CN212917923U

CN212917923U - Gear clamping device for numerical control gear shaping machine

Info

Publication number: CN212917923U
Application number: CN202021697488.5U
Authority: CN
Inventors: 杨志胜; 平文强; 张振辉
Original assignee: Tianjin Weimei Technology Co ltd
Current assignee: Tianjin Weimei Technology Co ltd
Priority date: 2020-08-14
Filing date: 2020-08-14
Publication date: 2021-04-09
Anticipated expiration: 2030-08-14

Abstract

The utility model discloses a gear clamping device for numerical control gear shaping machine, which comprises a bod, the organism sets up for hollow structure, circular opening has been seted up to the upside lateral wall of organism, fixedly connected with motor on the inboard bottom lateral wall of organism, the output fixedly connected with axis of rotation of motor, the one end that the axis of rotation is close to the motor is equipped with the retaining ring, a plurality of spouts have evenly been seted up on the outside lateral wall of axis of rotation, the cover is equipped with the sliding ring on the outside lateral wall of axis of rotation, the inboard lateral wall of sliding ring be equipped with a plurality ofly and spout assorted slider, the rectangle opening has been seted up on the lateral wall of sliding ring, it is connected with the connecting rod to rotate between. The utility model relates to the technical field of clamps of numerical control gear shaping machines, which enables an eccentric wheel to generate extrusion force to a gasket by rotating the eccentric wheel, thereby clamping a gear; thrust is generated on the side wall of the gear through the abutting ring, so that looseness of the gear is prevented.

Description

Gear clamping device for numerical control gear shaping machine

Technical Field

The utility model relates to a numerical control gear shaping machine anchor clamps technical field specifically is a gear clamping device for numerical control gear shaping machine.

Background

The numerical control gear shaping machine is a gear processing machine tool, which takes a gear shaping cutter as a cutter to process the tooth shapes of a gear and a rack. When the numerical control gear shaper operates, the gear shaper cutter performs vertical reciprocating cutting motion and rolls relative to a workpiece to be machined; the component to be machined is mounted on a table and is moved in a rotating manner. The numerical control gear shaping machine is a basis of gear machining, the machining process is a compass for gear machining, the tool fixture equipment is a corrector for gear machining, and the numerical control gear shaping machine, the machining process and the tool fixture equipment are an organic whole and are mutually compliant, so that the tool fixture plays an extremely important role in the machining precision of products; however, when the gear shaping machine processes the gear, due to the vibration generated when the machine works, the fastener connected with the thread on the clamp is loosened, which is not beneficial to clamping the gear, thereby affecting the processing precision of the gear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gear clamping device for numerical control gear shaping machine to solve on the present market that above-mentioned background art provided and add man-hour to the gear at the gear shaping machine, because the vibrations that the machine during operation produced can make threaded connection's fastener produce not hard up on the anchor clamps, be unfavorable for pressing from both sides tight gear, thereby influence the problem of the machining precision of gear.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a gear clamping device for a numerical control gear shaping machine comprises a machine body, wherein the machine body is of a hollow structure, a circular opening is formed in the side wall of the upper side of the machine body, a motor is fixedly connected to the side wall of the bottom of the inner side of the machine body, a rotating shaft is fixedly connected to the output end of the motor, a retainer ring is arranged at one end, close to the motor, of the rotating shaft, a plurality of sliding grooves are uniformly formed in the side wall of the outer side of the rotating shaft, a sliding ring is sleeved on the side wall of the outer side of the rotating shaft, a plurality of sliding blocks matched with the sliding grooves are arranged on the side wall of the inner side of the sliding ring, a rectangular opening is formed in the side wall of the sliding ring, a connecting rod is rotatably connected between the side walls of the two sides of the rectangular opening, a supporting, the utility model discloses a slip ring, including bar open-ended, connecting rod, axis of rotation, slip ring, motor, connecting rod, the other end of bar open-ended both sides between the lateral wall rotates with the other end of connecting rod to be connected, the axis of rotation is close to fixedly connected with retainer plate on the one end terminal surface lateral wall of propping the circle, the axis of rotation sets up for hollow structure, the inboard lateral wall of axis of rotation sets up threaded hole, the upside lateral wall fixedly connected with spring of retaining ring, the other end of spring offsets with the downside lateral wall of slip ring, the inboard lateral wall threaded connection of screw hole has the dead lever, the external screw thread has been seted up to the outside lateral wall of dead lever lower extreme, the rectangular channel has been seted up to the other.

Preferably, the horizontal height of the abutting ring is higher than the height of the upper side wall of the fixing ring.

Preferably, a gasket is sleeved on the side wall of the fixed rod, which is close to the outer side of the eccentric wheel.

Preferably, the surfaces of the gasket and the fixing ring are provided with anti-skid grains.

