CN213888513U

CN213888513U - Hobbing clamp for meshing gear of intermediate shaft

Info

Publication number: CN213888513U
Application number: CN202022651270.2U
Authority: CN
Inventors: 蔡进新; 佐东梁; 何刚
Original assignee: Hubei Xizhan Auto Parts Co ltd
Current assignee: Hubei Xizhan Auto Parts Co ltd
Priority date: 2020-11-17
Filing date: 2020-11-17
Publication date: 2021-08-06
Anticipated expiration: 2030-11-17

Abstract

The utility model discloses a jackshaft meshing gear hobbing clamp relates to auto parts and makes technical field, has solved current gear hobbing and has add the position that needs frequent rotatory tooth embryo to change the gear hobbing, and tooth embryo is unable rotatory behind the present anchor clamps fixed tooth embryo, needs frequent ann to tear open tooth embryo, the loaded down with trivial details problem of step. A hobbing clamp for an intermediate shaft meshing gear comprises a clamp turntable; the clamp turntable is composed of a left turntable and a right turntable. When the device extracts the locking dish, the locking ring gear of locking dish loses the joint relation with work platform left side riser top tooth's socket, thereby make left side carousel free rotation this moment, and rotate the processing position who changes the tooth embryo through the jackshaft, adjust the angle that can fix left side carousel with the inside that the locking dish reinserts work platform left side riser top tooth's socket after accomplishing, convenient to use is nimble, does not need frequent ann to tear tooth embryo and jackshaft open, convenient to use is swift.

Description

Hobbing clamp for meshing gear of intermediate shaft

Technical Field

The utility model belongs to the technical field of auto parts makes, more specifically says, in particular to jackshaft meshing gear hobbing anchor clamps.

Background

The intermediate shaft is a shaft in the automobile gearbox, the shaft and the gear are integrated, the shaft is used for connecting the first shaft with the second shaft, and the second shaft can output different rotating speeds, steering directions and torques by being meshed with different gears through the transformation of the gear shifting lever. Because of its shape like a tower, it is also called "pagoda teeth".

If the application number is: CN201620749584.7 discloses a gear hobbing clamp, which includes a base and a mandrel fixedly connected to the base, the mandrel is used for sleeving a gear to be machined, the outer surface of the mandrel is provided with a plurality of strip-shaped grooves uniformly distributed along the circumference of the mandrel, graphite strips are embedded in the strip-shaped grooves, the outer surface of the graphite strips is flush with the outer surface of the mandrel, the mandrel is sleeved with a supporting block and a positioning sleeve, and the positioning sleeve is used for positioning two adjacent gears to be machined; the supporting block is used for supporting the gear to be processed; the top of dabber is equipped with the screw thread spindle nose, is equipped with nut and the clamp plate that is used for locking the gear of waiting to process on the screw thread spindle nose, and the edge of clamp plate has downwardly extending's bulge loop, and the center of clamp plate has the through-hole that matches with the screw thread spindle nose, still is equipped with the breach by the marginal inward extension of clamp plate on the clamp plate, and the breach is linked together with the through-hole, and the width of breach is not less than the diameter of screw thread spindle nose. The utility model provides a wait to process the problem that gear clamping difficulty, production efficiency are low and machining precision are low.

The existing gear hobbing needs frequent rotation of a gear blank to change the position of gear hobbing, the gear blank cannot rotate after the gear blank is fixed by an existing clamp, the gear blank needs frequent installation and disassembly, the steps are complex, and the practicability is low.

In view of the above, the present invention provides an intermediate shaft meshing gear hobbing jig which is improved in view of the conventional structure and disadvantages, and is intended to achieve a more practical purpose.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a jackshaft meshing gear hobbing anchor clamps to solve current gear hobbing and add the position that needs frequent rotatory tooth embryo to change the gear hobbing, tooth embryo is unable rotatory behind the present anchor clamps fixed tooth embryo, needs frequent ann to tear open the tooth embryo, and the step is loaded down with trivial details, problem that the practicality is not high.

