A workpiece processing double end surface grinding device

Abstract

The invention discloses a double-end surface grinding device for workpiece processing, and relates to the technical field of workpiece processing; the invention comprises a connecting outer frame, both ends of the connecting outer frame are penetrated with a first fixing hole, and both sides of the connecting outer frame are penetrated with a second fixing hole, and the inner side of the connecting outer frame is fixedly connected with a cross bearing plate; through the coordinated use of a positioning mechanism, a synchronization mechanism and a grinding mechanism, the positioning bracket can be driven to move by the positioning screw barrel, thereby driving the synchronization mechanism and the grinding mechanism to move, and then conveniently adjusting the distance between the grinding wheel and the workpiece to be double-end surface ground, and driving the two synchronization brackets to move toward or away from each other, thereby driving the grinding wheel to move toward or away from each other, and at the same time, the third motor will drive the corresponding grinding wheel to rotate, so that the double end surfaces of the workpiece to be double-end surface ground can be synchronously ground.

Description

Technical Field

[0001] The invention relates to the technical field of workpiece processing, in particular to a workpiece processing double-end surface grinding device. Background Art

[0002] Grinding is a mechanical processing method for removing materials, and grinding is one of the most widely used material removal methods.

[0003] Most conventional grinding devices for workpiece processing are only equipped with one grinding disc, which makes it impossible to grind both end faces of the workpiece simultaneously. In addition, when the grinding disc is damaged, the grinding operation needs to be suspended for a long time to replace the grinding disc, thereby reducing the grinding efficiency of the workpiece.

[0004] In view of the above problems, the inventor proposes a workpiece processing double-end surface grinding device to solve the above problems. Summary of the invention

[0005] In order to solve the problem that the traditional workpiece processing grinding device is only equipped with one grinding wheel and cannot grind the double end surfaces of the workpiece simultaneously, and when the grinding wheel is damaged, the grinding operation needs to be suspended for a long time to replace the grinding wheel; the purpose of the present invention is to provide a workpiece processing double end surface grinding device.

[0006] In order to solve the above technical problems, the present invention adopts the following technical scheme: a workpiece processing double-end surface grinding device, including a connecting outer frame, both ends of the connecting outer frame are penetrated with a first fixing hole, and both sides of the connecting outer frame are penetrated with a second fixing hole, the inner side of the connecting outer frame is fixedly connected with a cross-bearing plate, and the connecting outer frame is provided with a positioning mechanism used in conjunction with the cross-bearing plate, the positioning mechanism is provided with a synchronization mechanism and a grinding mechanism used in conjunction with the cross-bearing plate, and the top of the connecting outer frame is provided with a fixing mechanism and a centering mechanism used in conjunction with the cross-bearing plate, the coordination of the positioning mechanism, the synchronization mechanism and the grinding mechanism can synchronously grind the double end surfaces of the workpiece to be subjected to double-end surface grinding, the setting and use of the centering mechanism can center the workpiece to be subjected to double-end surface grinding, and the setting and use of the fixing mechanism can stably clamp the workpiece to be subjected to double-end surface grinding on the cross-bearing plate.

