Bearing ring forming machine

Abstract

The utility model provides a bearing ring forming processing machine which comprises a machine frame, a shell arranged on the left side of the upper end of the machine frame, a rotating cylinder rotationally connected to the right end of the shell, an outer cylinder attached to the right end of the rotating cylinder, a plurality of outer clamping plates installed on the inner side of the outer cylinder at equal intervals and slidably connected to the right end of the rotating cylinder, and first supporting arms movably installed at the outward ends of the outer clamping plates. A first pushing piece is installed on the left wall in the shell, penetrates through the rotating cylinder and is connected with the outer cylinder, an inner column is attached to the middle of the right end of the rotating cylinder, a plurality of inner clamping plates are arranged on the outer side of the inner column at equal intervals, the inner clamping plates are slidably connected to the right end of the rotating cylinder, and second supporting arms are movably installed at the inner ends of the inner clamping plates; and the other end of the second supporting arm is movably arranged at the outer end of the inner column, a second pushing piece is arranged on the left wall of the interior of the shell, penetrates through the rotary drum and is connected with the inner column, and by means of the design, the inner and outer shaping machining operation of the bearing ring is completed on the same station, machining procedures are effectively reduced, the working efficiency is improved, and the labor intensity is reduced.

Description

Technical Field

[0001] The utility model relates to a bearing ring forming processing machine, belonging to the field of bearing ring processing. Background Art

[0002] The bearing ring is an annular part of a radial rolling bearing with one or more raceways. The bearing ring is generally processed by a forming machine. During the processing, the inner clamping structure is generally installed on the forming machine first, and then the inner wall of the ring raw material is clamped by the inner clamping structure, and then the outer end of the ring raw material is cut by the forming machine to form a semi-finished ring. Then the inner clamping structure is disassembled, and the outer clamping structure is installed on the forming machine, and then the outer end of the semi-finished ring is clamped by the outer clamping structure, and then the inner wall of the semi-finished ring is cut to form a bearing ring.

[0003] Due to the use of multi-step processing, it is necessary to frequently replace the clamping structure (the internal clamping structure and the external clamping structure are used alternately), as well as perform auxiliary operations such as clamping and positioning. This undoubtedly increases the non-effective processing time and reduces the overall production efficiency. In addition, the frequent replacement of the clamping structure is not only time-consuming, but also increases the physical labor burden of the operator. Especially in mass production, this repetitive work may lead to increased worker fatigue. Utility Model Content

[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a bearing ring forming processing machine to solve the problems raised in the above-mentioned background technology. The utility model can complete the internal and external shaping processing of the bearing ring at the same workstation, effectively reduce the processing procedures, improve work efficiency, and reduce labor intensity.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized by the following technical scheme: a bearing ring forming processing machine, comprising a frame, a processing piece is installed on the right side of the upper end of the frame, a shell is arranged on the left side of the upper end of the frame, the right end of the shell is rotatably connected to a rotating drum, and the rotating drum extends into the shell, a driving piece is installed in the shell, and the driving piece is connected to the outer end of the rotating drum;

[0006] The right end of the rotating cylinder is fitted with the outer cylinder, and the outer cylinder is located on the left side of the workpiece. A plurality of outer clamping plates are equidistantly installed on the inner side of the outer cylinder, and the outer clamping plates are slidably connected to the right end of the rotating cylinder. The outer clamping plates are movably installed with a first arm toward the outer end, and the other end of the first arm is movably arranged on the inner wall of the outer cylinder. The plurality of first arms are arranged in a tapered structure with a left width and a right narrowness. A first pusher is installed on the left inner wall of the shell, and the first pusher passes through the rotating cylinder and is connected to the outer cylinder.

[0007] The middle part of the right end of the rotating cylinder fits the inner column, and the right end surface of the inner column coincides with the right end surface of the outer cylinder, a plurality of inner clamps are equidistantly arranged on the outside of the inner column, and the inner clamps are located on the inner side of the outer clamps, the inner clamps are slidably connected to the right end of the rotating cylinder, the inner clamps are movably installed with a second arm toward the inner end, the other end of the second arm is movably arranged on the outer end of the inner column, a plurality of the second arms are arranged in a conical structure with a narrow left and a wide right, a second pusher is arranged on the left inner wall of the shell, and the second pusher is located on the inner side of the first pusher, the second pusher passes through the rotating cylinder and is connected to the inner column.