The utility model discloses the purpose and the efficiency of jackshaft meshing gear hobbing clamp are reached by following concrete technical means:

a hobbing clamp for an intermediate shaft meshing gear comprises a clamp turntable, clamping rods, an adjusting rod and a locking disc; the clamp rotary table consists of a left rotary table and a right rotary table, and the left rotary table and the right rotary table are respectively and rotatably connected to the tops of vertical plates on two sides of the working platform; the clamping rods are inserted in the top surface of the clamp turntable; the middle part of the adjusting rod is rotatably connected to the middle part of one side of the clamp turntable; the locking disc is inserted and connected to the outer side of the left rotating disc.

Furthermore, the clamping rods are arranged on the inner side of the clamp turntable and symmetrically arranged on the side faces of the clamp turntable, and arc-shaped positioning grooves are formed in the middle of the clamping rods.

Furthermore, the outside of supporting rod is equipped with the screw thread piece, and the inside of screw thread piece is equipped with the screw hole, and the body of rod both ends of adjusting the pole are equipped with the screw thread, and adjust the trend of pole body of rod both ends screw thread opposite, adjust pole body of rod both ends and twist through the screw thread respectively and connect in the screw hole of the supporting rod of anchor clamps carousel top and bottom.

Furthermore, T-shaped track blocks are arranged at two ends of the back side of the clamping rod, track grooves are formed in the clamp rotating disc, and the track blocks are inserted in the track grooves.

Furthermore, the outside rotary drum outside of left side carousel is equipped with the location ring gear, and the location ring gear is pegged graft in the inside tooth's socket of locking dish, and the bottom of locking dish is equipped with the locking ring gear, and the locking ring gear is pegged graft in the tooth's socket at work platform left side riser top.

Compared with the prior art, the utility model discloses following beneficial effect has:

firstly, the device fixes the intermediate shaft so as to fix the position of the gear blank, when the gear blank is subjected to gear hobbing, the intermediate shaft can pass through the circle center of the clamp turntable, and the intermediate shaft is clamped and fixed through the opposite movement of the upper clamping rod and the lower clamping rod on the inner side of the clamp turntable, so that the fixation of the intermediate shaft body gear blank is completed, the gear blank is conveniently processed, and the adaptability and the flexibility of the device are improved.

Secondly, when the rotation regulation pole, the regulation pole can drive the synchronous opposite direction removal of two supporting rods under the effect of the incorgruous screw thread in body of rod both ends, thereby accomplish the centre gripping and fixed to the jackshaft, the middle part of supporting rod is equipped with curved constant head tank, make can fix the centre of a circle position of axis body at the centre of a circle position of anchor clamps carousel when fixed to circular shaft body, thereby inside fixed jackshaft also can prolong the centre of a circle and rotate when the anchor clamps carousel rotates, make things convenient for the processing of tooth embryo, the adaptability and the flexibility of the device have been improved.

Furthermore, when the locking ring gear of locking dish was pegged graft in the tooth's socket at work platform left side riser top, the inside tooth's socket of locking dish can be through the locking of location ring gear with anchor clamps carousel, thereby make left side carousel can not rotate, can fix the angle and process the tooth embryo, when extracting the locking dish, the locking ring gear of locking dish loses the joint relation with work platform left side riser top tooth's socket, thereby make left side carousel free rotation this moment, and rotate the processing position who changes the tooth embryo through the jackshaft, adjust the angle that can fix left side carousel with the inside that inserts work platform left side riser top tooth's socket again with the locking dish after accomplishing, and convenient to use is nimble, need not frequent ann tooth embryo and jackshaft, the practicality and the flexibility of the device have been improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the internal structure of the present invention.

Fig. 3 is a schematic structural view after the disassembly of the present invention.

Fig. 4 is a schematic structural view of the utility model after the intermediate shaft is clamped and the fixed angle of the intermediate shaft is changed.

