Grinding device for mechanical part machining

Abstract

The utility model belongs to the technical field of mechanical part grinding, and discloses a grinding device for mechanical part machining, which comprises a base, a fixing frame is fixedly arranged on the rear side of the top surface of the base, a motor is fixedly arranged on one side of the fixing frame, and a fixing gear is fixedly arranged at the tail end of a main shaft of the motor. The grinding structure comprises a fixed gear, a threaded rod is fixedly arranged in the fixed gear, the outer side of the threaded rod is in threaded connection with a sliding sleeve, a driving gear is rotationally arranged in the sliding sleeve, the driving gear is in threaded connection with the threaded rod, and the outer side of the driving gear is in meshed tooth connection with a driven gear. And therefore, large workpieces can be ground, the working efficiency is improved, meanwhile, the practicability of the device is improved, and the limitation caused by the fact that the whole device is small is avoided.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mechanical part grinding technical field, specifically a kind of grinding device for mechanical part machining. BACKGROUND

[0002] Grinding process belongs to a kind of abrasive precision machining method, grinding utilizes abrasive particle coated or inlayed on grinding tool, and the finishing (such as cutting) of processing surface is carried out by the relative movement of grinding tool and workpiece under certain pressure.Grinding can be used for processing various metal and non-metal materials, and the surface shape processed includes plane, inner and outer cylindrical surface and conical surface, convex and concave spherical surface, thread, tooth surface and other profiles;

[0003] Because the size, length and shape of workpiece needed to be processed in reality are not unified, there is certain limitation in grinding, and there are many grinding devices with small grinding area in prior art, which cannot adapt to large workpiece grinding processing.These devices will be too time-consuming when facing some large workpieces, thereby affecting work efficiency.

[0004] Meanwhile, the patent specification with announcement number CN 212735559 U discloses a kind of mechanical processing grinding, the upper end left part of bottom plate is fixedly welded with two support plates, one driving mechanism is movably connected between two support plates, one fixed frame is movably connected with driving mechanism on the outside of two support plates, and the fixed frame is movably connected with driving mechanism through bearing sleeve, one grinding bracket is movably connected in the fixed frame, and the grinding bracket is drivingly connected with driving mechanism, and one inclined plate is fixedly connected to the left end of grinding bracket.

[0005] However, it is found that the above-mentioned mechanical processing grinding has the following problems in the implementation of related technology: the utility model can only grind and process circular or some small workpieces when grinding workpieces, but if the device is used to grind some large workpieces, it will undoubtedly consume a lot of time and energy, which seriously affects work efficiency. UTILITY MODEL CONTENTS

[0006] To solve the problems raised in the above background art, the utility model provides a kind of grinding device for mechanical part machining, which has the advantages of adapting to processing of various workpieces, and the grinding structure is movable, so that some larger workpieces can be ground, which improves work efficiency, increases the practicality of the device, and avoids the limitation caused by the small size of the device.

[0007] In order to achieve the above object, the utility model provides the following technical scheme: A kind of grinding device for mechanical part machining, including base, the top surface rear side of the base is fixedly arranged with fixed frame, the side of the fixed frame is fixedly arranged with motor, the main shaft end of the motor is fixedly arranged with fixed gear, the inside of the fixed gear is fixedly arranged with threaded rod, the outside of the threaded rod is threadedly connected with sliding sleeve, the inside of the sliding sleeve is rotatably arranged with main gear, and main gear is threadedly connected with threaded rod, the outside of the main gear is meshingly connected with from gear, the inside of the from gear is fixedly arranged with connecting shaft, the other side of the connecting shaft is fixedly arranged with grinding disc.

[0008] Preferably, the inside of the from gear is rotatably arranged with connecting sleeve, and the connecting sleeve is fixedly connected with the sliding sleeve.

[0009] Preferably, the other side of the threaded rod is fixedly arranged with first rotary bearing, and the first rotary bearing is rotatably connected with the fixed frame.

[0010] Preferably, the inside of the fixed frame is fixedly arranged with fixed shaft at top, the outside of the fixed shaft is slidably arranged with linear bearing, and the linear bearing is fixedly connected with the sliding sleeve.

[0011] Preferably, the top surface of the base is fixedly arranged with workbench, the inside of the one side of the workbench is slidably arranged with balance shaft, and the one side of the balance shaft is fixedly arranged with clamping plate.

[0012] Preferably, the inside of the other side of the workbench is threadedly connected with threaded shaft, and the outside of the threaded shaft is fixedly arranged with hand wheel.

[0013] Preferably, the inside of the threaded shaft is fixedly arranged with second rotary bearing, and the second rotary bearing is rotatably connected with the clamping plate.