[0008] Furthermore, the first pusher comprises an annular rotating disk located in the rotating drum, a plurality of round rods are equidistantly installed at the right end of the annular rotating disk, the right ends of the plurality of round rods all pass through the rotating drum and are connected to the outer drum, and the round rods are slidably connected to the rotating drum;

[0009] The movable part of the first telescopic device is arranged on the front side of the left end of the annular turntable, and the fixed part of the first telescopic device is installed on the left wall inside the shell. The movable part of the second telescopic rod is arranged on the rear side of the left end of the annular turntable, and the second telescopic rod is located on the rear side of the first telescopic device, and the fixed part of the second telescopic rod is installed on the left wall inside the shell.

[0010] Further, the second pusher comprises a connecting rod, the connecting rod is installed at the middle of the left end of the inner column, the left end of the connecting rod extends into the rotating drum, and the rotating drum is slidably connected to the connecting rod;

[0011] The left end of the connecting rod is rotatably connected to the movable part of the second telescopic device, the second telescopic device is installed on the left wall inside the shell, and the second telescopic device is located on the inner side of the annular turntable, a plurality of auxiliary rods are equidistantly arranged at the left end of the inner column, and the auxiliary rods are located on the outside of the connecting rod, the left end of the auxiliary rod extends into the rotating drum, and the rotating drum is slidably connected to the auxiliary rod.

[0012] Furthermore, the outer end surface of the outer cylinder is inwardly recessed to form a plurality of through grooves, and the through grooves extend to the inner wall of the outer cylinder, and the through grooves and the first supporting arms are arranged alternately.

[0013] Furthermore, the driving member includes a ring gear, which is installed at the outer end of the drum and is located inside the shell. The rear end of the ring gear engages with the rotating gear, the movable part of the driving device is installed at the left end of the rotating gear, the fixed part of the driving device is arranged on the left wall inside the shell, and the driving device is located on the rear side of the drum.

[0014] Further, the processing part includes a slider, the slider is slidably connected to the upper end of the frame, the fixed part of the third telescopic device is installed on the upper end of the frame, and the movable part of the third telescopic device is installed on the right end of the slider;

[0015] The fixed part of the lifting device is arranged in the middle of the upper end of the sliding block, the tool holder is installed on the upper end of the movable part of the lifting device, the cutting tool is arranged on the left end of the tool holder, and the cutting tool extends into the tool holder.

[0016] Furthermore, a plurality of first telescopic rods are installed at equal distances between the slide block and the tool holder, and the first telescopic rods are located outside the lifting device.

[0017] Beneficial effects of the utility model:

[0018] By utilizing the fourth electric push rod, the connecting rod, the inner column and the plurality of second arms, the plurality of inner clamping plates are moved outward along the rotating drum, and then the inner wall of the ring raw material is squeezed and clamped, and the outer end of the ring raw material can be cut. Then, by utilizing the third electric push rod, the annular turntable, the plurality of round rods, the outer cylinder and the plurality of first arms, the plurality of outer clamping plates are moved inward along the rotating drum, and then the outer end of the ring raw material is clamped, and the inner wall of the ring raw material can be cut, so that the inner and outer shaping processing of the bearing ring can be completed at the same work station, effectively reducing the processing procedures, improving work efficiency, and reducing labor intensity. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0020] Figure 1 This is a structural schematic diagram of a bearing ring forming machine according to the utility model;

[0021] Figure 2 This is a cross-sectional view of a housing in a bearing ring forming machine of the utility model;

[0022] Figure 3 This is an assembly diagram of a slide block, a tool holder cutting tool and a second electric push rod in a bearing ring forming machine of the utility model;

[0023] Figure 4 This is an assembly diagram of a rotating cylinder and an outer cylinder in a bearing ring forming machine of the utility model;

[0024] Figure 5 for Figure 4 A cross-sectional view of

[0025] Figure 6 This is an assembly diagram of a rotating cylinder and an inner column in a bearing ring forming machine of the utility model;

[0026] Figure 7 for Figure 6 sectional view of .

[0027] In the figure: 1-frame, 2-housing, 3-rotating cylinder, 4-outer cylinder, 5-inner column, 11-slider, 12-first electric push rod, 13-first telescopic rod, 14-tool holder, 15-cutting tool, 16-second electric push rod, 21-motor, 22-rotating gear, 23-ring gear, 41-first support arm, 42-outer clamping plate, 43-round rod, 44-annular turntable, 45-third electric push rod, 46-second telescopic rod, 51-second support arm, 52-inner clamping plate, 53-connecting rod, 54-auxiliary rod, 55-fourth electric push rod. DETAILED DESCRIPTION