Fig. 5 is an enlarged schematic structural view of a portion a in fig. 3 according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a clamp turntable; 2. a working platform; 3. a clamping rod; 4. adjusting a rod; 5. a locking plate; 101. a left turn plate; 102. a right rotary table; 1011. positioning a toothed ring; 1021. a track groove; 301. positioning a groove; 302. a thread block; 303. a track block; 501. and locking the toothed ring.

Detailed Description

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a hobbing clamp for an intermediate shaft meshing gear, which comprises a clamp turntable 1, a clamping rod 3, an adjusting rod 4 and a locking disc 5; the fixture turntable 1 consists of a left turntable 101 and a right turntable 102, and the left turntable 101 and the right turntable 102 are respectively and rotatably connected to the tops of vertical plates on two sides of the working platform 2; the clamping rod 3 is inserted on the top surface of the clamp turntable 1; the outer side of the clamping rod 3 is provided with a thread block 302, a threaded hole is formed in the thread block 302, threads are arranged at two ends of a rod body of the adjusting rod 4, the threads at two ends of the rod body of the adjusting rod 4 are opposite in direction, two ends of the rod body of the adjusting rod 4 are screwed in the threaded holes of the clamping rods 3 at the top and the bottom of the clamp turntable 1 respectively through the threads, and the design ensures that when the adjusting rod 4 is rotated, the adjusting rod 4 can drive the two clamping rods 3 to synchronously move in opposite directions under the action of the opposite-direction threads at two ends of the rod body, so that the clamping and the fixing of the intermediate shaft are completed, and the stability and the practicability of the device are improved; the T-shaped track blocks 303 are arranged at two ends of the back side of the clamping rod 3, the track groove 1021 is formed in the clamp turntable 1, and the track blocks 303 are inserted into the track groove 1021; the middle part of the adjusting rod 4 is rotationally connected with the middle part of one side of the clamp turntable 1; the locking plate 5 is inserted on the outer side of the left rotary plate 101.

Wherein, the supporting rod 3 is equipped with two in the inboard of anchor clamps carousel 1, and the supporting rod 3 is the symmetrical design in the side of anchor clamps carousel 1, the middle part of supporting rod 3 is equipped with curved constant head tank 301, this design makes constant head tank 301 can fix the centre of a circle position of axis body at the centre of a circle position of anchor clamps carousel 1 when fixed to circular shaft body, thereby inside fixed jackshaft also can prolong the centre of a circle and rotate when anchor clamps carousel 1 rotates, makes things convenient for the processing of tooth embryo, has improved the device's adaptability and flexibility.

Wherein, the outer part of the outer rotary drum of the left rotary disc 101 is provided with a positioning toothed ring 1011, the positioning toothed ring 1011 is inserted in the tooth socket inside the locking disc 5, the bottom of the locking disc 5 is provided with a locking toothed ring 501, and the locking toothed ring 501 is inserted in the tooth socket at the top of the vertical plate at the left side of the working platform 2, the design ensures that when the locking toothed ring 501 of the locking disc 5 is inserted in the tooth socket at the top of the vertical plate at the left side of the working platform 2, the tooth socket inside the locking disc 5 can lock the fixture rotary disc 1 through the positioning toothed ring 1011, thereby the left rotary disc 101 can not rotate, the tooth blank can be processed at a fixed angle, when the locking disc 5 is pulled out, the locking toothed ring 501 of the locking disc 5 loses the clamping relation with the tooth socket at the top of the vertical plate at the left side of the working platform 2, thereby the left rotary disc 101 can freely rotate at the moment, the processing position of the tooth blank can be changed through the rotation of the intermediate shaft, the locking disc 5 is inserted into the tooth socket at the top of the vertical plate at the left side of the working platform 2 again after the adjustment is completed, the angle of the left rotary disc 101 can be fixed, the use is convenient and flexible, the tooth blank and the intermediate shaft do not need to be frequently installed and dismantled, and the practicability and the flexibility of the device are improved.

