Forming device of bearing framework

Abstract

The invention relates to a bearing framework forming device which comprises an upper die base and a lower die base, a first blanking die, a second blanking die, a first shaping die, a third blanking die, a first framework die, a necking die and a second framework die are arranged between the upper die base and the lower die base, and the first blanking die is used for punching gaps in the two sides of a bearing framework; the second blanking die is used for punching gaps between the upper side and the lower side of the bearing framework and tying belts for connecting plates; the first shaping die is used for punching the whole shape of the two bearing frameworks; the third blanking die is used for punching off redundant plates in the middle; the first framework die is used for punching a first bearing framework; the necking die is used for carrying out necking process treatment on the bottom of the second bearing framework; the second framework die is used for punching a second bearing framework. The invention aims at providing the forming device of the bearing framework to solve the problems that in the prior art, bearing framework machining production efficiency is low, and raw material waste is large.

Description

Technical Field

[0001] The invention relates to the technical field of bearing accessories, and in particular to a forming device for a bearing frame. Background Art

[0002] Bearing is an important component in modern mechanical equipment. Its main function is to support the mechanical rotating body, reduce the friction coefficient during its movement, and ensure its rotation accuracy.

[0003] The existing bearing frame forming device wastes raw materials when processing the bearing frame, and can only punch one type of bearing frame at a time during the stamping process, which has low production efficiency and wastes excess plates. If two types of bearing frames are to be obtained, stamping and forming need to be performed on two devices, which requires a large area of ​​land.

[0004] A bearing frame forming device is now provided which can improve production efficiency and save raw materials. Summary of the invention

[0005] The object of the present invention is to provide a bearing frame forming device to solve the problems of low production efficiency and large waste of raw materials in the bearing frame processing in the prior art.

[0006] In order to achieve the above object, the basic scheme of the present invention is as follows: A forming device for a bearing frame comprises an upper die base and a lower die base, wherein a first punching die, a second punching die, a first shaping die, a third punching die, a first skeleton die, a shrinking die and a second skeleton die are sequentially arranged between the upper die base and the lower die base, wherein the first punching die is used for punching out gaps on the left and right sides of the bearing frame; the second punching die is used for punching out gaps on the upper and lower sides of the bearing frame and ties connecting plates; the first shaping die is used for punching out the overall shape of the two bearing frames; the third punching die is used for punching out excess plate in the middle; the first skeleton die is used for punching out the first bearing frame; the shrinking die is used for shrinking the bottom of the second bearing frame; and the second skeleton die is used for punching out the second bearing frame.

[0007] Compared with the prior art, the forming device of a bearing frame of the present application has the following beneficial effects: The present application sets a first skeleton mold to punch out a first bearing skeleton, then uses a shrinking mold to shrink the bottom opening of the second bearing skeleton, and then punches out the second bearing skeleton through the second skeleton mold, thereby realizing a set of devices to punch out two bearing skeletons of different sizes, thereby improving the forming efficiency of the bearing skeletons, improving the utilization rate of the plate materials, and reducing the waste of the plate materials; at the same time, one device can punch out two bearing skeletons of different sizes, saving the use space of the site.

[0008] Preferably, the first punching die comprises a first punching block arranged on an upper die base and a first punching hole arranged on a lower die base.

[0009] Beneficial effect: The first punching die is used to punch out the gaps on the left and right sides of the bearing frame.

[0010] Preferably, the second punching die comprises a second punching block arranged on the upper die base and a second punching hole arranged on the lower die base.

[0011] Beneficial effect: The second punching die is used to punch out the gaps on the upper and lower sides of the bearing frame and the ties connecting the plates, and the ties enable the bearing frame to be fixed on the plates before being punched off.

[0012] Preferably, the first shaping mold includes a first convex mold arranged on an upper mold base and a first concave mold arranged on a lower mold base.

[0013] Beneficial effect: The first shaping die is used to punch out the overall shape of the two bearing frames.

[0014] Preferably, the shaping dies are provided in three groups and are located between the second punching die and the third punching die.

[0015] Beneficial effect: The three sets of first shaping dies can ensure that the punched bearing frame is more consistent with the required shape and size.

[0016] Preferably, the third punching die comprises a third punching block arranged on the upper die base and a third punching hole arranged on the lower die base.

[0017] Beneficial effect: The third punching die is used to punch out the excess sheet material in the middle of the sheet material.

[0018] Preferably, the first skeleton mold comprises a first skeleton punching block arranged on an upper die base and a first skeleton punching hole arranged on a lower die base.