[0028] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0029] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a technical solution: a bearing ring forming machine, comprising a frame 1, a housing 2 is arranged on the left side of the upper end of the frame 1, and a mounting carrier is provided for components such as a drum 3 through the housing 2, and the drum 3 extending into the housing 2 is rotatably connected to the right end of the housing 2, and a mounting carrier is provided for components such as a ring gear 23 through the drum 3;

[0030] The ring gear 23 located in the housing 2 is installed at the outer end of the drum 3, and the rotating gear 22 is meshed with the rear end of the ring gear 23. The rotating gear 22 and the ring gear 23 are used in conjunction with each other to drive the drum 3 to rotate. The movable part is installed at the left end of the rotating gear 22 and the fixed part of the driving device located at the rear side of the drum 3 is set on the left wall inside the housing 2. The rotating gear 22 is driven to rotate through the driving device, and the driving device can be a motor 21;

[0031] A slider 11 is slidably connected to the upper end of the frame 1, and a mounting carrier is provided for the lifting device through the slider 11. The fixed part of the third telescopic device whose movable part is mounted on the right end of the slider 11 is mounted on the upper end of the frame 1. The slider 11 is driven to move left and right through the third telescopic device. The third telescopic device can use a first electric push rod 12;

[0032] The tool holder 14 is installed on the upper end of the movable part of the lifting device whose fixed part is set at the middle of the upper end of the slider 11. The tool holder 14 is driven to move up and down by the lifting device. The lifting device can use a second electric push rod 16, and a cutting tool 15 extending into the tool holder 14 is set on the left end of the tool holder 14. The cutting tool 15 is used to realize the forming processing of the bearing ring, and then a plurality of first telescopic rods 13 located outside the lifting device are equidistantly installed between the slider 11 and the tool holder 14. The plurality of first telescopic rods 13 are used together to guide the tool holder 14 to move up and down.

[0033] When in use, first clamp the ring material in the middle of the right end of the rotating drum 3, then start the motor 21, thereby driving the rotating gear 22 to rotate, and then the ring gear 23 to rotate, so that the rotating drum 3 rotates, and then the clamped ring material rotates, and then the first electric push rod 12 is started, and then the slider 11 is driven to move leftward, so that the first telescopic rod 13, the tool holder 14, the cutting tool 15 and the second electric push rod 16 move leftward, and the cutting tool 15 blade first contacts the outer end of the ring material and continues to move leftward along the outer end of the ring material, so as to process the outer end of the ring;

[0034] Then, the first electric push rod 12 is used to move the slider 11, the first telescopic rod 13, the tool holder 14, the cutting tool 15 and the second electric push rod 16 to the right for a distance, and then the second electric push rod 16 is started to drive the tool holder 14 and the cutting tool 15 to move upward a predetermined distance, and then the first electric push rod 12 is used to move the first telescopic rod 13, the tool holder 14, the cutting tool 15 and the second electric push rod 16 to the left, and the blade of the cutting tool 15 first contacts the inner wall of the ring raw material and continues to move to the left along the inner wall of the ring raw material, thereby processing the inner wall of the ring raw material to realize the forming processing of the bearing ring.

[0035] like Figure 1 , Figure 2 , Figure 4 , Figure 5 , Figure 6 and Figure 7 As shown, the outer cylinder 4 located on the left side of the cutting tool 15 is attached to the right end of the rotating cylinder 3, and the outer cylinder 4 is used to provide a mounting carrier for the first arm 41, and a plurality of outer clamping plates 42 located on the inner side of the outer cylinder 4 are equidistantly slidably connected to the right end of the rotating cylinder 3. The plurality of outer clamping plates 42 are used in combination to clamp the outer end of the ring raw material, and then the other ends of the plurality of first arms 41 arranged in a tapered structure with a wide left and a narrow right are equidistantly movably arranged on the inner wall of the outer cylinder 4, and the first arm 41 is movably mounted on the outer end of the outer clamping plate 42, and the outer clamping plate 42 is moved outward or inward through the first arm 41;

[0036] A plurality of round rods 43, all of which have their right ends passing through the rotating drum 3 and are connected to the outer drum 4 and are slidably connected to the rotating drum 3, are equidistantly mounted on the right end of the annular rotating disk 44 located in the rotating drum 3. The plurality of round rods 43 are used in conjunction with each other to connect the annular rotating disk 44 and the outer drum 4. The movable part of the first telescopic device, whose fixed part is mounted on the left wall inside the housing 2, is arranged on the front side of the left end of the annular rotating disk 44. The annular rotating disk 44 is driven to move left and right by the first telescopic device. The first telescopic device can use a third electric push rod 45.

