate 22 to slide relative to the first guide rail 211. When the first locking handle 25 is rotated, the first rocker arm 24 is locked, and the position of the first screw rod 23 no longer changes, thereby preventing the position of the first screw rod 23 from changing during processing, thereby improving the stability of the processing process.

[0029] On the basis of the second embodiment, in the third embodiment, more specifically, the second moving assembly 3 includes a second sliding plate 31, a second screw rod 32, a second rocker 33 and a second locking handle 34, the first sliding plate 22 is provided with a plurality of second guide rails 221, which can be 1, 2, 3, etc., the second sliding plate 31 is slidably arranged on the second guide rail 221, the second screw rod 32 is connected to the second sliding plate 31, and the second rocker 33 is connected to the second screw rod 32, so that rotating the second rocker 33 can rotate the second screw rod 32, thereby making the second sliding plate 31 movable. The movable plate 31 moves in a direction perpendicular to the movement direction of the first sliding plate 22. The second locking handle 34 is used to lock the second rocker arm 33. When the second locking handle 34 is not locked, the second screw rod 32 can be rotated by rotating the second rocker arm 33, thereby driving the second sliding plate 31 to slide relative to the second guide rail 221. When the second locking handle 34 is rotated, the second rocker arm 33 is locked, and the position of the second screw rod 32 no longer changes, thereby preventing the position of the second screw rod 32 from changing during processing, thereby improving the stability of the processing process.

[0030] On the basis of the third embodiment, in the fourth embodiment, more specifically, the platform clamp assembly 6 includes a clamp table 61, a first clamp block 62, a second clamp block 63, a forward and reverse screw rod 64, a clamp rocker 65 and a clamp locking handle 66, the forward and reverse screw rod 64 has one end in a forward spiral and the other end in a reverse spiral, the clamp table 61 is fixedly connected to the second sliding plate 31, and the sliding of the second sliding plate 31 can drive the sliding of the clamp table 61, and a plurality of clamp slide rails 67 are provided on the clamp table 61, the first clamp block 62 and the second clamp block 63 can be slidably arranged on the clamp slide rails 67, the first clamp block 62 and the second clamp block 63 are respectively arranged at the two ends of the forward and reverse screw rod 64, more specifically the first clamp block 62 It is arranged at one end of the positive direction of the thread of the forward and reverse screw rod 64, and the second clamp block 63 is arranged at the end of the reverse direction of the thread of the forward and reverse screw rod 64. The clamp rocker 65 is connected to the forward and reverse screw rod 64. When the clamp rocker 65 is rotated, the forward and reverse screw rod 64 rotates, and the first clamp block 62 and the second clamp block 63 slide toward the middle position of the forward and reverse screw rod 64, so that the workpiece to be processed is fixed between the first clamp block 62 and the second clamp block 63. The clamp locking handle 66 is used to lock the clamp rocker 65, so that after the first clamp block 62 and the second clamp block 63 clamp the workpiece to be processed, the forward and reverse screw rod 64 no longer changes, thereby preventing the workpiece from being clamped unstable and causing processing errors.

[0031] On the basis of Example 4, in Example 5, more specifically, the third moving component 4 includes a long-stroke moving component 41 and a small-stroke moving component 42, the long-stroke moving component 41 is arranged on the frame 1, and the small-stroke moving component 42 is slidably arranged on the large-stroke moving component 41, and the small-stroke moving component 42 can be quickly moved by the large-stroke moving component 41, and the small-stroke moving component 42 is connected to the grinding device 5, and the downward sliding distance of the grinding device 5 is accurately controlled by the small-stroke moving component 42, so that the grinding device 5 and the workpiece to be processed are in the best processing position, and the best processing effect is achieved.

[0032] On the basis of the fifth embodiment, in the sixth embodiment, more specifically, the long-stroke moving assembly 41 includes a long-stroke moving frame 411, a plurality of long-stroke slide rails 412 arranged on the long-stroke moving frame 411, a large-stroke slider 413, a large-stroke screw rod 414, a large-stroke rocker 415 and a large-stroke locking handle 416, the long-stroke moving frame 411 is fixedly connected to the frame 1, the large-stroke slider 413 is slidably arranged on the large-stroke slide rail 412, and can move along the large-stroke slide rail 412, the large-stroke screw rod 414 is arranged On the large-stroke slider 413, the large-stroke slider 413 is connected to the small-stroke moving component 42, and the large-stroke rocker 415 is connected to the large-stroke lead screw 414. The large-stroke rocker 415 is rotated to rotate the large-stroke lead screw 414, thereby causing the large-stroke slider 413 to slide along the large-stroke lead screw 414, thereby driving the sliding of the small-stroke moving component 42. The large-stroke locking handle 416 is used to lock the large-stroke rocker 415, thereby avoiding processing errors caused by the shaking of the large-stroke rocker 415.

