Powder metallurgy gear shaping apparatus

Abstract

The utility model relates to powder metallurgy technical field especially is a kind of powder metallurgy gear shaper, including positioning table, positioning table top is equipped with chute, the inside of chute is provided with sliding block, sliding block top fixedly connected clamping block, sliding block bottom is fixedly connected with linkage block, linkage block bottom is fixedly connected with baffle, positioning table bottom is equipped with rotary groove, the inside of rotary groove is provided with rotating ring, rotating ring bottom fixedly connected with carousel, carousel inside is equipped with linkage groove, carousel outer wall is fixedly connected with connecting rod, the other end inner wall both sides of connecting rod are equipped with limit slot, the inside of the other end of connecting rod is provided with plug block, plug block both sides outer wall are provided with limit block, plug block top swing joint has moving block, positioning table outer wall is fixedly connected with screw support. The utility model, can satisfy different inner diameter gear clamping fixed demand, applicability greatly improves, and gear center position does not need to be adjusted, operation procedure is simple, improves the gear shaper efficiency of whole device.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of powder metallurgy especially relates to a powder metallurgy gear shaping device. BACKGROUND

[0002] Gear is the mechanical element that has tooth on wheel rim and can continuously mesh and transmit motion and power, is the toothed mechanical part that can mesh with each other, the existing gear needs to be shaped in the process of processing, the gear needs to be fixed in the process of shaping.

[0003] The applicant found that the Chinese patent disclosed "a shaping device for powder metallurgy gear machining" when applying the utility model, and the application number is "CN202121655766.5", the patent mainly opens the telescopic rod through the switch, the telescopic rod will move downward, the pressing plate will contact with the gear in the process of moving downward, and the gear is fixed through the pressing plate.

[0004] But the diameter of the telescopic rod of the device cannot be changed, only the gear with the inner diameter larger than the diameter of the telescopic rod can be sleeved outside the telescopic rod, when the gear is sleeved, if the inner diameter of the gear is larger than the diameter of the telescopic rod, manual adjustment is needed to ensure that the center of the gear is consistent with the center of the telescopic rod, the process is complicated, the centering efficiency is low, and the overall gear shaping efficiency is reduced. UTILITY MODEL CONTENT

[0005] Therefore, the utility model provides a powder metallurgy gear shaping device, and the main technical problem to be solved is that only the gear with the inner diameter larger than the diameter of the telescopic rod can be sleeved outside the telescopic rod, when the gear is sleeved, if the inner diameter of the gear is larger than the diameter of the telescopic rod, manual adjustment is needed.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a powder metallurgy gear shaping device, including the positioning table, the top of positioning table is opened with the chute, and the quantity of chute has a plurality of, the inside of a plurality of chutes all is provided with the sliding block, the top fixed connection of sliding block is clamped in mass, the bottom fixed connection of sliding block has the linkage block, the bottom fixed connection of linkage block has the baffle, the bottom of positioning table is opened with the rotary groove, the inside of rotary groove is provided with the rotating ring, the bottom fixed connection of rotating ring has the rotating disc, the inside of rotating disc is opened with the linkage groove, and the quantity of linkage groove has a plurality of, the inside of linkage groove is passed through linkage block, the outer wall of rotating disc is fixedly connected with the connecting rod, the both sides of the other end inner wall of connecting rod all are opened with the limiting slot, the inside of connecting rod is provided with the plug, the both sides outer wall of plug all are provided with the limiting block, and the limiting block is located in the inside of limiting slot, the top swing joint of plug has the moving block, the outer wall fixed connection of positioning table has the screw rod support, and the quantity of screw rod support has two, the outer wall swing joint of rear screw rod support has the screw rod, the outer wall of screw rod is connected with the inner wall of moving block with screw thread, and the other end fixed connection of screw rod has the rotating handle.

[0007] By adopting the above technical scheme, the needs of different inner diameter gear clamping and fixing can be met.

[0008] As a further description of the above technical scheme:

[0009] The plurality of chute is communicated, the baffle is located at the bottom of the rotating disc, and the screw rod penetrates the front end screw rod support.