[0007] Preferably, the positioning mechanism includes a first motor and a positioning screw, the first motor is fixedly mounted on the connecting outer frame, a mounting support is fixedly mounted on one side of the connecting outer frame, and the first motor is fixedly mounted on the mounting support, and the end of the output end of the first motor is fixedly sleeved with a first gear ring, a symmetrically arranged rotating through hole is penetrated through the connecting outer frame, and the positioning screw is rotatably inserted in the rotating through hole, a second gear ring is fixedly sleeved on one end of the positioning screw close to the first motor, and the second gear ring is meshed with the first gear ring, an adjusting screw barrel is threadedly sleeved on the positioning screw, and an adjusting bracket is fixedly sleeved on the outer side of the adjusting screw barrel, The positioning bracket is slidably connected to the cross bearing plate, and the positioning bracket is penetrated with symmetrically distributed fixed through holes, the positioning screw barrel is fixedly inserted in the fixed through holes, the synchronization mechanism includes a second motor, and a first rotating hole is penetrated in the middle of the bottom end of the positioning bracket, the second motor is fixedly installed at the bottom end of the positioning bracket, and the output end of the second motor rotates through the first rotating hole, the end of the output end of the second motor is fixedly sleeved with a third gear ring, and the outer side of the third gear ring is meshedly connected with the first rack and the second rack, the ends of the first rack and the second rack away from the third gear ring are fixedly connected with connecting side rods, and the ends of the connecting side rods are The fixed sleeve is provided with a synchronous bracket, a fixed through hole is penetrated on the synchronous bracket, and one end of the connecting side rod away from the third gear ring is fixedly inserted in the fixed through hole, a sliding groove is penetrated at the lower end of the synchronous bracket, and a symmetrically arranged first side plate is integrally formed at the lower end of the adjustment bracket, and the first side plate slides through the sliding groove, the grinding mechanism includes an electric telescopic rod, and a third sliding hole is penetrated on the synchronous bracket, the electric telescopic rod is fixedly installed on the synchronous bracket, and the output end of the electric telescopic rod slides through the third sliding hole, the end of the output end of the electric telescopic rod is fixedly connected to a lifting horizontal plate, and the top end of the lifting horizontal plate is fixedly connected A rotating cylinder is connected, and the end fixing sleeve of the output end of the rotating cylinder is provided with a U-shaped bracket, and a third motor with mirror distribution is fixedly installed on the inner side of the U-shaped bracket, second rotating holes are penetrated at both ends of the U-shaped bracket, and the output end of the third motor rotates and penetrates the second rotating hole, and a grinding wheel is provided at the end fixing sleeve of the output end of the third motor, L-shaped limit plates are integrally formed on both sides of the U-shaped bracket, and limit side blocks are integrally formed on the L-shaped limit plates, and symmetrically distributed limit slots are penetrated on the synchronous bracket, the lower end of the L-shaped limit plate can be slidably inserted in the limit slot, and the limit side block can fit with the synchronous bracket.

[0008] Preferably, the fixing mechanism includes a first electric push rod, and a symmetrically arranged first sliding hole is opened through the upper end of the connecting outer frame, the first electric push rod is fixedly installed on the connecting outer frame, and the output end of the first electric push rod slides through the first sliding hole, the end fixing sleeves of the two first electric push rod output ends are provided with a fixed pressure plate, and the bottom end of the fixed pressure plate is fixedly connected with an anti-slip rubber pad.

[0009] Preferably, the centering mechanism includes a second electric push rod, and a second sliding hole is penetrated in the middle of the top end connected to the outer frame, the second electric push rod is fixedly installed on the top end connected to the outer frame, and the output end of the second electric push rod slides through the second sliding hole and a lifting frame is fixedly sleeved at its end, a fixed socket is penetrated at the top of the lifting frame, and the end of the output end of the second electric push rod is fixedly inserted in the fixed socket, a fourth motor is fixedly installed on the inner side of the lifting frame, and a third rotating hole is penetrated at the lower end of the lifting frame, the output end of the fourth motor rotates through the third rotating hole and a first rotating plate is fixedly sleeved at its end, and a mounting socket is penetrated in the middle of the first rotating plate, and the end of the output end of the fourth motor The ends are fixedly inserted in the mounting sockets, both ends of the first rotating plate are penetrated with first connecting holes, and a connecting rotating rod is rotatably inserted in the first connecting hole, the lower end of the lifting frame is integrally formed with a symmetrically arranged second side plate, and a sliding guide block is slidably inserted on the second side plate, the opposite ends of the second side plate are penetrated with sliding guide grooves, and the sliding guide block is slidably inserted in the sliding guide grooves, the bottom end of the sliding guide block is fixedly connected with a center clamping plate, and a mounting through groove is penetrated on the sliding guide block, a connecting rotating shaft is fixedly installed in the middle of the mounting through groove, and a second rotating plate is rotatably sleeved on the outer side of the connecting rotating shaft, a second connecting hole is penetrated at the end of the second rotating plate, and the top end of the connecting rotating rod is rotatably inserted in the second connecting hole.

[0010] Compared with the prior art, the present invention has the following beneficial effects:

[0011] 1. Through the coordinated use of the positioning mechanism, the synchronous mechanism and the grinding mechanism, the positioning bracket can be driven to move by the positioning screw, thereby driving the synchronous mechanism and the grinding mechanism to move, thereby conveniently adjusting the distance between the grinding wheel and the workpiece to be double-end surface grinding, and the two synchronous brackets can be driven to move toward or away from each other, thereby driving the grinding wheel to move toward or away from each other. At the same time, the third motor will drive the corresponding grinding wheel to rotate, thereby synchronously grinding the double end surfaces of the workpiece to be double-end surface grinding. In addition, during the grinding process, when the grinding wheel is damaged, the corresponding two grinding wheels can be conveniently replaced, so that the undamaged grinding wheel can be quickly put into use, without pausing the grinding operation for a long time to replace the grinding wheel, thereby effectively improving the grinding efficiency of the workpiece;