The specific use mode and function of the embodiment are as follows:

in the utility model, when clamping and fixing the intermediate shaft, firstly, the intermediate shaft is sleeved in the hole at the middle part of the clamp turntable 1, then the adjusting rod 4 is rotated, when the adjusting rod 4 is rotated, the adjusting rod 4 can drive two clamping rods 3 to move synchronously and oppositely under the action of the opposite-direction threads at the two ends of the rod body, thereby the clamping and fixing of the intermediate shaft are completed, the moving track of the clamping rods 3 can be limited by the track groove 1021, the clamping rods 3 can not be inclined when moving, the phenomenon that the clamping and fixing function of the device fails due to distortion can not occur, the middle part of the clamping rods 3 is provided with the arc-shaped positioning groove 301, so that the circle center position of the shaft body can be fixed at the circle center position of the clamp turntable 1 when the circular shaft body is fixed, thereby the internally fixed intermediate shaft can also rotate along the circle center when the clamp turntable 1 rotates, the processing of tooth blanks is convenient, when the locking toothed ring 501 of the locking disc 5 is inserted in the tooth groove at the top of the vertical plate at the left side of the working platform 2, the inside tooth's socket of locking dish 5 can be through 1 locking of location ring gear 1011 with anchor clamps carousel, thereby make left-hand turntable 101 can not rotate, can fixed angle process the tooth embryo, when extracting locking dish 5, locking ring gear 501 of locking dish 5 loses the joint relation with 2 left side riser top tooth's sockets of work platform, thereby make left-hand turntable 101 can the free rotation this moment, and rotate the processing position who changes the tooth embryo through the jackshaft, adjust the angle that can fix left-hand turntable 101 with the inside of inserting 2 left side riser top tooth's sockets of work platform again of locking dish 5 after accomplishing, high durability and convenient use is nimble, need not frequent ann tear down tooth embryo and jackshaft, jackshaft body tooth embryo processing is accomplished after, 4 adjusting bars loosen supporting rod 3 and take off the jackshaft can.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides an intermediate shaft meshing gear hobbing clamp which characterized in that: comprises a clamp turntable (1), a clamping rod (3), an adjusting rod (4) and a locking disc (5); the clamp turntable (1) consists of a left turntable (101) and a right turntable (102), and the left turntable (101) and the right turntable (102) are respectively and rotatably connected to the tops of vertical plates on two sides of the working platform (2); the clamping rods (3) are inserted into the top surface of the clamp turntable (1); the middle part of the adjusting rod (4) is rotatably connected to the middle part of one side of the clamp turntable (1); the locking disc (5) is inserted and connected to the outer side of the left rotating disc (101).

2. The countershaft engaging gear hobbing fixture of claim 1, wherein: the clamping rods (3) are arranged on the inner sides of the clamp turntables (1) symmetrically, and arc-shaped positioning grooves (301) are formed in the middle of each clamping rod (3).

3. The countershaft engaging gear hobbing fixture of claim 1, wherein: the outside of supporting rod (3) is equipped with screw thread piece (302), and the inside of screw thread piece (302) is equipped with the screw hole, adjusts the body of rod both ends of pole (4) and is equipped with the screw thread, and adjusts the trend of pole (4) body of rod both ends screw thread opposite, adjusts pole (4) body of rod both ends and connects the threaded hole at supporting rod (3) of anchor clamps carousel (1) top and bottom through the screw thread respectively.

4. The countershaft engaging gear hobbing fixture of claim 1, wherein: t-shaped track blocks (303) are arranged at two ends of the back side of the clamping rod (3), track grooves (1021) are formed in the clamp turntable (1), and the track blocks (303) are inserted in the track grooves (1021).

5. The countershaft engaging gear hobbing fixture of claim 1, wherein: the outside rotary drum outside of left side carousel (101) is equipped with location ring gear (1011), and location ring gear (1011) pegs graft in the inside tooth's socket of locking dish (5), and the bottom of locking dish (5) is equipped with locking ring gear (501), and in locking ring gear (501) peg graft in the tooth's socket at work platform (2) left side riser top.