[0010] By adopting the above technical scheme, the plurality of baffles plays the role of limiting, and the moving process of the plurality of sliding blocks is more stable.

[0011] As a further description of the above technical scheme:

[0012] The top of the positioning table is fixedly connected with the portal frame, the inner wall top of the portal frame is provided with the cylinder sleeve, and the inside of the cylinder sleeve is provided with the telescopic rod.

[0013] By adopting the above technical scheme, the lifting of the shaping die under the telescopic rod is controlled.

[0014] As a further description of the above technical scheme:

[0015] The bottom end inside screw connection of telescopic rod has shaping die, and the rotating ring and rotary groove section are all T-shaped.

[0016] By adopting the above technical scheme, the shaping die is screw connected with the bottom of the telescopic rod, the corresponding shaping die can be replaced according to different models of gears, and the applicability of the device is improved.

[0017] As a further description of the above technical solutions:

[0018] The bottom of the positioning table is fixedly connected with support legs, and the number of the support legs is multiple, and the multiple support legs are located at the bottom edges of the positioning table.

[0019] By adopting the above technical solutions, the positioning table is supported, so that the positioning table is more stable.

[0020] As a further description of the above technical solutions:

[0021] The bottoms of the multiple support legs are provided with bases, the interiors of the bases are provided with fixing holes, the number of the fixing holes is multiple, and the bottoms of the bases are provided with shock-absorbing pads.

[0022] By adopting the above technical solutions, the bases can be fixed on the ground through the multiple fixing holes, and the shock-absorbing pads can reduce the vibration during the operation of the device.

[0023] Through the above technical solutions, the powder metallurgy gear shaping device has at least the following beneficial effects:

[0024] 1. Compared with the prior art, the powder metallurgy gear shaping device sleeves the gear to be shaped around the multiple clamping blocks, rotates the screw rod by rotating the handle, moves the moving block from front to back due to the fact that the plug movably connected to the bottom of the moving block is located in the interior of the connecting rod, drives the connecting rod to rotate the disc counterclockwise, moves the multiple linkage blocks in the multiple linkage grooves away from the center of the disc, respectively, moves the linkage blocks and the clamping blocks connected with the multiple linkage blocks away from the center of the disc, respectively, and realizes the clamping and fixing function of the multiple clamping blocks from the interior of the gear, so that the clamping and fixing requirement of gears with different inner diameters can be met, the applicability is greatly improved, the position of the gear center does not need to be adjusted, the operation process is simple, and the gear shaping efficiency of the whole device is improved.

[0025] 2. Compared with the prior art, the powder metallurgy gear shaping device sets the cylinder sleeve and the telescopic rod on the inner wall top of the gantry, threadedly connects the shaping die at the bottom of the telescopic rod, extends the telescopic rod from the cylinder sleeve after the gear is clamped and fixed, drives the shaping die to press downward and wraps the whole gear in the interior, performs the shaping operation, and can separate the shaping die from the telescopic rod in a screwing manner, replace the shaping die corresponding to the gear, and meet the shaping requirement of gears of different models. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a first perspective overall structure schematic view of the powder metallurgy gear shaping device.

[0027] Figure 2 A powder metallurgy gear shaping device sliding groove structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0028] Figure 3 A powder metallurgy gear shaping device rotating groove structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0029] Figure 4 A powder metallurgy gear shaping device rotating ring structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0030] Figure 5 A powder metallurgy gear shaping device connecting rod structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0031] Figure 6 A powder metallurgy gear shaping device rotating disc structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0032] Figure 7 A powder metallurgy gear shaping device sliding block structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0033] Figure 8 A powder metallurgy gear shaping device screw rod structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0034] Figure 9 A powder metallurgy gear shaping device internal structure schematic view of the powder metallurgy gear shaping device is provided in the utility model.