[0012] 2. By setting and using the centering mechanism, the lifting frame can be driven to move downward, and the first rotating plate can be driven to rotate, so that the two second rotating plates can be pulled to rotate synchronously by connecting the rotating rod, and then the two sliding guide blocks can be driven to move toward each other by connecting the rotating shaft, so that the two centering clamps can be driven to move toward each other, so that the opposite sides of the centering clamps can be brought into contact with the double end faces of the workpiece to be double-end face ground and the workpiece to be double-end face ground can be centered, thereby providing a guarantee for the synchronous and precise processing of the double end faces of the workpiece to be double-end face ground, thereby effectively improving the accuracy of the grinding process;

[0013] 3. Through the setting and use of the fixing mechanism, the fixed pressure plate can be driven to move downward, thereby driving the anti-slip rubber pad to move downward, and then the anti-slip rubber pad can be closely fitted with the top of the workpiece to be double-end surface grinding, so that the workpiece to be double-end surface grinding can be stably clamped on the cross-bearing plate, thereby ensuring the stable development of the workpiece grinding operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention 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 present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 It is a schematic diagram of the structure of the present invention.

[0016] Figure 2 It is a schematic diagram of the installation of the fixing mechanism in the present invention.

[0017] Figure 3 For the present invention Figure 2 A schematic diagram of the enlarged structure in the middle.

[0018] Figure 4 For the present invention Figure 2 Enlarged schematic diagram of the structure at point B in the middle.

[0019] Figure 5 For the present invention Figure 2 Enlarged schematic diagram of the structure at point C in the middle.

[0020] Figure 6 For the present invention Figure 2 Enlarged schematic diagram of the structure at point D in the middle.

[0021] Figure 7 For the present invention Figure 2 Enlarged schematic diagram of the structure at point E in the middle.

[0022] Figure 8 For the present invention Figure 2 Enlarged schematic diagram of the structure at F in the middle.

[0023] Fig. 9 It is a schematic diagram of the connection of the grinding mechanism in the present invention.

[0024] In the figure: 1, connecting outer frame; 11, rotating through hole; 12, first sliding hole; 13, second sliding hole; 14, first fixing hole; 15, second fixing hole; 2, cross bearing plate; 3, adjustment mechanism; 31, first motor; 32, adjustment screw rod; 33, first gear ring; 34, second gear ring; 35, adjustment screw barrel; 36, adjustment bracket; 37, fixed through hole; 38, first rotating hole; 39, first side plate; 310, mounting support; 4, synchronization mechanism; 41, second motor; 42, third gear ring; 43, first rack; 44, second rack; 45, connecting side rod; 46, synchronization bracket; 47, sliding through groove; 48, fixed through hole; 49, third sliding hole; 410, limit slot; 5, grinding mechanism; 51, electric telescopic rod; 52. lifting horizontal plate; 53. rotating cylinder; 54. U-shaped bracket; 55. third motor; 56. second rotating hole; 57. grinding wheel; 58. L-shaped limit plate; 59. limit side block; 6. fixing mechanism; 61. first electric push rod; 62. fixed pressure plate; 63. non-slip rubber pad; 7. centering mechanism; 71. second electric push rod; 72. lifting frame; 73. fixing socket; 74. fourth motor; 75. third rotating hole; 76. first rotating plate; 77. mounting socket; 78. first connecting hole; 79. connecting rotating rod; 710. second side plate; 711. sliding guide block; 712. centering clamp; 713. mounting through groove; 714. connecting shaft; 715. second rotating plate; 716. second connecting hole; 717. sliding guide groove. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0026] Example: Figure 1-9As shown, the present invention provides a double-end surface grinding device for workpiece processing, comprising a connecting outer frame 1, both ends of the connecting outer frame 1 are penetrated with a first fixing hole 14, and both sides of the connecting outer frame 1 are penetrated with a second fixing hole 15, the inner side of the connecting outer frame 1 is fixedly connected with a cross bearing plate 2, and the connecting outer frame 1 is provided with a positioning mechanism 3 used in conjunction with the cross bearing plate 2, the positioning mechanism 3 is provided with a synchronization mechanism 4 and a grinding mechanism 5 used in conjunction with the cross bearing plate 2, and the top of the connecting outer frame 1 is provided with a fixing mechanism 6 and a centering mechanism 7 used in conjunction with the cross bearing plate 2, the positioning mechanism 3, the synchronization mechanism 4 and the grinding mechanism 5 are used in conjunction with each other, the double end surfaces of the workpiece to be subjected to double-end surface grinding can be synchronously ground, the setting and use of the centering mechanism 7 can center the workpiece to be subjected to double-end surface grinding, and the setting and use of the fixing mechanism 6 can stably clamp the workpiece to be subjected to double-end surface grinding on the cross bearing plate 2.