[0019] Beneficial effect: The first skeleton mold is used to punch out the first bearing skeleton.

[0020] Preferably, the necking mold includes a second punch disposed on an upper mold base and a second die on a lower mold base, the second die includes a planar portion and a protrusion at the edge of the planar portion, and a rounded corner is disposed inside the protrusion to transition to the planar portion.

[0021] Beneficial effect: The necking mold is used to perform necking process on the bottom of the second frame.

[0022] Preferably, the second skeleton mold comprises a second skeleton punching block arranged on the upper die base and a second skeleton punching hole arranged on the lower die base.

[0023] Beneficial effect: The second skeleton mold is used to punch out the second bearing skeleton. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic structural diagram of a bearing frame forming device provided in an embodiment of the present invention; Figure 2 A schematic diagram of the structure of the bearing frame forming device provided by an embodiment of the present invention after the upper die seat is hidden; Figure 3 An internal schematic diagram of a bearing frame forming device provided by an embodiment of the present invention; Figure 4 A schematic structural diagram of a first punching die, a second punching die and a first shaping die provided in an embodiment of the present invention; Figure 5 A schematic diagram of the structure of a plate after being processed by a first punching die, a second punching die and a first shaping die provided in an embodiment of the present invention; Figure 6 A schematic structural diagram of a third punching die and a first skeleton die provided in an embodiment of the present invention; Figure 7 A schematic diagram of the structure of a plate after being processed by the third punching die and the first skeleton die provided in an embodiment of the present invention; Figure 8 A schematic diagram of the structure of a necking mold and a second skeleton mold provided in an embodiment of the present invention; Fig. 9 A schematic diagram of the structure of the second concave mold according to an embodiment of the present invention; Fig.10 This is a schematic structural diagram of a plate after being processed by a necking mold and a second skeleton mold provided in an embodiment of the present invention. DETAILED DESCRIPTION

[0025] The following is further described in detail through specific implementation methods: The figure marks in the drawings of the specification include: upper die base 1, lower die base 2, first punching die 3, second punching die 4, first shaping die 5, third punching die 6, first skeleton die 7, shrinking die 8, second skeleton die 9, gap 10, lace 11, plate 12, first punching block 13, first punching hole 14, second punching block 15, second punching hole 16, first punch 17, first die 18, third punching block 19, third punching hole 20, first skeleton punching block 21, first skeleton punching hole 22, second punch 23, second die 24, plane part 25, protrusion 26, fillet 27, second skeleton punching block 28, second skeleton punching hole 29.

[0026] As attached Figure 1-10 As shown, this embodiment shows a forming device for a bearing frame, including an upper die base 1 and a lower die base 2, between which a first punching die 3, a second punching die 4, a first shaping die 5, a third punching die 6, a first skeleton die 7, a shrinking die 8 and a second skeleton die 9 are arranged in sequence.

[0027] In this embodiment, a first skeleton mold 7 is set to punch out the first bearing skeleton, and then a shrinking mold 8 is used to shrink the bottom opening of the second bearing skeleton still connected to the plate 12, and then a second bearing skeleton is punched out by a second skeleton mold 9, so that a set of bearing skeleton forming devices can punch out two bearing skeletons of different sizes, thereby improving the forming efficiency of the bearing skeletons and the utilization rate of the plate 12.

[0028] Among them, the first punching die 3 includes a first punching block 13 arranged on the upper die base 1 and a first punching hole 14 arranged on the lower die base 2. The second punching die 4 includes a second punching block 15 arranged on the upper die base 1 and a second punching hole 16 arranged on the lower die base 2. The first shaping die 5 includes a first punch 17 arranged on the upper die base 1 and a first die 18 arranged on the lower die base 2. The shaping die is provided in three groups and is located between the second punching die 4 and the third punching die 6. The third punching die 6 includes a third punching block 19 arranged on the upper die base 1 and a third punching hole 20 arranged on the lower die base 2. The first skeleton die 7 includes a first skeleton punching block 21 arranged on the upper die base 1 and a first skeleton punching hole 22 arranged on the lower die base 2.

[0029] The necking mold 8 includes a second punch 23 provided on the upper mold base 1 and a second die 24 provided on the lower mold base 2 . The second die 24 includes a plane portion 25 and a protrusion 26 at the edge of the plane portion 25 . A fillet 27 is provided inside the protrusion 26 to transition to the plane portion 25 .

[0030] The second skeleton mold 9 includes a second skeleton punching block 28 disposed on the upper die base 1 and a second skeleton punching hole 29 disposed on the lower die base 2 .