[0035] Legend:

[0036] 1, positioning table, 2, sliding groove, 3, sliding block, 4, clamping block, 5, linkage block, 6, baffle, 7, rotating groove, 8, rotating ring, 9, rotating disc, 10, linkage groove, 11, connecting rod, 12, limiting groove, 13, plug-in block, 14, limiting block, 15, moving block, 16, screw rod support, 17, screw rod, 18, rotating handle, 19, gantry, 20, cylinder sleeve, 21, telescopic rod, 22, shaping die, 23, supporting leg, 24, base, 25, fixed hole, 26, shock pad. Specific implementation

[0037] Reference Figures 1-9The utility model provides a kind of powder metallurgy gear shaper device:Including positioning table 1, the top of positioning table 1 is equipped with chute 2, and the quantity of chute 2 has multiple, multiple chutes 2 are interconnected, the inside of multiple chutes 2 is all provided with sliding block 3, the top of sliding block 3 is fixedly connected clamping block 4, the bottom of sliding block 3 is fixedly connected with linkage block 5, the bottom of linkage block 5 is fixedly connected with baffle 6, the bottom of positioning table 1 is equipped with rotary groove 7, rotary groove 7 is provided with rotating ring 8 in the inside, the bottom of rotating ring 8 is fixedly connected with turntable 9, baffle 6 is located the bottom of turntable 9, rotary groove 7 is equipped with linkage groove 10 in the inside, and the quantity of linkage groove 10 has multiple, linkage block 5 penetrates the inside of linkage groove 10, the outer wall of turntable 9 is fixedly connected with connecting rod 11, the other end inner wall of connecting rod 11 is all equipped with limit groove 12, the inside of connecting rod 11 is provided with plug 13, the both sides outer wall of plug 13 is all provided with limit block 14, limit block 14 is located the inside of limit groove 12, the top of plug 13 is movably connected with moving block 15, the outer wall of positioning table 1 is fixedly connected with screw rod support 16, and the quantity of screw rod support 16 has two, the outer wall of rear screw rod support 16 is movably connected with screw rod 17, screw rod 17 penetrates front screw rod support 16, the outer wall of screw rod 17 is threadedly connected with the inner wall of moving block 15, the other end of screw rod 17 is fixedly connected with handle 18.

[0038] Gear to be shaped is sleeved on the periphery of multiple clamping blocks 4, by rotating handle 18 drives screw rod 17 to rotate, since the plug 13 movably connected at the bottom of moving block 15 is located in the inside of connecting rod 11, make and move to the rear of moving block 15 by screw rod 17 threadedly connected, so that connecting rod 11 drives turntable 9 to rotate counterclockwise, when turntable 9 rotates counterclockwise, make linkage block 5 respectively located in linkage groove 10 respectively along multiple linkage grooves 10 move to the direction away from the center of turntable 9, realize that multiple sliding blocks 3 respectively with linkage block 5 and clamping block 4 connected are moved to the position away from the center of turntable 9, so that multiple clamping blocks 4 realize the function of clamping and fixing from the inside of gear, can satisfy the demand of different inner diameter gear clamping and fixing, greatly improve applicability, and do not need to adjust the position of gear center, operation process is simple, improve the gear shaping efficiency of whole device.

[0039] The top of positioning table 1 is fixedly connected with portal frame 19, the top of the inner wall of portal frame 19 is installed with cylinder sleeve 20, the inside of cylinder sleeve 20 is provided with telescopic rod 21, the inside of the bottom end of telescopic rod 21 is threadedly connected with shaping die 22, rotating ring 8 and rotary groove 7 section are all T-shaped.

[0040] After the gear is clamped and fixed, the telescopic rod 21 extends out of the cylinder sleeve 20, drives the shaping die 22 to press down and wraps the whole gear inside, performs the shaping operation, and can be separated from the telescopic rod 21 in a screwing manner, replaces the shaping die 22 corresponding to the gear, and can meet the shaping requirements of gears of different models.

[0041] The bottom of the positioning table 1 is fixedly connected with support legs 23, the number of the support legs 23 is multiple, the multiple support legs 23 are located at the bottom edges of the positioning table 1, the bottoms of the multiple support legs 23 are provided with bases 24, the inside of the base 24 is provided with fixing holes 25, the number of the fixing holes 25 is multiple, and the bottom of the base 24 is provided with shock pads 26.