[0027] The positioning mechanism 3 includes a first motor 31 and a positioning screw 32. The first motor 31 is fixedly mounted on the connecting outer frame 1. A mounting support 310 is fixedly mounted on one side of the connecting outer frame 1, and the first motor 31 is fixedly mounted on the mounting support 310. The setting and use of the mounting support 310 provides a guarantee for the stable installation of the first motor 31, and a first gear ring 33 is fixedly sleeved at the end of the output end of the first motor 31. A symmetrically arranged rotating through hole 11 is opened through the connecting outer frame 1, and the positioning screw 32 is rotatably inserted in the rotating through hole 11. The setting and use of the rotating through hole 11 provides a guarantee for the stable rotation of the positioning screw 32. A second gear ring 34 is fixedly sleeved on one end of the positioning screw 32 close to the first motor 31, and the second gear ring 34 and the first A gear ring 33 is meshed with each other, a positioning screw barrel 35 is threadedly sleeved on the positioning screw rod 32, and a positioning bracket 36 is fixedly sleeved on the outer side of the positioning screw barrel 35, the positioning bracket 36 is slidably connected to the cross bearing plate 2, and the positioning bracket 36 is penetrated with symmetrically distributed fixed through holes 37, the positioning screw barrel 35 is fixedly inserted in the fixed through holes 37, and the setting and use of the fixed through holes 37 provide a guarantee for the stable insertion of the positioning screw barrel 35, the synchronization mechanism 4 includes a second motor 41, and a first rotating hole 38 is penetrated in the middle of the bottom end of the positioning bracket 36, the second motor 41 is fixedly installed at the bottom end of the positioning bracket 36, and the output end of the second motor 41 rotates through the first rotating hole 38, the end of the output end of the second motor 41 is fixedly sleeved with a third gear ring 42, and the third gear The outer side of the ring 42 is meshedly connected with a first rack 43 and a second rack 44. The ends of the first rack 43 and the second rack 44 away from the third gear ring 42 are fixedly connected with a connecting side rod 45, and the ends of the connecting side rod 45 are fixedly sleeved with a synchronous bracket 46. A fixed through hole 48 is penetrated through the synchronous bracket 46, and the end of the connecting side rod 45 away from the third gear ring 42 is fixedly inserted in the fixed through hole 48. The setting of the fixed through hole 48 provides a guarantee for the stable insertion of the connecting side rod 45 and the synchronous bracket 46. A sliding groove 47 is penetrated through the lower end of the synchronous bracket 46. The lower end of the adjustment bracket 36 is integrally formed with a symmetrically arranged first side plate 39, and the first side plate 39 slides through the sliding groove 47. The grinding mechanism 5 includes an electric telescopic rod 51 , and a third sliding hole 49 is penetrated on the synchronous bracket 46, the electric telescopic rod 51 is fixedly installed on the synchronous bracket 46, and the output end of the electric telescopic rod 51 slides through the third sliding hole 49, the end of the output end of the electric telescopic rod 51 is fixedly connected with a lifting horizontal plate 52, and the top of the lifting horizontal plate 52 is fixedly connected with a rotating cylinder 53, the end fixed sleeve of the output end of the rotating cylinder 53 is provided with a U-shaped bracket 54, and the inner side of the U-shaped bracket 54 is fixedly installed with a mirror-distributed third motor 55, both ends of the U-shaped bracket 54 are penetrated with a second rotating hole 56, and the output end of the third motor 55 rotates through the second rotating hole 56, the end fixed sleeve of the output end of the third motor 55 is provided with a grinding wheel 57, and the grinding wheel 57 is a detachable structure. This is the prior art,Without going into too much detail here, both sides of the U-shaped bracket 54 are integrally formed with L-shaped limit plates 58, and the L-shaped limit plates 58 are integrally formed with limit side blocks 59, and the synchronous bracket 46 is penetrated with symmetrically distributed limit slots 410, the lower end of the L-shaped limit plate 58 can be slidably inserted in the limit slot 410, and the limit side blocks 59 can fit with the synchronous bracket 46.