[0037] The movable part of the second telescopic rod 46, which is located at the rear side of the first telescopic device and the fixed part is installed on the left wall inside the housing 2, is arranged on the rear side of the left end of the annular turntable 44, and the movement of the annular turntable 44 is guided by the second telescopic rod 46;

[0038] The inner column 5 whose right end surface overlaps with the right end surface of the outer cylinder 4 is fitted on the middle part of the right end of the rotating cylinder 3, and the inner column 5 is used to provide a mounting carrier for the second arm 51, and a plurality of inner clamping plates 52 located on the inner side of the outer clamping plate 42 and on the outer side of the inner column 5 are equidistantly slidably connected to the right end of the rotating cylinder 3. The plurality of inner clamping plates 52 are used together to clamp the inner wall of the ring raw material, and then the other ends of the plurality of second arms 51 arranged in a tapered structure with narrow left and wide right are equidistantly movably arranged on the outer end of the inner column 5, and the second arm 51 is movably installed on the inner end of the inner clamping plate 52, and the second arm 51 can be used to push the inner clamping plate 52 to move outward or inward;

[0039] A connecting rod 53 extending at its left end into the drum 3 and slidably connected to the drum 3 is installed on the middle of the left end of the inner column 5. The inner column 5 is connected to the second telescopic device through the connecting rod 53. The second telescopic device whose movable part is rotatably connected to the left end of the connecting rod 53 and located on the inner side of the annular rotating disk 44 is installed on the left wall inside the housing 2. The connecting rod 53 is driven to move left and right through the second telescopic device. The second telescopic device can use a fourth electric push rod 55.

[0040] A plurality of auxiliary rods 54 are equidistantly arranged on the left end of the inner column 5 and are located outside the connecting rod 53, and the left ends of the auxiliary rods 54 extend into the rotating drum 3 and are slidably connected to the rotating drum 3. The outer end surface of the outer drum 4 is recessed inward to form a plurality of through grooves extending to the inner wall of the outer drum 4 and alternately arranged with the first support arm 41. The through grooves can facilitate the discharge of waste chips generated by cutting.

[0041] Before the forming process, the ring material is first placed on the right end of the rotating drum 3, at which time the outer clamping plate 42 is located outside the ring material, and the inner clamping plate 52 is located inside the ring material, and then the fourth electric push rod 55 is started to drive the connecting rod 53 to move rightward, thereby causing the inner column 5 to move rightward, thereby causing the plurality of second arms 51 to move rightward toward the inside, thereby causing the plurality of second arms 51 to move outward toward the outside, thereby causing the plurality of inner clamping plates 52 to move outward along the rotating drum 3, thereby squeezing and clamping the inner wall of the ring material;

[0042] Then, the motor 21, the rotating gear 22 and the ring gear 23 are used to drive the rotating drum 3 to rotate, thereby rotating the clamped ring raw material, and then the outer end of the ring raw material is cut by the cutting tool 15, and then the third electric push rod 45 is started to drive the ring rotating disk 44 to move rightward, thereby moving the multiple round rods 43 to the right, so that the outer drum 4 moves to the right;

[0043] Thus, the plurality of first arms 41 are moved rightwardly toward the outside, and then the plurality of first arms 41 are moved inwardly toward the inside, so that the plurality of outer clamping plates 42 are moved inwardly along the rotating drum 3, and then the outer end of the ferrule raw material is clamped, and then the fourth electric push rod 55 is used to move the connecting rod 53 and the inner column 5 to the left, and with the assistance of the second arm 51, the plurality of inner clamping plates 52 are returned inwardly to their original positions;

[0044] Then, the motor 21, the rotating gear 22 and the ring gear 23 are used to drive the rotating drum 3 to rotate, thereby rotating the clamped ring material, and then the cutting tool 15 is used to cut the inner wall of the ring material, so that the inner and outer shaping processing of the bearing ring is completed at the same work station, effectively reducing the processing procedures, improving work efficiency, and reducing labor intensity.