Preferably, the inner diameter of the abutting ring is equal to the outer diameter of the fixing ring.

Preferably, the diameter of the fixing rod is smaller than that of an external thread formed on the surface of the fixing rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the gear to be processed is placed on the abutting ring through the arrangement of the rotating handle, the eccentric wheel, the rotating shaft, the gasket, the fixed rod, the rotating handle and the rotating shaft, the fixed rod penetrates through the center of the gear and is inserted into the threaded hole, one end of the fixed rod is held to rotate the rotating handle which is rotatably connected with the fixed rod, the thread matched with the threaded hole is formed in the surface of the fixed rod, when the fixed rod rotates, the eccentric wheel is closer to the upper surface of the gear, when the gasket and the eccentric wheel abut against the gear, the rotating handle rotates towards the direction of the gear, the eccentric wheel fixedly connected with the rotating handle rotates along with the rotating handle, and due to the eccentric structure of the eccentric wheel, the position closer to the rotating handle is, the distance from the center of the circle is farther, so that the side wall of the eccentric wheel can;

2. through the spring, the axis of rotation, the spout, the sliding ring, support the setting of subassembly such as circle and connecting rod, when the downside lateral wall of gear supports the retainer plate, because the upper surface that highly is higher than the retainer plate that supports the circle, and the downside lateral wall that supports the circle is connected with the sliding ring through the connecting rod rotation, when supporting the circle and descend, the sliding ring is at the surface slip of axis of rotation, the spring of sliding ring downside lateral wall receives pressure contraction, after pressure stabilization, the spring resets, so support the circle and can support the downside lateral wall of gear all the time, thereby prevent not hard up of gear.

Drawings

Fig. 1 is a schematic structural view of a gear clamping device for a numerical control gear shaper according to the present invention;

fig. 2 is a schematic cross-sectional structural view of a gear clamping device for a numerical control gear shaper according to the present invention;

fig. 3 is the utility model provides a ring structure schematic diagram is supported to numerical control gear shaping machine gear clamping device.

In the figure: 1. a body; 2. a circular opening; 3. a motor; 4. a rotating shaft; 5. a retainer ring; 6. a spring; 7. a chute; 8. a slip ring; 9. a connecting rod; 10. connecting blocks; 11. abutting against the ring; 12. fixing the rod; 13. a gasket; 14. an eccentric wheel; 15. a rotating shaft; 16. rotating the handle; 17. a stationary ring; 18. a threaded bore.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-3, a gear clamping device for a numerical control gear shaping machine, comprising a machine body 1, wherein the machine body 1 is a hollow structure, a circular opening 2 is arranged on the upper side wall of the machine body 1, a motor 3 is fixedly connected to the bottom side wall of the inner side of the machine body 1, the motor 3 drives a rotating shaft 4 to rotate, so as to facilitate the processing of a gear, a rotating shaft 4 is fixedly connected to the output end of the motor 3, a retainer ring 5 is arranged at one end of the rotating shaft 4 close to the motor 3, a plurality of sliding grooves 7 are uniformly arranged on the outer side wall of the rotating shaft 4, a sliding ring 8 is sleeved on the outer side wall of the rotating shaft 4, a plurality of sliding blocks matched with the sliding grooves 7 are arranged on the inner side wall of the sliding ring 8, a rectangular opening is arranged on the side wall of the sliding ring 8, a connecting rod 9 is rotatably connected between the two side walls of the, scrap iron during gear processing is prevented from falling into the machine body 1, the horizontal height of the abutting ring 11 is higher than the height of the upper side wall of the fixing ring 17, the gear is convenient to be continuously clamped, the looseness of the gear is prevented, a plurality of connecting blocks 10 are uniformly arranged on the lower side wall of the abutting ring 11, a strip-shaped opening is formed in the side wall of each connecting block 10, the side walls of two sides of each strip-shaped opening are rotatably connected with the other end of the connecting rod 9, the fixing ring 17 is fixedly connected onto the side wall of the end face of one end, close to the abutting ring 11, of the rotating shaft 4, the rotating shaft 4 is arranged in a hollow structure, a threaded hole 18 is formed in the inner side wall of the rotating shaft 4, a spring 6 is fixedly connected onto the upper side wall of the check ring 5, the other end of the spring 6 abuts against the lower side wall of the sliding ring 8, a fixing rod, dead lever 12 is equipped with gasket 13 on being close to eccentric wheel 14's the outside lateral wall cover, prevent that the clamp force is too big and press from both sides the surface of bad gear, gasket 13, anti-skidding line has all been seted up on the surface of retainer plate 17, prevent not hard up of gear, the external screw thread has been seted up to the outside lateral wall of dead lever 12 lower extreme, the rectangular channel has been seted up to the other end terminal surface of dead lever 12, it is connected with eccentric wheel 14 to rotate through pivot 15 between the both sides lateral wall of rectangular channel, eccentric wheel 14's outside lateral wall fixedly connected with rotates handle 16, motor 3 adopts the electric connection mode with external power supply to be connected, the concrete connection mode and the theory of operation of a plurality of electrical components.