[0028] By adopting the above technical solution, when in use, the first motor 31, the second motor 41 and the two third motors 55 near the middle are started. During this period, the first motor 31 can drive the first gear ring 33 to rotate, thereby driving the adjustment screw 32 to rotate through the second gear ring 34, and then driving the adjustment bracket 36 to move through the adjustment screw barrel 35, thereby driving the synchronization mechanism 4 and the grinding mechanism 5 to move, and then conveniently adjusting the distance between the grinding wheel 57 and the workpiece to be double-end surface grinding, and the second motor 41 will drive the third gear ring 42 to rotate, thereby driving the first rack 43 and the second rack 44 to move synchronously, and then driving the two synchronization brackets 46 to move toward or away from each other through the connecting side rod 45, thereby driving the grinding wheel 57 to move toward or away from each other, and at the same time, the third motor 55 will drive the corresponding grinding wheel 57 to rotate, so that the workpiece to be double-end surface grinding can be The double end surfaces of the workpiece are subjected to synchronous grinding processing, and during the grinding process, when the grinding wheel 57 is damaged and needs to be replaced, the spacing between the two synchronous brackets 46 needs to be moved to the maximum, and then the electric telescopic rod 51 on the damaged side of the grinding wheel 57 will be started, thereby driving the corresponding lifting horizontal plate 52 to move upward, and then driving the corresponding rotating cylinder 53 and the U-shaped bracket 54 to move upward, and further driving the corresponding L-shaped limit plate 58 and the limit side block 59 to move upward, and when the bottom end of the L-shaped limit plate 58 is separated from the corresponding limit slot 410, the corresponding electric telescopic rod 51 is paused and the corresponding rotating cylinder 53 is started, thereby driving the corresponding U-shaped bracket 54 to rotate one hundred and eighty degrees, and then the corresponding two grinding wheels 57 can be replaced, and then the corresponding lifting horizontal plate 52 is reset and the lower end of the L-shaped limit plate 58 is inserted into the limit slot 410 again, and then the workpiece grinding operation is continued according to the above steps.

[0029] The fixing mechanism 6 includes a first electric push rod 61, and a symmetrically arranged first sliding hole 12 is opened through the upper end of the connecting outer frame 1. The first electric push rod 61 is fixedly installed on the connecting outer frame 1, and the output end of the first electric push rod 61 slides through the first sliding hole 12. The setting and use of the first sliding hole 12 provides a guarantee for the stable sliding of the output end of the first electric push rod 61. The end fixed sleeves of the output ends of the two first electric push rods 61 are provided with fixed pressure plates 62, and the bottom ends of the fixed pressure plates 62 are fixedly connected with anti-slip rubber pads 63.

[0030] By adopting the above technical solution, when in use, after the workpiece to be double-end surface grinding is centered, the two first electric push rods 61 are started synchronously, thereby driving the fixed pressure plate 62 to move downward, and then driving the anti-slip rubber pad 63 to move downward until the anti-slip rubber pad 63 is tightly fitted with the top of the workpiece to be double-end surface grinding, and then the first electric push rods 61 are closed, so that the workpiece to be double-end surface grinding can be stably clamped on the cross-bearing plate 2.

[0031] The centering mechanism 7 includes a second electric push rod 71, and a second sliding hole 13 is penetrated in the middle of the top end connected to the outer frame 1, the second electric push rod 71 is fixedly installed on the top end connected to the outer frame 1, and the output end of the second electric push rod 71 slides through the second sliding hole 13 and is fixedly sleeved with a lifting frame 72 at its end, a fixed plug hole 73 is penetrated at the top of the lifting frame 72, and the end of the output end of the second electric push rod 71 is fixedly inserted in the fixed plug hole 73, a fourth motor 74 is fixedly installed on the inner side of the lifting frame 72, and a third rotating hole 75 is penetrated at the lower end of the lifting frame 72, the output end of the fourth motor 74 rotates through the third rotating hole 75 and is fixedly sleeved with a first rotating plate 76 at its end, the setting and use of the third rotating hole 75 provides a guarantee for the stable rotation of the output end of the fourth motor 74, and a mounting plug hole 77 is penetrated in the middle of the first rotating plate 76, the end of the output end of the fourth motor 74 is fixedly inserted in the mounting plug hole 77, the first rotating plate 76 is fixedly sleeved Both ends of the plate 76 are penetrated with a first connection hole 78, and a connecting rod 79 is rotatably inserted in the first connection hole 78. The lower end of the lifting frame 72 is integrally formed with a symmetrically arranged second side plate 710, and a sliding guide block 711 is slidably inserted on the second side plate 710. The opposite ends of the second side plate 710 are penetrated with a sliding guide groove 717, and the sliding guide block 711 is slidably inserted in the sliding guide groove 717. The setting of the sliding guide groove 717 is used as the sliding guide block 711. The stable sliding provides a limiting and guiding function. The bottom end of the sliding guide block 711 is fixedly connected with a center clamping plate 712, and a mounting groove 713 is penetrated on the sliding guide block 711. A connecting shaft 714 is fixedly installed in the middle of the mounting groove 713, and a second rotating plate 715 is rotatably sleeved on the outer side of the connecting shaft 714. A second connecting hole 716 is penetrated at the end of the second rotating plate 715, and the top end of the connecting rotating rod 79 is rotatably inserted into the second connecting hole 716.

