Chamfering machine capable of being automatically and accurately controlled

Abstract

The utility model discloses an automatic accurate control chamfering machine which comprises a base, a gear placing frame and a lifting mechanism which are adjacently arranged on the base, a chamfering machine body is arranged on the lifting mechanism to control the height of the chamfering machine body to be matched with the position of a placed gear, and the output end of the chamfering machine body is connected with a cutter grinding disc. A point taking mechanism is arranged on the chamfering machine, the chamfering machine is driven by the point taking mechanism to deflect repeatedly with the middle as the axis, and meanwhile the deflection time is equal to the time that the gear on the gear containing frame rotates one tooth. The chamfering machine can rapidly, accurately and repeatedly deflect with the middle as the axis under the action of the air cylinders on the two sides and the point pressing assembly, and chamfering operation after synchronous tooth switching can be achieved every time a cutter grinding disc of the chamfering machine is pressed downwards. And meanwhile, when the gear needs to be switched after each tooth is chamfered, the cylinder can output the maximum acting force to drive the whole cutter grinding disc to deflect upwards.

Description

TECHNICAL FIELD

[0001] The utility model relates to metal processing equipment technical field, concretely is a chamfering machine of automatic precision control. BACKGROUND

[0002] As an indispensable process in gear production, with the progress and development of technology, chamfering machine has been widely used in the process. The existing gear chamfering machine uses abrasive wheel grinding chamfer, the machining precision is low, the consistency is poor, and the chamfer quality is difficult to guarantee. The existing gear chamfering machine generally is numerical control gear chamfering machine, numerical control gear chamfering machine generally includes machine tool frame, tool box system, cutter box system etc., the machining precision of numerical control gear chamfering machine is very high, but the manufacturing cost of numerical control chamfering machine is very high. The problem frequently encountered by small chamfering machine is that due to different specifications of gear diameter, pitch, etc. and the recess between each tooth part, the chamfer forming tool is not easy to accurately cut, and it is often necessary to correct and align multiple times, and the yield of finished product after chamfering is low.

[0003] In order to solve the above problems, the case is born. CONTENT OF THE UTILITY MODEL

[0004] (I) technical problem solved

[0005] In view of the deficiency of prior art, the utility model provides a chamfering machine of automatic precision control, which solves the problems put forward in the above background technology.

[0006] (II) technical scheme

[0007] In order to realize the above purpose, the utility model is realized by the following technical scheme: a chamfering machine of automatic precision control, including base, the base is equipped with adjacent gear mounting rack and lifting mechanism, wherein the lifting mechanism is equipped with chamfering machine to control the height of chamfering machine and the position of the mounted gear is adapted, and the output end is connected with whetstone disc, the chamfering machine is equipped with point taking mechanism, the chamfering machine is driven by point taking mechanism to repeatedly deflect with the middle as the axis, and the time of deflection is equal to the time of gear on the gear mounting rack rotating a tooth.

[0008] Preferably, the lower side of the rotating drum is connected with a rotating plate, the one side of the shaft sleeve is further provided with a second supporting plate, the second supporting plate is located above the first supporting plate, and the second supporting plate is provided with a cylinder and a point pressure assembly for outputting force on both sides of the rotating drum.

[0009] Preferably, the point pressure assembly comprises a straight cylinder, the bottom of the straight cylinder penetrates a point rod, the point rod is connected with the top of the inner wall of the straight cylinder through a spring, and the lower end of the point rod abuts against the first supporting plate in normal state.

[0010] Preferably, the outer end of the support plate is connected with a limiting rod, and the limiting rod is arranged on the lower side of the chamfering machine close to the output end.

[0011] Preferably, the lifting mechanism adopts a support, a screw rod is arranged on the support, a shaft sleeve is sleeved on the screw rod, the point taking mechanism comprises a support plate one which is horizontally connected to the shaft sleeve close to the gear side, a rotating drum is pivoted on the support plate one, and the rotating drum is fixedly connected with the chamfering machine through a connecting belt.

[0012] Preferably, the gear setting frame is provided with a motor, a rotating disc is connected to the output end of the motor, a setting shaft is arranged at the axial extension of the rotating disc, a long slot is formed on one side of the setting shaft, the gear is arranged in the setting shaft, and a clamping block is slidably connected in the long slot.

[0013] (Three) beneficial effects

[0014] Compared with the prior art, the chamfering machine with automatic and precise control has the following advantages: the chamfering machine is pivoted at the middle part and is driven by the two side cylinders and the point pressing assembly to realize rapid and precise repeated deflection, so that the grinding disc of the chamfering machine can realize synchronous switching of the chamfering operation after each tooth is cut. When each tooth is chamfered and the gear needs to be switched, the maximum output force of the cylinder can be used to drive the entire grinding disc to upwardly deflect. BRIEF DESCRIPTION OF DRAWINGS

[0015] Fig. 1 is a schematic view of the utility model;

[0016] Fig. 2 is a rear side schematic view of the utility model.

[0017] In the figure: 1, base; 2, gear setting frame; 3, rotating disc; 4, clamping block; 5, gear; 6, screw rod; 7, shaft sleeve; 8, chamfering machine; 9, point pressing assembly; 91, straight cylinder; 92, spring; 93, point rod; 10, connecting belt; 11, cylinder; 12, grinding disc; 13, support plate two; 14, rotating drum; 15, rotating plate; 16, support plate one; 17, limiting block. DETAILED DESCRIPTION

[0018] The utility model will be further described in detail below through the drawings and examples.