[0014] Compared with prior art, the utility model has the advantages as follows:

[0015] 1, the utility model discloses a grinding structure is set to be movable, so as to realize the grinding of some larger workpieces, improve work efficiency, increase the practicability of the device, and avoid the limitation caused by the small overall size of the device.

[0016] 2, the utility model discloses that threaded shaft is rotated by grinding disc, and the clamping plate is moved by grinding disc, and balance shaft is used to keep the balance of the two sides of clamping plate, so as to clamp and fix workpieces of various lengths, increase flexibility, and also do not need manual support workpiece, so as to increase safety. DRAWINGS

[0017] Figure 1 It is a whole structure schematic view of the grinding device for mechanical part machining of the utility model;

[0018] Figure 2 It is a fixed bearing installation structure schematic view of the utility model;

[0019] Figure 3 It is a threaded shaft installation structure schematic view of the utility model;

[0020] Figure 4 It is a linear bearing installation structure schematic view of the utility model;

[0021] Figure 5 It is a from gear installation structure schematic view of the utility model.

[0022] In the drawing: 1, base; 2, fixed frame; 3, motor; 4, fixed gear; 5, threaded rod; 6, sliding sleeve; 7, main gear; 8, from gear; 9, connecting shaft; 10, grinding disc; 11, connecting sleeve; 12, linear bearing; 13, fixed shaft; 14, first rotary bearing; 15, workbench; 16, clamping plate; 17, balance shaft; 18, hand wheel; 19, threaded shaft; 20, second rotary bearing. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] As Figures 1 to 5The utility model provides a kind of grinding device for mechanical parts processing, including base 1, the top surface rear side of base 1 is fixedly arranged with fixed frame 2, one side of fixed frame 2 is fixedly arranged with motor 3, the main shaft end of motor 3 is fixedly arranged with fixed gear 4, the inside of fixed gear 4 is fixedly arranged with threaded rod 5, the outside of threaded rod 5 is threadedly connected with sliding sleeve 6, the inside of sliding sleeve 6 is rotatably arranged with main gear 7, and main gear 7 is threadedly connected with threaded rod 5, the outside of main gear 7 is meshingly connected with from gear 8, the inside of from gear 8 is fixedly arranged with connecting shaft 9, the other side of connecting shaft 9 is fixedly arranged with grinding disc 10, from gear 8 drives fixed gear 4 and threaded rod 5 to rotate, threaded rod 5 drives sliding sleeve 6 and main gear 7 to rotate when rotating, main gear 7 drives grinding disc 10 to rotate to grind workpiece, sliding sleeve 6 drives grinding disc 10 to move, to increase the range of grinding, because grinding structure is arranged to be movable, so it is realized to grind some larger workpieces, improve work efficiency while increase the practicability of device, also avoid the limitation caused by the smallness of device as a whole.

[0025] Specifically, the inside of from gear 8 is rotatably arranged with connecting sleeve 11, and connecting sleeve 11 is fixedly connected with sliding sleeve 6, connecting sleeve 11 is used to connect from gear 8 and sliding sleeve 6, and also fixes from gear 8 and sliding sleeve 6, to ensure the normal operation of from gear 8.

[0026] Further, the other side of threaded rod 5 is fixedly arranged with first rotary bearing 14, and first rotary bearing 14 is rotatably connected with fixed frame 2, first rotary bearing 14 is used to reduce the friction between threaded rod 5 and fixed frame 2, to prolong its service life.

[0027] Still further, the inside top of fixed frame 2 is fixedly arranged with fixed shaft 13, the outside of fixed shaft 13 is slidably arranged with linear bearing 12, and linear bearing 12 is fixedly connected with sliding sleeve 6, through the interaction of fixed shaft 13 and linear bearing 12, the smoothness of sliding sleeve 6 when sliding can be maintained, and the balance and stability of sliding sleeve 6 can also be maintained.

[0028] It is worth mentioning that the top of base 1 is fixedly arranged with workbench 15, the inside of one side of workbench 15 is slidably arranged with balance shaft 17, one side of balance shaft 17 is fixedly arranged with clamping plate 16, workpiece can be clamped through clamping plate 16, to maintain its stability, and manual support for workpiece is not needed, to protect the safety of workers.

[0029] It is worth noting that the inside of the other side of workbench 15 is threadedly connected with threaded shaft 19, the outside of threaded shaft 19 is fixedly arranged with hand wheel 18, the sliding of clamping plate 16 is pushed through rotating hand wheel 18, and the stability of threaded shaft 19 and workbench 15 can also be ensured through the interaction of threaded shaft 19 and workbench 15.

[0030] It is worth mentioning that the inner side of the threaded shaft 19 is fixedly provided with a second rotating bearing 20, and the second rotating bearing 20 is rotatably connected with the clamping plate 16, so that the clamping plate 16 can be prevented from rotating when the threaded shaft 19 rotates.