[0032] The second electric push rod 71 is closed when the bottom end of the first rotating plate 76 is in contact with the top end of the fixed pressure plate 62, and then the fourth motor 74 is started, thereby driving the first rotating plate 76 to rotate, and then the two second rotating plates 715 can be pulled to rotate synchronously through the connecting rotating rod 79, and further, the two sliding guide blocks 711 can be driven to move toward each other through the connecting rotating shaft 714, thereby driving the two centering clamping plates 712 to move toward each other, and then the opposite sides of the centering clamping plates 712 can be brought into contact with the double end surfaces of the workpiece to be double-end surface grinding and the workpiece to be double-end surface grinding can be centered, thereby providing a guarantee for the synchronous and precise processing of the double end surfaces of the workpiece to be double-end surface grinding, thereby effectively improving the accuracy of the grinding.

[0033] Working principle: When in use, the workpiece to be double-end surface ground is placed in the middle of the cross-bearing plate 2, and then the second electric push rod 71 is started, so as to drive the lifting frame 72 to move downward, and then the two center clamping plates 712 can be driven downward through the second side plate 710 and the sliding guide block 711, until the bottom end of the first rotating plate 76 is in contact with the top end of the fixed pressing plate 62, and then the second electric push rod 71 is closed, and then the fourth motor 74 is started, so as to drive the first rotating plate 76 to rotate, and then the connecting rotating plate 76 can be connected to the second rotating plate 76. The rod 79 pulls the two second rotating plates 715 to rotate synchronously, and can further drive the two sliding guide blocks 711 to move toward each other through the connecting shaft 714, thereby driving the two centering clamping plates 712 to move toward each other, and then the opposite sides of the centering clamping plates 712 can contact the double end surfaces of the workpiece to be double-end surface grinding and center the workpiece to be double-end surface grinding, thereby providing a guarantee for the synchronous and precise machining of the double end surfaces of the workpiece to be double-end surface grinding, thereby effectively improving the accuracy of the grinding process;

[0034] When the workpiece to be double-end surface grinding is centered, the two first electric push rods 61 are started synchronously, so as to drive the fixed pressure plate 62 to move downward, and then drive the anti-skid rubber pad 63 to move downward, until the anti-skid rubber pad 63 is tightly fitted with the top of the workpiece to be double-end surface grinding, and then the first electric push rod 61 is closed, so that the workpiece to be double-end surface grinding can be stably clamped on the cross bearing plate 2, and then the centering clamping plate 712 and the second side plate 710 are reset in turn;