In the utility model, at first, place the gear that will wait to process on supporting ring 11, pass the dead lever 12 the center of gear and insert and locate screw hole 18, hold dead lever 12 one end and rotate rotation handle 16 of connection, make it rotate, because dead lever 12 surface is seted up with screw hole 18 assorted screw thread, when dead lever 12 rotates, eccentric wheel 14 is just more close to the upper surface of gear, when gasket 13 supports the gear with eccentric wheel 14, rotate rotation handle 16 to the direction of gear, eccentric wheel 14 with rotation handle 16 fixed connection rotates along with it, because the eccentric structure setting of eccentric wheel 14, make the position that is more close to rotation handle 16 the distance from the centre of a circle more far away, so, rotate rotation handle 16 and can make the lateral wall extrusion gasket 13 of eccentric wheel 14, thereby press from both sides the gear tightly; when the downside lateral wall of gear supports retainer plate 17, because the upper surface that highly is higher than retainer plate 17 of supporting circle 11, and the downside lateral wall that supports circle 11 is connected with sliding ring 8 through connecting rod 9 rotation, when supporting circle 11 and descend, sliding ring 8 is at the surperficial slip of axis of rotation 4, the spring 6 of 8 downside lateral walls of sliding ring receives pressure contraction, after pressure stabilization, spring 6 resets, so support the downside lateral wall that circle 11 can support the gear all the time, thereby prevent not hard up of gear, starter motor 3, motor 3 drives the rotation of axis of rotation 4, thereby process the gear.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A gear clamping device for a numerical control gear shaping machine comprises a machine body (1) and is characterized in that the machine body (1) is of a hollow structure, a circular opening (2) is formed in the side wall of the upper side of the machine body (1), a motor (3) is fixedly connected to the side wall of the bottom of the inner side of the machine body (1), a rotating shaft (4) is fixedly connected to the output end of the motor (3), a retainer ring (5) is arranged at one end, close to the motor (3), of the rotating shaft (4), a plurality of sliding grooves (7) are uniformly formed in the side wall of the outer side of the rotating shaft (4), a sliding ring (8) is sleeved on the side wall of the outer side of the rotating shaft (4), a plurality of sliding blocks matched with the sliding grooves (7) are arranged on the side wall of the inner side of the sliding ring (8), a rectangular opening is formed in the side wall, the side wall of one end, far away from the motor (3), of the rotating shaft (4) is sleeved with a supporting ring (11), the side wall of the lower side of the supporting ring (11) is uniformly provided with a plurality of connecting blocks (10), the side wall of each connecting block (10) is provided with a strip-shaped opening, the side walls of two sides of each strip-shaped opening are rotatably connected with the other end of the connecting rod (9), the side wall of one end face, close to the supporting ring (11), of the rotating shaft (4) is fixedly connected with a fixing ring (17), the rotating shaft (4) is of a hollow structure, the side wall of the inner side of the rotating shaft (4) is provided with a threaded hole (18), the side wall of the upper side of the retainer ring (5) is fixedly connected with a spring (6), the other end of the spring (6) is abutted against the side wall of the lower side of the sliding ring (8), the side, the other end terminal surface of dead lever (12) has seted up the rectangular channel, rotate through pivot (15) between the both sides lateral wall of rectangular channel and be connected with eccentric wheel (14), the outside lateral wall fixedly connected with of eccentric wheel (14) rotates handle (16), motor (3) adopt the electric connection mode to be connected with external power supply.

2. A gear clamping device for a numerical control gear shaping machine according to claim 1 characterized in that the level of the abutment ring (11) is higher than the height of the upper side wall of the fixing ring (17).

3. A gear clamping device for a numerical control gear shaper according to claim 1, characterized in that the outer side wall of the fixed lever (12) adjacent to the eccentric (14) is provided with a washer (13).

4. The gear clamping device for the numerical control gear shaper as recited in claim 2, characterized in that the surface of the fixing ring (17) is provided with anti-slip threads.

5. The gear clamping device for the numerical control gear shaper as claimed in claim 3, wherein the surfaces of the gasket (13) and the fixing ring (17) are provided with anti-slip threads.

6. A gear clamping device for a numerical control gear shaping machine according to claim 1 characterized in that the inside diameter of the abutment ring (11) is equal to the outside diameter of the fixing ring (17).

7. A gear clamping device for a numerical control gear shaper according to claim 1, characterized in that the diameter of the fixing rod (12) is smaller than the diameter of an external thread provided on its surface.