[0031] The motor 3 is a prior art and will not be described herein again; meanwhile, the utility model also comprises a power supply, a controller and a switch, which are not the main technical points of the patent and will not be described herein again; the front, rear, left and right visual angles of the device are taken as the reference directions of the drawing directions. Figure 1

[0032] Working principle:

[0033] When using the grinding device for machining mechanical parts, first, the workpiece to be ground is placed on the top of the workbench 15, and the hand wheel 18 is rotated by hand, the hand wheel 18 drives the threaded shaft 19, the threaded shaft 19 pushes the clamping plate 16, so as to clamp and fix the workpiece, the second rotating bearing 20 can prevent the threaded shaft 19 from rotating when the threaded shaft 19 rotates, and the balance shaft 17 is used to keep the balance of the clamping plate 16 when the clamping plate 16 moves, then the motor 3 on one side of the fixing frame 2 is turned on, the motor 3 drives the fixed gear 4 to rotate, the fixed gear 4 drives the threaded rod 5 to rotate, the threaded rod 5 drives the sliding sleeve 6 to slide, the threaded rod 5 also drives the main gear 7 to rotate while rotating, the main gear 7 drives the from gear 8 to rotate, the from gear 8 drives the grinding disc 10 to rotate through the connecting shaft 9, the grinding disc 10 starts to grind the surface of the workpiece, the connecting sleeve 11 in the from gear 8 is used to connect the sliding sleeve 6 and the from gear 8 to keep normal use, the linear bearing 12 on the top surface of the sliding sleeve 6 can keep the sliding sleeve 6 smooth when sliding, and also keep the balance and stability of the sliding sleeve 6, the first rotating bearing 14 at the other end of the threaded rod 5 is used to reduce the friction between the threaded rod 5 and the fixing frame 2, and the base 1 is used to fix the whole device, the grinding structure of the utility model is movable, so that some larger workpieces can be ground, the working efficiency is improved, the practicability of the device is increased, and the limitation caused by the small size of the device is avoided.

[0034] It should be noted that, in the present document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily implying any actual such relationship or order between such entities or actions. Also, the terms "comprises", "comprising", or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus. ​

[0035] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the application, which is defined by the appended claims and their equivalents.

Claims

1. A lapping device for machining mechanical parts, comprising a base (1), characterized in that: The top surface rear side of the base (1) is fixedly provided with a fixed frame (2), one side of the fixed frame (2) is fixedly provided with a motor (3), the main shaft end of the motor (3) is fixedly provided with a fixed gear (4), the inside of the fixed gear (4) is fixedly provided with a threaded rod (5), the outer side of the threaded rod (5) is threadedly connected with a sliding sleeve (6), the inside of the sliding sleeve (6) is rotatably provided with a main gear (7), and the main gear (7) is threadedly connected with the threaded rod (5), the outer side of the main gear (7) is meshingly connected with a slave gear (8), the inside of the slave gear (8) is fixedly provided with a connecting shaft (9), the other side of the connecting shaft (9) is fixedly provided with a grinding disc (10).

2. The polishing apparatus for machining of mechanical parts according to claim 1, wherein: The inside of the slave gear (8) is rotatably provided with a connecting sleeve (11), and the connecting sleeve (11) is fixedly connected with the sliding sleeve (6).

3. The polishing apparatus for machining of mechanical parts according to claim 1, wherein: The other side of the threaded rod (5) is fixedly provided with a first rotary bearing (14), and the first rotary bearing (14) is rotatably connected with the fixed frame (2).

4. The polishing apparatus for machining of mechanical parts according to claim 1, wherein: The inside of the fixed frame (2) is fixedly provided with a fixed shaft (13), the outer side of the fixed shaft (13) is slidably provided with a linear bearing (12), and the linear bearing (12) is fixedly connected with the sliding sleeve (6).

5. The polishing apparatus for machining of mechanical parts according to claim 1, wherein: The top surface of the base (1) is fixedly provided with a workbench (15), the inside of one side of the workbench (15) is slidably provided with a balance shaft (17), and one side of the balance shaft (17) is fixedly provided with a clamping plate (16).

6. The polishing apparatus for machining of mechanical parts according to claim 5, wherein: The inside of the other side of the workbench (15) is threadedly connected with a threaded shaft (19), and the outer side of the threaded shaft (19) is fixedly provided with a hand wheel (18).

7. The lapping device for machining of mechanical parts according to claim 6, characterized in that: The inside of the threaded shaft (19) is fixedly provided with a second rotary bearing (20), and the second rotary bearing (20) is rotatably connected with the clamping plate (16).

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