Automatic grinding device for bearing retainer

Abstract

The utility model discloses an automatic grinding device for a bearing retainer, which relates to the technical field of grinding devices and comprises a magnetic grinding machine body, a fixing plate is arranged on the side face of the magnetic grinding machine body, a connecting shell is arranged at the top of the fixing plate, and the fixing plate and the connecting shell are connected through bolts. The number of the fixing plates and the number of the connecting shells are two, two sets of adjusting mechanisms used for height adjustment are arranged on the two connecting shells, a fixing frame is arranged on the tops of the two sets of adjusting mechanisms, a fixing mechanism used for installing and fixing a polishing barrel is arranged on the fixing frame, and each adjusting mechanism comprises a sliding rod. The fixing frame is installed at the top of the sliding rod, the sliding rod is installed on the inner wall of the connecting shell in a sliding mode, and a plurality of adjusting grooves are formed in the surface of the sliding rod, so that polishing barrels of different sizes can be installed and fixed, the application range is wide, operation is easy, convenience is high, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to an automatic grinding device for a bearing retainer. Background Art

[0002] Cage (i.e. bearing cage, also known as bearing retainer) refers to a bearing part that partially wraps all or part of the rolling elements and moves with them. It is used to isolate the rolling elements and usually guide the rolling elements and keep them in the bearing. When deburring the bearing cage, a magnetic grinder will be used for automatic grinding. The magnetic grinder uses a high-speed rotating magnetic field to drive the abrasive material to flow at high speed, thereby achieving the purpose of grinding, deburring and polishing the workpiece. Just put the container containing the parts, abrasive material and polishing liquid on the workbench, set the various parameters, and press the start button to automatically complete the task without anyone. The patent announcement number in China is CN 219359118 U discloses an adjustable magnetic grinding machine, including a machine body, a fixing frame is installed on the workbench of the machine body, threaded rods are fixedly connected to the four corners of the upper surface of the fixing frame, a side plate is installed between two adjacent threaded rods, two sliding rods are fixedly connected between the two side plates, two supporting assemblies are connected between the two sliding rods, the supporting assembly includes a lower plate and an upper plate, a first threaded rotating rod is rotatably connected to the lower plate, the first threaded rotating rod is threadedly connected to the upper plate, and arc grooves matching the sliding rods are opened at both ends of the lower plate and the upper plate.

[0003] In the above technical solution, the height of the two side plates on the four threaded rods is adjusted by eight nuts, thereby adjusting the height of the upper plate and the lower plate, and then the polishing barrel is blocked and restricted by the cooperation of the two upper plates, two lower plates, two first threaded rotating rods and two sliding rods. Although it can fix the polishing barrel on the magnetic grinder to prevent it from shifting and overturning, the operation is relatively cumbersome, and the polishing barrel is placed on the magnetic grinder, which requires manual adjustment to the center position by the staff, making the installation and fixation of the polishing barrel time-consuming and less convenient.

[0004] For this purpose, an automatic grinding device for a bearing retainer is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the problems raised in the above background technology, and the utility model provides an automatic grinding device for a bearing retainer.

[0006] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0007] A bearing retainer automatic grinding device comprises a magnetic grinding machine body, a fixing plate is arranged on the side of the magnetic grinding machine body, a connecting shell is arranged on the top of the fixing plate, the fixing plate and the connecting shell are connected by bolts, the number of the fixing plates and the connecting shell is set to two, two connecting shells are provided with two groups of adjustment mechanisms for height adjustment, the tops of the two groups of adjustment mechanisms are provided with fixing frames, and the fixing frames are provided with fixing mechanisms for installing and fixing polishing barrels.

[0008] Furthermore, the adjustment mechanism includes a sliding rod, a fixed frame is installed on the top of the sliding rod, the sliding rod is slidably installed on the inner wall of the connecting shell, a plurality of adjustment grooves are opened on the surface of the sliding rod, a circular hole is penetrated on the surface of the connecting shell, a sliding column is slidably installed on the circular hole and the inner wall of one of the adjustment grooves, a spring is sleeved on the outer wall of the sliding column, and the two ends of the spring are respectively installed on the surface of the connecting shell and the sliding column.

[0009] Furthermore, a T-shaped slot is provided on the surface of the sliding column, a T-shaped column is rotatably installed on the inner wall of the T-shaped slot, a fixing rod is installed on the surface of the T-shaped column, two connecting plates 1 are installed on the surface of the connecting shell, and the fixing rod is slidably installed on the two connecting plates 1, two connecting plates 2 are installed on the surface of the connecting shell, and the length of the connecting plate 2 is greater than the length of the connecting plate 1.