[0045] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A bearing ring forming machine, characterized in that: The machine comprises a frame (1), a processing part is installed on the right side of the upper end of the frame (1), a shell (2) is arranged on the left side of the upper end of the frame (1), the right end of the shell (2) is rotatably connected to a rotating drum (3), and the rotating drum (3) extends into the shell (2), and a driving part is installed in the shell (2), and the driving part is connected to the outer end of the rotating drum (3); The right end of the rotating cylinder (3) fits the outer cylinder (4), and the outer cylinder (4) is located on the left side of the workpiece. A plurality of outer clamping plates (42) are equidistantly installed on the inner side of the outer cylinder (4), and the outer clamping plates (42) are slidably connected to the right end of the rotating cylinder (3). A first support arm (41) is movably installed toward the outer end of the outer clamping plate (42), and the other end of the first support arm (41) is movably arranged on the inner wall of the outer cylinder (4). The plurality of first support arms (41) are arranged in a tapered structure with a width on the left and a narrowness on the right. A first pusher is installed on the left inner wall of the shell (2), and the first pusher passes through the rotating cylinder (3) and is connected to the outer cylinder (4); The middle part of the right end of the rotating cylinder (3) fits the inner column (5), and the right end surface of the inner column (5) overlaps with the right end surface of the outer cylinder (4). A plurality of inner clamping plates (52) are equidistantly arranged on the outer side of the inner column (5), and the inner clamping plates (52) are located on the inner side of the outer clamping plates (42). The inner clamping plates (52) are slidably connected to the right end of the rotating cylinder (3). A second support arm (51) is movably installed toward the inner end of the inner clamping plate (52). The other end of the second support arm (51) is movably arranged on the outer end of the inner column (5). The plurality of second support arms (51) are arranged in a conical structure with a narrow left side and a wide right side. A second pusher is arranged on the left inner wall of the shell (2), and the second pusher is located on the inner side of the first pusher. The second pusher passes through the rotating cylinder (3) and is connected to the inner column (5).

2. A bearing ring forming machine according to claim 1, characterized in that: The first pushing member comprises an annular rotating disk (44) located in the rotating cylinder (3), a plurality of round rods (43) are equidistantly mounted on the right end of the annular rotating disk (44), the right ends of the plurality of round rods (43) all pass through the rotating cylinder (3) and are connected to the outer cylinder (4), and the round rods (43) are slidably connected to the rotating cylinder (3); The movable part of the first telescopic device is arranged at the front side of the left end of the annular turntable (44), and the fixed part of the first telescopic device is installed on the left wall inside the shell (2). The movable part of the second telescopic rod (46) is arranged at the rear side of the left end of the annular turntable (44), and the second telescopic rod (46) is located at the rear side of the first telescopic device, and the fixed part of the second telescopic rod (46) is installed on the left wall inside the shell (2).

3. A bearing ring forming machine according to claim 2, characterized in that: The second pushing member comprises a connecting rod (53), the connecting rod (53) being mounted at the middle of the left end of the inner column (5), the left end of the connecting rod (53) extending into the rotating drum (3), and the rotating drum (3) being slidably connected to the connecting rod (53); The left end of the connecting rod (53) is rotatably connected to the movable part of the second telescopic device, the second telescopic device is installed on the left wall inside the shell (2), and the second telescopic device is located on the inner side of the annular turntable (44), a plurality of auxiliary rods (54) are equidistantly arranged on the left end of the inner column (5), and the auxiliary rods (54) are located on the outer side of the connecting rod (53), the left end of the auxiliary rod (54) extends into the rotating drum (3), and the rotating drum (3) is slidably connected to the auxiliary rod (54).

4. The bearing ring forming machine according to claim 1, characterized in that: The outer end surface of the outer cylinder (4) is inwardly recessed to form a plurality of through grooves, and the through grooves extend to the inner wall of the outer cylinder (4), and the through grooves and the first supporting arms (41) are arranged alternately.

5. The bearing ring forming machine according to claim 1, characterized in that: The driving member comprises a ring gear (23), the ring gear (23) being mounted on the outer end of the rotating drum (3), and the ring gear (23) being located inside the housing (2), the rear end of the ring gear (23) being meshed with the rotating gear (22), the movable part of the driving device being mounted on the left end of the rotating gear (22), the fixed part of the driving device being arranged on the left wall inside the housing (2), and the driving device being located on the rear side of the rotating drum (3).

6. The bearing ring forming machine according to claim 1, characterized in that: The processing part comprises a slider (11), the slider (11) is slidably connected to the upper end of the frame (1), the fixed part of the third telescopic device is installed on the upper end of the frame (1), and the movable part of the third telescopic device is installed on the right end of the slider (11); A fixed part of a lifting device is arranged in the middle of the upper end of the slide block (11), a tool holder (14) is installed on the upper end of the movable part of the lifting device, a cutting tool (15) is arranged at the left end of the tool holder (14), and the cutting tool (15) extends into the tool holder (14).

7. A bearing ring forming machine according to claim 6, characterized in that: A plurality of first telescopic rods (13) are installed at equal distances between the slide block (11) and the tool holder (14), and the first telescopic rods (13) are located outside the lifting device.

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