[0019] As Figs. 1-2The utility model discloses a kind of automatically accurate control chamfering machines for gear 5 chamfering, including pedestal 1, pedestal 1 is equipped with adjacent gear setting rack 2 and lifting mechanism, wherein lifting mechanism is equipped with chamfering machine 8 to control chamfering machine height with the position of setting gear 5 adaptation on it, and its output end is connected with whetstone disc 12, point taking mechanism is equipped on chamfering machine, chamfering machine is driven to repeatedly deflect with middle part as pivot by point taking mechanism, and the time of simultaneous deflection is equal to the time of gear 5 rotation one tooth on gear setting rack 2.

[0020] Motor is equipped on gear setting rack 2, the output end of motor is connected with carousel 3, carousel 3 is axially extended and is placed shaft in a side and is equipped with long slot, gear 5 is placed in setting shaft, and long slot is slidably connected with clamping block 4, and gear 5 is fastened by the adjustment of relative radial position of clamping block 4.

[0021] Lifting mechanism uses support, support is installed with screw rod 6, and screw rod 6 is sleeved with a shaft sleeve 7. Point taking mechanism includes support plate one 16 that is horizontally connected to shaft sleeve 7 near gear 5 side, and support plate one 16 is pivotally connected with rotary drum 14, and rotary drum 14 is fixedly connected with chamfering machine by connecting band 10 binding.

[0022] Rotary drum 14 is connected with rotating plate 15 on the downside, and support plate two 13 is also installed on the side of shaft sleeve 7, and support plate two 13 is located above support plate one 16, and support plate two 13 is provided with cylinder 11 for outputting force and point pressure assembly 9 on the two sides of rotary drum 14. Wherein point pressure assembly 9 includes straight cylinder 91, straight cylinder 91 is penetrated with point rod 93 at the bottom, point rod 93 is connected with the top of inner wall of straight cylinder 91 by spring 92, and the lower end of point rod 93 is abutted with support plate one 16 in normal state, and the rotation of rotary drum 14 is indirectly controlled by acting on support plate one 16.

[0023] When using, cylinder 11 outputs force to support plate one 16 and drives rotary drum 14 to rotate, so that whetstone disc 12 is upwardly tilted, at this time, motor drives gear 5 to rotate one unit (one tooth is rotated to adjacent tooth), and after cylinder 11 retracts force, spring 92 rebounds and drives support plate one 16 to quickly reset, so that whetstone disc 12 is downwardly pressed to tooth to realize chamfering, and the above operation is repeated until each tooth is chamfered, and then maximum output force of cylinder 11 is used to drive whetstone disc 12 to be upwardly deflected, so as to facilitate subsequent switching of gear 5.

[0024] Limiting rod is connected to the outer end of support plate, and the limiting rod is placed on the downside of chamfering machine near the output end, to control the angle of the inside end of chamfering machine to be excessively large due to stress downward deflection.

[0025] The above-mentioned embodiments are only used for illustrating the present application, and the related personnel can make various changes and modifications without departing from the scope of the present application. The present application is not limited to the content of the specification, and the scope of protection should be determined according to the claims.

Claims

1. An automatically precisely controlled chamfering machine comprising a base, characterized in that: The base is provided with adjacent gear setting frame and lifting mechanism, wherein the lifting mechanism is provided with chamfering machine to control the height of the chamfering machine and the position of the setting gear, and the output end of the chamfering machine is connected with a grinding disc, the chamfering machine is provided with a point taking mechanism, the chamfering machine is driven by the point taking mechanism to repeatedly deflect with the middle part as the shaft, and the time of the deflection is equal to the time of the gear on the gear setting frame rotating one tooth.

2. The automatic precision controlled chamfering machine according to claim 1, characterized in that: The point taking mechanism comprises a first supporting plate horizontally connected to the shaft sleeve near the gear side, a rotating drum is pivotally connected to the first supporting plate, the rotating drum is fixedly connected with the chamfering machine through a connecting belt, a rotating plate is connected to the lower side of the rotating drum, a second supporting plate is also installed on the side of the shaft sleeve, the second supporting plate is located above the first supporting plate, and a cylinder and a point pressing assembly for outputting force are arranged on the second supporting plate and located on both sides of the rotating drum.

3. An automatically precisely controlled chamfering machine according to claim 2, characterized in that: The point pressing assembly comprises a straight cylinder, a point rod penetrates the bottom of the straight cylinder, the point rod is connected with the top of the inner wall of the straight cylinder through a spring, and the lower end of the point rod abuts against the first supporting plate in normal state.

4. The automatically controlled chamfering machine according to claim 2, wherein: The outer end of the supporting plate is connected with a limiting rod, and the limiting rod is located on the lower side of the chamfering machine near the output end.

5. The automatically controlled chamfering machine of claim 1, wherein: The lifting mechanism adopts a support, a screw rod is installed on the support, a shaft sleeve is sleeved on the screw rod, the point taking mechanism comprises a first supporting plate horizontally connected to the shaft sleeve near the gear side, a rotating drum is pivotally connected to the first supporting plate, and the rotating drum is fixedly connected with the chamfering machine through a connecting belt.

6. The automatically controlled chamfering machine of claim 1, wherein: A motor is arranged on the gear setting frame, a rotating disc is connected to the output end of the motor, a setting shaft is arranged on the axial extension of the rotating disc, a long slot is formed on one side of the setting shaft, the gear is arranged in the setting shaft, and a clamping block is slidably connected in the long slot.

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