[0010] Furthermore, the fixing mechanism includes a bidirectional screw, two rectangular grooves are opened on the inner wall surface of the fixing frame, and the bidirectional screw is rotatably installed inside the front rectangular groove, and an axle column is installed inside the rear rectangular groove, and two rectangular rods are threadedly installed on the outer wall of the bidirectional screw, and the two rectangular rods are slidably installed on the outer wall of the axle column, and the two rectangular rods are slidably installed inside the two rectangular grooves.

[0011] Furthermore, clamping plates are installed on the surfaces of the two rectangular rods, soft pads are installed on the surfaces of the two clamping plates, and top plates are installed on the tops of the two clamping plates.

[0012] Furthermore, the left end of the bidirectional screw rod extends outside the fixed frame, a worm wheel is installed on the surface of the bidirectional screw rod at the extended end, a rectangular shell is installed on the left side of the fixed frame, a connecting worm is rotatably installed inside the rectangular shell, and the worm wheel and the connecting worm are meshed, the front end of the connecting worm rod extends outside the rectangular shell, and a twist handle is installed on the surface of the connecting worm rod at the extended end.

[0013] The beneficial effects of the utility model are as follows:

[0014] The utility model places the polishing barrel on the top of the magnetic grinding machine body through the arrangement of the sliding rod, the clamping plate and the top plate, pulls the fixing rod to drive the sliding column to separate from the adjusting groove, and compresses the spring, and rotates the fixing rod to change the fixing rod from the vertical to the horizontal, and releases the fixing rod, and under the restoring elastic force of the spring, the fixing rod is clamped on the two connecting plates, and the position of the sliding column separating from the adjusting groove is limited, and the sliding rod is pulled upward, and the fixing frame moves accordingly, so that the top plate is matched with the polishing barrel, the fixing rod is pulled and rotated, and then released, and under the restoring elastic force of the spring Under the elastic force of the position, the fixed rod is clamped on one of the two connecting plates, and the sliding column is inserted into the corresponding adjusting groove to fix the sliding rod. The twist handle is turned to drive the connecting worm to rotate, which drives the worm wheel to rotate, and the bidirectional screw rotates accordingly, driving the two rectangular rods to move closer to each other, driving the two splints, two soft pads and two top plates to move closer to each other, and the two soft pads fit tightly against the outer wall of the polishing barrel, and the two top plates block and limit the top of the polishing barrel, thereby realizing the installation and fixation of polishing barrels of different sizes. It has a wide range of applications, simple operation, high convenience and strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the partially exploded structure of the regulating mechanism of the utility model;

[0017] Figure 3 This utility model Figure 2 A schematic diagram of the enlarged structure of part A;

[0018] Figure 4 It is a partial structural schematic diagram of the fixing mechanism of the utility model.

[0019] Figure numerals: 1. Magnetic grinder body; 2. Fixed plate; 3. Connecting shell; 4. Adjusting mechanism; 401. Sliding rod; 402. Adjusting slot; 403. Round hole; 404. Sliding column; 405. Spring; 406. Connecting plate one; 407. Connecting plate two; 408. T-slot; 409. T-column; 410. Fixed rod; 5. Fixed frame; 6. Fixed mechanism; 601. Rectangular slot; 602. Shaft column; 603. Bidirectional screw rod; 604. Rectangular rod; 605. Clamp; 606. Cushion; 607. Top plate; 608. Worm wheel; 609. Rectangular shell; 610. Connecting worm; 611. Twist handle. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Generally, the components of the embodiments of the utility model described and shown in the drawings here can be arranged and designed in various different configurations.

[0021] Therefore, the following detailed description of the embodiments of the present invention provided in the accompanying drawings is not intended to limit the scope of the present invention to be protected, but merely represents selected embodiments of the present invention. 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.

[0022] It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the terms "first", "second", etc. are only used to distinguish the description and cannot be understood as indicating or implying relative importance.