[0033] On the basis of Example 6, in Example 7, more specifically, the small-stroke moving component 42 includes a small-stroke moving frame 421 and a differential head 422, and the small-stroke moving frame 421 is connected to the large-stroke slider 413, so that the sliding of the large-stroke slider 413 drives the sliding of the small-stroke moving frame 421, and the differential head 422 is arranged on the small-stroke moving frame 421 and connected to the grinding device 5. The sliding distance of the grinding device 5 can be accurately controlled by the differential head 422, so that the grinding device 5 and the workpiece to be processed are in the best processing position to achieve the best processing effect.

[0034] On the basis of the seventh embodiment, the eighth embodiment further includes a power chassis assembly 7, wherein the power chassis assembly 7 is disposed on the frame 1, the polishing device 5 is connected to the power chassis assembly 7, and the power chassis assembly 7 provides energy to the polishing device 5.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A milling and grinding machine for mobile terminal motherboard chips, characterized in that: It comprises a frame (1), a first moving assembly (2), a second moving assembly (3), a third moving assembly (4), a grinding device (5) and a platform fixture assembly (6); The first moving component (2) is arranged on the frame (1), the second moving component (3) is movably arranged on the first moving component (2), and the platform clamp component (6) is arranged on the second moving component (3); The third movable assembly (4) is arranged on the frame (1), and the grinding device (5) is arranged on the third movable assembly (4); The first moving assembly (2) comprises a first moving frame (21), a first sliding plate (22), a first screw rod (23), a first rocker (24) and a first locking handle (25); The first movable frame (21) is provided with a plurality of first guide rails (211), the first sliding plate (22) is slidably arranged on the first guide rails (211), the first screw rod (23) is connected to the first sliding plate (22), the first rocker (24) is connected to the first screw rod (23), and the first locking handle (25) is used to lock the first rocker (24); The second moving assembly (3) comprises a second sliding plate (31), a second screw rod (32), a second rocker (33) and a second locking handle (34); The first sliding plate (22) is provided with a plurality of second guide rails (221), the second sliding plate (31) is slidably arranged on the second guide rails (221), the second screw rod (32) is connected to the second sliding plate (31), the second rocker (33) is connected to the second screw rod (32), and the second locking handle (34) is used to lock the second rocker (33); The third moving assembly (4) comprises a long-stroke moving assembly (41) and a short-stroke moving assembly (42); the long-stroke moving assembly (41) is arranged on the frame (1); the short-stroke moving assembly (42) is slidably arranged on the long-stroke moving assembly (41) and is connected to the grinding device (5).

2. A milling and grinding machine for mobile terminal motherboard chips according to claim 1, characterized in that: The platform clamp assembly (6) comprises a clamp platform (61), a first clamp block (62), a second clamp block (63), a forward and reverse screw rod (64), a clamp rocker (65) and a clamp locking handle (66); The clamp table (61) is fixedly connected to the second sliding plate (31), and a plurality of clamp slide rails (67) are provided on the clamp table (61). The first clamp block (62) and the second clamp block (63) are both slidably arranged on the clamp slide rails (67). The first clamp block (62) and the second clamp block (63) are respectively arranged at the two ends of the forward and reverse screw rods (64), and the clamp rocker (65) is connected to the forward and reverse screw rods (64). The clamp locking handle (66) is used to lock the clamp rocker (65).

3. A milling and grinding machine for mobile terminal motherboard chips according to claim 2, characterized in that: One end of the forward and reverse bud screw rod (64) is a forward spiral, and the other end is a reverse spiral.

4. The milling and grinding machine for mobile terminal motherboard chips according to claim 1, characterized in that: The long-stroke moving assembly (41) comprises a long-stroke moving frame (411), a plurality of long-stroke slide rails (412) arranged on the long-stroke moving frame (411), a long-stroke slider (413), a long-stroke screw rod (414), a long-stroke rocker (415) and a long-stroke locking handle (416); The long-stroke moving frame (411) is fixedly connected to the frame (1), the long-stroke slider (413) is slidably arranged on the long-stroke slide rail (412), the long-stroke screw rod (414) is arranged on the long-stroke slider (413), and the long-stroke slider (413) is connected to the short-stroke moving component (42); The long-stroke rocker (415) is connected to the long-stroke screw rod (414), and the long-stroke locking handle (416) is used to lock the long-stroke rocker (415).

5. The milling and grinding machine for mobile terminal motherboard chips according to claim 4, characterized in that: The small-stroke moving assembly (42) comprises a small-stroke moving frame (421) and a micrometer head (422); the small-stroke moving frame (421) is connected to the large-stroke sliding block (413); the micrometer head (422) is arranged on the small-stroke moving frame (421) and is connected to the grinding device (5).

6. The milling and grinding machine for mobile terminal motherboard chips according to claim 5, characterized in that: It also comprises a power supply chassis component (7), wherein the power supply chassis component (7) is arranged on the frame (1), and the polishing device (5) is connected to the power supply chassis component (7).

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