[0031] When the skeleton is formed, the plate 12 is conveyed into the forming device of the bearing skeleton from the left side. In sequence, the first punching die 3 is used to punch out the gaps 10 on the left and right sides of the bearing skeleton; the second punching die 4 is used to punch out the gaps 10 on the upper and lower sides of the bearing skeleton and the ties 11 connecting the plate 12. The blanks of the first bearing skeleton and the second bearing skeleton in the middle of the plate 12 are connected to the plate 12 through the ties 11. The first shaping die 5 is used to punch out the overall shape of the two bearing skeletons, that is, the circular ring with two steps and the middle plate 12. The third punching die 6 is used to punch out the excess plate 12 in the middle. The first skeleton die 7 is used to punch out the first bearing skeleton, that is, to punch out the lower step circular ring, which is the first bearing skeleton. What remains is the blank of the second bearing skeleton.

[0032] Afterwards, the bottom of the second bearing frame is subjected to a shrinking process by means of the shrinking die 8. During the process, the second convex die 23 is pressed downward to press the blank of the second bearing frame downward, and the outer edge of the bottom of the second bearing frame is bent inward by shaping the protrusion 26 and the fillet 27, thereby achieving the purpose of reducing the opening at the bottom of the second bearing frame. Then, the second frame die 9 is used to punch out the second bearing frame.

[0033] The above is only an embodiment of the present invention, and the common knowledge such as the known specific structure and characteristics in the scheme is not described in detail here. It should be pointed out that for those skilled in the art, several deformations and improvements can be made without departing from the structure of the present invention, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicality of the patent. The scope of protection required by this application shall be based on the content of its claims, and the specific implementation methods and other records in the specification can be used to interpret the content of the claims.

Claims

1. A bearing frame forming device, characterized in that: The invention comprises an upper die seat (1) and a lower die seat (2), wherein a first punching die (3), a second punching die (4), a first shaping die (5), a third punching die (6), a first skeleton die (7), a shrinking die (8) and a second skeleton die (9) are sequentially arranged between the upper die seat (1) and the lower die seat (2), wherein the first punching die (3) is used to punch out gaps (10) on the left and right sides of the bearing skeleton; the second punching die (4) is used to punch out gaps (10) on the upper and lower sides of the bearing skeleton and a lace (11) connecting a plate (12); the first shaping die (5) is used to punch out the overall shape of the two bearing skeletons; the third punching die (6) is used to punch out excess plate (12) in the middle; the first skeleton die (7) is used to punch out the first bearing skeleton; the shrinking die (8) is used to perform a shrinking process on the bottom of the second bearing skeleton; and the second skeleton die (9) is used to punch out the second bearing skeleton.

2. A bearing frame forming device according to claim 1, characterized in that: The first punching die (3) comprises a first punching block (13) arranged on an upper die base (1) and a first punching hole (14) arranged on a lower die base (2).

3. A bearing frame forming device according to claim 1, characterized in that: The second punching die (4) comprises a second punching block (15) arranged on an upper die base (1) and a second punching hole (16) arranged on a lower die base (2).

4. A bearing frame forming device according to claim 1, characterized in that: The first shaping die (5) comprises a first convex die (17) arranged on an upper die base (1) and a first concave die (18) arranged on a lower die base (2).

5. A bearing frame forming device according to claim 4, characterized in that: The shaping dies are provided in three groups and are located between the second punching die (4) and the third punching die (6).

6. The bearing frame forming device according to claim 1, characterized in that: The third punching die (6) comprises a third punching block (19) arranged on an upper die base (1) and a third punching hole (20) arranged on a lower die base (2).

7. A bearing frame forming device according to claim 1, characterized in that: The first skeleton mold (7) comprises a first skeleton punching block (21) arranged on an upper die base (1) and a first skeleton punching hole (22) arranged on a lower die base (2).

8. The bearing frame forming device according to claim 1, characterized in that: The necking mold (8) comprises a second convex mold (23) arranged on an upper mold base (1) and a second concave mold (24) on a lower mold base (2); the second concave mold (24) comprises a plane portion (25) and a protrusion (26) at the edge of the plane portion (25); a rounded corner (27) is arranged on the inner side of the protrusion (26) to transition to the plane portion (25).

9. The forming die of the bearing frame according to claim 1, characterized in that: The second skeleton mold (9) comprises a second skeleton punching block (28) arranged on an upper die base (1) and a second skeleton punching hole (29) arranged on a lower die base (2).

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