[0023] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0024] In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, or are the orientations or positional relationships in which the utility model product is usually placed when in use. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] like Figure 1-2As shown, an automatic grinding device for a bearing retainer comprises a magnetic grinding machine body 1, a fixing plate 2 is arranged on the side of the magnetic grinding machine body 1, a connecting shell 3 is arranged on the top of the fixing plate 2, the fixing plate 2 and the connecting shell 3 are connected by bolts, the number of the fixing plate 2 and the connecting shell 3 is set to two, two connecting shells 3 are provided with two groups of adjustment mechanisms 4 for height adjustment, a fixing frame 5 is arranged on the top of the two groups of adjustment mechanisms 4, and a fixing mechanism 6 for fixing and installing a polishing barrel is arranged on the fixing frame 5. In this embodiment, when in use, the polishing barrel is placed on the top of the magnetic grinding machine body 1, and the height of the fixing frame 5 is adjusted by the two groups of adjustment mechanisms 4 according to the height of the polishing barrel, and the fixing mechanism 6 moves accordingly. When the height adjustment is completed, the outer wall of the polishing barrel is clamped and fixed by the fixing mechanism 6, and the top is blocked and limited, and in the process of clamping the polishing barrel, the polishing barrel is positioned to the magnetic The top of the magnetic grinder body 1 is centered to make it work stably. After the polishing barrel is fixed, pour the tiny magnetized stainless steel needles, polishing liquid and clean water into the polishing barrel, then place the bearing retainer in the polishing barrel, start the magnetic grinder body 1, and the high-speed rotating magnetic field drives the tiny magnetized stainless steel needles to flow at high speed, and grinds the bearing retainer in all directions to remove burrs and achieve the polishing effect. Since the polishing barrel is fixed on the magnetic grinder body 1, it will not be offset or overturned due to collision, thereby improving stability. If the magnetic grinder body 1 fails and needs maintenance, the connecting shell 3, the adjusting mechanism 4, the fixing frame 5 and the fixing mechanism 6 can be removed from the magnetic grinder body 1 by bolts, which is convenient for the inspection of the magnetic grinder body 1, thereby realizing the installation and fixation of polishing barrels of different sizes. It has a wide range of applications, simple operation, high convenience and strong practicality.

[0026] like Figure 1-3 As shown, the adjustment mechanism 4 includes a sliding rod 401, and the fixed frame 5 is installed on the top of the sliding rod 401. The sliding rod 401 is slidably installed on the inner wall of the connecting shell 3. A plurality of adjustment grooves 402 are opened on the surface of the sliding rod 401, and a circular hole 403 is penetrated on the surface of the connecting shell 3. A sliding column 404 is slidably installed on the circular hole 403 and the inner wall of one of the adjustment grooves 402. A spring 405 is sleeved on the outer wall of the sliding column 404, and the two ends of the spring 405 are respectively installed on the surface of the connecting shell 3 and the sliding column 404. In this embodiment, by pulling the sliding column 404, the spring 405 is involved to make the sliding column 404 disengage from the adjustment groove 402, the sliding rod 401 can be pulled upward, and the fixed frame 5 moves accordingly. When reaching the specified position, the sliding column 404 is released, and under the reset elastic force of the spring 405, the sliding column 404 is inserted into the corresponding adjustment groove 402, thereby adjusting the height of the fixed frame 5.

[0027] like Figure 3As shown, a T-shaped slot 408 is provided on the surface of the sliding column 404, a T-shaped column 409 is rotatably mounted on the inner wall of the T-shaped slot 408, a fixing rod 410 is mounted on the surface of the T-shaped column 409, two connecting plates 1 406 are mounted on the surface of the connecting shell 3, and the fixing rod 410 is slidably mounted on the two connecting plates 1 406, two connecting plates 2 407 are mounted on the surface of the connecting shell 3, and the length of the connecting plate 2 407 is greater than the length of the connecting plate 1 406. In this embodiment, the position of the fixing rod 410 is limited by the two connecting plates 1 406, and the fixing rod 410 is pulled with The sliding column 404 is moved to disengage from the adjusting slot 402, and the spring 405 is compressed. The fixed rod 410 is rotated, and the T-shaped column 409 is rotated in the T-shaped slot 408, so that the fixed rod 410 is changed from vertical to horizontal. After the fixing rod 410 is released, the fixing rod 410 is clamped on the two connecting plates 407 under the restoring elastic force of the spring 405. Since the length of the connecting plate 407 is greater than the length of the connecting plate 1 406, the position of the sliding column 404 disengaging from the adjusting slot 402 is limited. If the sliding rod 401 is fixed, the reverse operation can be performed, thereby facilitating the position adjustment of the sliding rod 401.

[0028] like Figure 1-2 , Figure 4 As shown, the fixing mechanism 6 includes a bidirectional screw 603, two rectangular grooves 601 are provided on the inner wall surface of the fixing frame 5, and the bidirectional screw 603 is rotatably installed inside the front rectangular groove 601, and a shaft column 602 is installed inside the rear rectangular groove 601, and two rectangular rods 604 are threadedly installed on the outer wall of the bidirectional screw 603, and the two rectangular rods 604 are slidably installed on the outer wall of the shaft column 602, and the two rectangular rods 604 are slidably installed inside the two rectangular grooves 601. In this embodiment, it is explained here that the right end of the bidirectional screw 603 is T-shaped, and when the bidirectional screw 603 rotates, it drives the two rectangular rods 604 to slide closer to or away from each other on the shaft column 602, thereby adjusting the distance between the two rectangular rods 604.