[0035] Then start the first motor 31, the second motor 41 and the two third motors 55 near the middle. During this period, the first motor 31 can drive the first gear ring 33 to rotate, thereby driving the adjustment screw 32 to rotate through the second gear ring 34, and then driving the adjustment bracket 36 to move through the adjustment screw barrel 35, thereby driving the synchronization mechanism 4 and the grinding mechanism 5 to move, so as to conveniently adjust the distance between the grinding wheel 57 and the workpiece to be double-faced ground, and the second motor 41 will drive the third gear ring 42 to rotate, thereby driving the first rack 43 and the second rack 44 to move synchronously, and then driving the two synchronization brackets 46 to move toward or away from each other through the connecting side rod 45, thereby driving the grinding wheel 57 to move toward or away from each other, and at the same time, the third motor 55 will drive the corresponding grinding wheel 57 to rotate, so that the double end surfaces of the workpiece to be double-faced ground can be The synchronous grinding process is carried out, and during the grinding process, when the grinding wheel 57 is damaged and needs to be replaced, the spacing between the two synchronous brackets 46 is moved to the maximum, and then the electric telescopic rod 51 on the damaged side of the grinding wheel 57 is started, so as to drive the corresponding lifting horizontal plate 52 to move upward, and then drive the corresponding rotating cylinder 53 and the U-shaped bracket 54 to move upward, and further drive the corresponding L-shaped limit plate 58 and the limit side block 59 to move upward, and when the bottom end of the L-shaped limit plate 58 is separated from the corresponding limit slot 410, the corresponding electric telescopic rod 51 is paused and the corresponding rotating cylinder 53 is started, so as to drive the corresponding U-shaped bracket 54 to rotate one hundred and eighty degrees, and then the corresponding two grinding wheels 57 can be replaced, and then the corresponding lifting horizontal plate 52 is reset and the lower end of the L-shaped limit plate 58 is inserted into the limit slot 410 again, and then the grinding process of the workpiece is continued according to the above steps.

[0036] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

Claims

1. A workpiece processing double-end surface grinding device, comprising a connecting outer frame (1), characterized in that: A cross bearing plate (2) is fixedly connected to the inner side of the connecting outer frame (1), and a positioning mechanism (3) used in conjunction with the cross bearing plate (2) is provided on the connecting outer frame (1), a synchronizing mechanism (4) and a grinding mechanism (5) used in conjunction with the positioning mechanism (3), and a fixing mechanism (6) and a centering mechanism (7) used in conjunction with the cross bearing plate (2) are provided at the top of the connecting outer frame (1), the positioning mechanism (3), the synchronizing mechanism (4) and the grinding mechanism (5) being used in conjunction with the cross bearing plate (2), the positioning mechanism (3), the synchronizing mechanism (4) and the grinding mechanism (5) being used in conjunction with each other to synchronously grind the double end surfaces of the workpiece to be subjected to double end surface grinding, the centering mechanism (7) being used in conjunction with the workpiece to be subjected to double end surface grinding to be centered, and the fixing mechanism (6) being used in conjunction with the workpiece to be subjected to double end surface grinding to stably clamp the workpiece to be subjected to double end surface grinding on the cross bearing plate (2); The positioning mechanism (3) comprises a first motor (31) and a positioning screw (32); the first motor (31) is fixedly mounted on the connecting outer frame (1); and a first gear ring (33) is fixedly sleeved at the end of the output end of the first motor (31); a symmetrically arranged rotation through hole (11) is formed through the connecting outer frame (1); and the positioning screw (32) is rotatably inserted into the rotation through hole (11); and one end of the positioning screw (32) close to the first motor (31) is fixedly mounted. A second gear ring (34) is sleeved thereon, and the second gear ring (34) meshes with the first gear ring (33); a positioning screw barrel (35) is threadedly sleeved on the positioning screw rod (32), and a positioning bracket (36) is fixedly sleeved on the outer side of the positioning screw barrel (35); the positioning bracket (36) is slidably connected to the cross bearing plate (2), and the positioning bracket (36) is penetrated by symmetrically distributed fixed through holes (37), and the positioning screw barrel (35) is fixedly inserted in the fixed through holes (37); The synchronization mechanism (4) comprises a second motor (41), and a first rotating hole (38) is formed through the middle of the bottom end of the positioning bracket (36), the second motor (41) is fixedly mounted on the bottom end of the positioning bracket (36), and the output end of the second motor (41) rotates through the first rotating hole (38), a third gear ring (42) is fixedly sleeved at the end of the output end of the second motor (41), and the outer side of the third gear ring (42) is meshingly connected with a first rack (43) and a second rack (44), and the first rack (43) and the second rack (44) are away from the third gear ring One end of each of the two gears (42) is fixedly connected to a connecting side rod (45), and the end of each of the connecting side rods (45) is fixedly sleeved with a synchronous bracket (46), a fixing through hole (48) is penetrated through the synchronous bracket (46), and one end of the connecting side rod (45) away from the third gear ring (42) is fixedly inserted into the fixing through hole (48), a sliding groove (47) is penetrated through the lower end of the synchronous bracket (46), and a symmetrically arranged first side plate (39) is integrally formed at the lower end of the positioning bracket (36), and the first side plate (39) slides through the sliding groove (47); The grinding mechanism (5) comprises an electric telescopic rod (51), and a third sliding hole (49) is formed through the synchronous bracket (46). The electric telescopic rod (51) is fixedly mounted on the synchronous bracket (46), and the output end of the electric telescopic rod (51) slides through the third sliding hole (49). The end of the output end of the electric telescopic rod (51) is fixedly connected to a lifting horizontal plate (52), and the top of the lifting horizontal plate (52) is fixedly connected to a rotating cylinder (53). The end of the output end of the rotating cylinder (53) is fixedly sleeved with a U-shaped bracket (54), and a third motor (55) distributed in a mirror image is fixedly mounted on the inner side of the U-shaped bracket (54). Second rotating holes (56) are formed through the two ends of the U-shaped bracket (54), and the output end of the third motor (55) rotates through the second rotating hole (56). The end of the output end of the third motor (55) is fixedly sleeved with a grinding wheel (57).