[0042] Working principle: the gear to be shaped is sleeved on the periphery of the multiple clamping blocks 4, the screw rod 17 is driven to rotate by rotating the handle 18, the moving block 15 is moved from front to back due to the fact that the plug block 13 movably connected to the bottom of the moving block 15 is located inside the connecting rod 11, the connecting rod 11 drives the rotating disc 9 to rotate counterclockwise, when the rotating disc 9 rotates counterclockwise, the multiple linkage blocks 5 located inside the multiple linkage grooves 10 are moved away from the center of the rotating disc 9, the multiple linkage blocks 5 and the clamping blocks 4 connected to the multiple linkage blocks 5 are moved away from the center of the rotating disc 9, and the multiple clamping blocks 4 are clamped and fixed from the inside of the gear, after the gear is clamped and fixed, the telescopic rod 21 extends out of the cylinder sleeve 20, drives the shaping die 22 to press down and wraps the whole gear inside, performs the shaping operation, and can be separated from the telescopic rod 21 in a screwing manner, replaces the shaping die 22 corresponding to the gear, and can meet the shaping requirements of gears of different models.

[0043] Finally, it should be noted that: the above only describes preferred embodiments of the present application and is not intended to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced, any modification, equivalent replacement, improvement, etc. within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A powder metallurgy gear shaping device comprising a positioning table (1), characterized in that: The top of the positioning table (1) is provided with a plurality of sliding grooves (2), the inside of the plurality of sliding grooves (2) is provided with a sliding block (3), the top of the sliding block (3) is fixedly connected with a clamping block (4), the bottom of the sliding block (3) is fixedly connected with a linkage block (5), the bottom of the linkage block (5) is fixedly connected with a baffle (6), the bottom of the positioning table (1) is provided with a rotating groove (7), the inside of the rotating groove (7) is provided with a rotating ring (8), the bottom of the rotating ring (8) is fixedly connected with a rotating disc (9), the inside of the rotating disc (9) is provided with a plurality of linkage grooves (10), the linkage block (5) penetrates the inside of the linkage groove (10), the outer wall of the rotating disc (9) is fixedly connected with a connecting rod (11), the other end of the connecting rod (11) is provided with a limiting slot (12) on the both sides of the inner wall, the other end of the connecting rod (11) is provided with an insertion block (13) in the inside, the both sides of the outer wall of the insertion block (13) are provided with a limiting block (14), the limiting block (14) is located in the inside of the limiting slot (12), the top of the insertion block (13) is movably connected with a moving block (15), the outer wall of the positioning table (1) is fixedly connected with a screw rod support (16), the outer wall of the rear screw rod support (16) is movably connected with a screw rod (17), the outer wall of the screw rod (17) is threadedly connected with the inner wall of the moving block (15), the other end of the screw rod (17) is fixedly connected with a rotating handle (18).

2. A powder metallurgy gear sizing device as defined in claim 1, wherein: The plurality of sliding grooves (2) are communicated with each other, the baffle (6) is located at the bottom of the rotating disc (9), and the screw rod (17) penetrates the front screw rod support (16).

3. A powder metallurgy gear sizing device as defined in claim 1 wherein: The top of the positioning table (1) is fixedly connected with a portal frame (19), the top of the inner wall of the portal frame (19) is provided with a cylinder sleeve (20), and the inside of the cylinder sleeve (20) is provided with a telescopic rod (21).

4. A powder metallurgy gear sizing device as defined in claim 3 wherein: The bottom end of the telescopic rod (21) is threadedly connected with a shaping die (22), and the cross section of the rotating ring (8) and the rotating groove (7) is T-shaped.

5. A powder metallurgy gear sizing device as defined in claim 1, wherein: The bottom of the positioning table (1) is fixedly connected with a plurality of supporting legs (23), and the plurality of supporting legs (23) are located at the bottom edges of the positioning table (1).

6. A powder metallurgy gear sizing device as defined in claim 5, wherein: The bottom of the plurality of supporting legs (23) is provided with a base (24), the inside of the base (24) is provided with a plurality of fixing holes (25), and the bottom of the base (24) is provided with a shock pad (26).

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