[0029] like Figure 2 , Figure 4 As shown, splints 605 are installed on the surfaces of the two rectangular rods 604, soft pads 606 are installed on the surfaces of the two splints 605, and top plates 607 are installed on the tops of the two splints 605. In this embodiment, when the two rectangular rods 604 move towards each other, the two splints 605, the two soft pads 606 and the two top plates 607 are driven to move towards each other, and the two soft pads 606 fit tightly against the outer wall of the polishing barrel, and the two top plates 607 block and limit the top of the polishing barrel. Due to the setting of the two soft pads 606, they fit better with the polishing barrel, thereby improving the stability of the fixation.

[0030] like Figure 2 , Figure 4As shown, the left end of the bidirectional lead screw 603 extends outside the fixed frame 5, and a worm wheel 608 is installed on the surface of the bidirectional lead screw 603 at the extended end, and a rectangular shell 609 is installed on the left side of the fixed frame 5. A connecting worm 610 is rotatably installed inside the rectangular shell 609, and the worm wheel 608 and the connecting worm 610 are meshed with each other. The front end of the connecting worm 610 extends outside the rectangular shell 609, and a twist handle 611 is installed on the surface of the connecting worm 610 at the extended end. In this embodiment, it is explained here that the rear end of the connecting worm 610 is T-shaped, and by rotating the twist handle 611, the connecting worm 610 is driven to rotate, and the worm wheel 608 is driven to rotate, and the bidirectional lead screw 603 rotates accordingly, and the cooperation between the connecting worm 610 and the worm wheel 608 is self-locking, which improves the stability of the fixation.

[0031] In summary, when in use, the polishing barrel is placed on the top of the magnetic grinding machine body 1, and the height of the fixed frame 5 is adjusted by two sets of adjustment mechanisms 4 according to the height of the polishing barrel, and the fixing mechanism 6 moves accordingly. When the height adjustment is completed, the outer wall of the polishing barrel is clamped and fixed by the fixing mechanism 6, and the top is blocked and limited. In the process of clamping the polishing barrel, the polishing barrel is positioned to the center of the top of the magnetic grinding machine body 1 to make it work stably. When the polishing barrel is fixed, pour fine magnetized stainless steel needles, polishing liquid and clean water into the polishing barrel, and then place the bearing retainer in the polishing barrel, start the magnetic grinding machine body 1, and the high-speed rotating magnetic field drives the fine magnetized stainless steel needles to flow at high speed, so as to grind the bearing retainer in all directions to remove burrs, thereby achieving The polishing effect is achieved, and since the polishing barrel is fixed on the magnetic grinding machine body 1, it will not be offset or overturned due to collision, thereby improving stability. When the magnetic grinding machine body 1 fails and needs maintenance, the connecting shell 3, the adjusting mechanism 4, the fixing frame 5 and the fixing mechanism 6 can be removed from the magnetic grinding machine body 1 by bolts, which is convenient for overhauling the magnetic grinding machine body 1, thereby realizing the installation and fixation of polishing barrels of different sizes, with a wide range of applications, simple operation, high convenience and strong practicality. By pulling the sliding column 404, the spring 405 is involved to disengage the sliding column 404 from the adjusting slot 402, the sliding rod 401 can be pulled upward, and the fixing frame 5 moves accordingly. When it reaches the specified position, the sliding column 404 is released, and the spring is released. Under the restoring force of the spring 405, the sliding column 404 is inserted into the corresponding adjusting groove 402, so as to adjust the height of the fixed frame 5. The position of the fixing rod 410 is limited by the two connecting plates 1 406. The fixing rod 410 is pulled to drive the sliding column 404 to disengage from the adjusting groove 402 and compress the spring 405. The fixing rod 410 is rotated, and the T-shaped column 409 rotates in the T-shaped groove 408, so that the fixing rod 410 changes from vertical to horizontal. When the fixing rod 410 is released, the fixing rod 410 is clamped on the two connecting plates 2 407 under the restoring force of the spring 405. Since the length of the connecting plate 2 407 is greater than the length of the connecting plate 1 406, the position limit of the sliding column 404 disengaging from the adjusting groove 402 is achieved. , the reverse operation can be performed, so as to facilitate the position adjustment of the sliding rod 401. It is explained here that the right end of the bidirectional screw rod 603 is T-shaped. When the bidirectional screw rod 603 rotates, it drives the two rectangular rods 604 to slide closer to or away from each other on the shaft column 602, so as to adjust the distance between the two rectangular rods 604. When the two rectangular rods 604 move closer to each other, the two clamping plates 605, the two soft pads 606 and the two top plates 607 move closer to each other, and the two soft pads 606 fit tightly to the outer wall of the polishing barrel, and the two top plates 607 block and limit the top of the polishing barrel. Due to the setting of the two soft pads 606, it fits better with the polishing barrel, thereby improving the stability of the fixation. It is explained here that the rear end of the connecting worm 610 is T-shaped.By rotating the twist handle 611, the connecting worm 610 is driven to rotate, and the worm wheel 608 is driven to rotate, and the bidirectional screw 603 rotates accordingly. The cooperation between the connecting worm 610 and the worm wheel 608 has a self-locking property, which improves the stability of the fixation.