2. A workpiece processing double end surface grinding device as claimed in claim 1, characterized in that: A mounting support (310) is fixedly mounted on one side of the connecting outer frame (1), and the first motor (31) is fixedly mounted on the mounting support (310).

3. A workpiece processing double end surface grinding device as claimed in claim 1, characterized in that: Both sides of the U-shaped bracket (54) are integrally formed with L-shaped limit plates (58), and the L-shaped limit plates (58) are integrally formed with limit side blocks (59), and the synchronous bracket (46) is provided with symmetrically distributed limit slots (410), the lower ends of the L-shaped limit plates (58) can be slidably inserted into the limit slots (410), and the limit side blocks (59) can fit the synchronous bracket (46).

4. A workpiece processing double end surface grinding device as claimed in claim 1, characterized in that: The fixing mechanism (6) comprises a first electric push rod (61), and a symmetrically arranged first sliding hole (12) is penetrated through the upper end of the connecting outer frame (1), the first electric push rod (61) is fixedly mounted on the connecting outer frame (1), and the output end of the first electric push rod (61) slides through the first sliding hole (12), the end of the output end of the two first electric push rods (61) is fixedly sleeved with a fixed pressure plate (62), and the bottom end of the fixed pressure plate (62) is fixedly connected to an anti-slip rubber pad (63).

5. A workpiece processing double end surface grinding device as claimed in claim 1, characterized in that: The centering mechanism (7) comprises a second electric push rod (71), and a second sliding hole (13) is provided through the middle of the top end connected to the outer frame (1). The second electric push rod (71) is fixedly mounted on the top end connected to the outer frame (1), and the output end of the second electric push rod (71) slides through the second sliding hole (13) and a lifting frame (72) is fixedly sleeved on its end. A fixed plug hole (73) is provided through the top end of the lifting frame (72), and the end of the output end of the second electric push rod (71) is fixedly inserted in the fixed plug hole (73). A fourth motor (74) is fixedly mounted on the inner side of the lifting frame (72), and a third rotating hole (75) is provided through the lower end of the lifting frame (72). The output end of the fourth motor (74) rotates through the third rotating hole (75) and a first rotating plate (76) is fixedly sleeved on its end, and a mounting plug hole (77) is provided through the middle of the first rotating plate (76). The ends of the output ends of the four motors (74) are fixedly inserted in the installation sockets (77); both ends of the first rotating plate (76) are penetrated with first connecting holes (78), and a connecting rotating rod (79) is rotatably inserted in the first connecting hole (78); the lower end of the lifting frame (72) is integrally formed with a symmetrically arranged second side plate (710), and a sliding guide block (711) is slidably inserted on the second side plate (710); the bottom end of the sliding guide block (711) is fixedly connected with a center clamping plate (712), and a mounting through groove (713) is penetrated on the sliding guide block (711); a connecting rotating shaft (714) is fixedly installed in the middle of the mounting through groove (713), and a second rotating plate (715) is rotatably sleeved on the outer side of the connecting rotating shaft (714); a second connecting hole (716) is penetrated at the end of the second rotating plate (715), and the top end of the connecting rotating rod (79) is rotatably inserted in the second connecting hole (716).

6. A workpiece processing double end surface grinding device as claimed in claim 5, characterized in that: The opposite ends of the second side plates (710) are penetrated by sliding guide grooves (717), and the sliding guide blocks (711) are slidably inserted in the sliding guide grooves (717).

7. A workpiece processing double end surface grinding device as claimed in claim 1, characterized in that: Both ends of the connecting outer frame (1) are penetrated by first fixing holes (14), and both sides of the connecting outer frame (1) are penetrated by second fixing holes (15).

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