[0032] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and the specification only describe the principles of the utility model. The utility model may be subject to various changes and improvements without departing from the spirit and scope of the utility model. These changes and improvements fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An automatic grinding device for a bearing retainer, comprising a magnetic grinding machine body (1), characterized in that: A fixing plate (2) is arranged on the side of the magnetic grinding machine body (1), a connecting shell (3) is arranged on the top of the fixing plate (2), the fixing plate (2) and the connecting shell (3) are connected by bolts, the number of the fixing plate (2) and the connecting shell (3) is set to two, two groups of adjustment mechanisms (4) for height adjustment are arranged on the two connecting shells (3), a fixing frame (5) is arranged on the top of the two groups of adjustment mechanisms (4), and a fixing mechanism (6) for installing and fixing the polishing barrel is arranged on the fixing frame (5).

2. The automatic grinding device for a bearing retainer according to claim 1, characterized in that: The adjustment mechanism (4) comprises a sliding rod (401), a fixing frame (5) is mounted on the top of the sliding rod (401), the sliding rod (401) is slidably mounted on the inner wall of the connecting shell (3), a plurality of adjustment grooves (402) are provided on the surface of the sliding rod (401), a circular hole (403) is passed through the surface of the connecting shell (3), a sliding column (404) is slidably mounted on the inner wall of the circular hole (403) and one of the adjustment grooves (402), a spring (405) is sleeved on the outer wall of the sliding column (404), and two ends of the spring (405) are respectively mounted on the surface of the connecting shell (3) and the sliding column (404).

3. The automatic grinding device for a bearing retainer according to claim 2, characterized in that: A T-shaped slot (408) is provided on the surface of the sliding column (404), a T-shaped column (409) is rotatably mounted on the inner wall of the T-shaped slot (408), a fixing rod (410) is mounted on the surface of the T-shaped column (409), two connecting plates (406) are mounted on the surface of the connecting shell (3), and the fixing rod (410) is slidably mounted on the two connecting plates (406), two connecting plates (407) are mounted on the surface of the connecting shell (3), and the length of the connecting plate (407) is greater than the length of the connecting plate (406).

4. The automatic grinding device for a bearing retainer according to claim 2, characterized in that: The fixing mechanism (6) comprises a bidirectional screw rod (603), two rectangular grooves (601) are provided on the inner wall surface of the fixing frame (5), and the bidirectional screw rod (603) is rotatably installed inside the front rectangular groove (601), and a shaft column (602) is installed inside the rear rectangular groove (601), and two rectangular rods (604) are threadedly installed on the outer wall of the bidirectional screw rod (603), and the two rectangular rods (604) are slidably installed on the outer wall of the shaft column (602), and the two rectangular rods (604) are slidably installed inside the two rectangular grooves (601).

5. The automatic grinding device for a bearing retainer according to claim 4, characterized in that: Clamps (605) are installed on the surfaces of the two rectangular rods (604), soft pads (606) are installed on the surfaces of the two clamps (605), and top plates (607) are installed on the tops of the two clamps (605).

6. The automatic grinding device for a bearing retainer according to claim 4, characterized in that: The left end of the bidirectional screw (603) extends outside the fixed frame (5), and a worm wheel (608) is installed on the surface of the bidirectional screw (603) at the extended end. A rectangular shell (609) is installed on the left side of the fixed frame (5). A connecting worm (610) is rotatably installed inside the rectangular shell (609), and the worm wheel (608) and the connecting worm (610) are meshed. The front end of the connecting worm (610) extends outside the rectangular shell (609), and a twist handle (611) is installed on the surface of the connecting worm (610) at the extended end.

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