CN117532083A - Alloy center for gear honing and mounting process - Google Patents

Abstract

The utility model relates to an alloy center and installation technique for honing processing belongs to the technical field of new energy automobile core spare part processing, and it includes the indent formula center, and one side of indent formula center is the assembly end, the indent formula center is provided with wear-resisting packing ring in one side of assembly end, and annular structure's assembly groove has been seted up at the assembly end to the indent formula center, and wear-resisting packing ring installs in the assembly groove, and wear-resisting packing ring has set firmly the dead lever in one side towards the indent formula center, and the dead hole with the dead lever grafting adaptation is seted up in assembly groove department to the indent formula center, and the jack has been seted up to the dead lever, and the inside slip of indent formula center is provided with the inserted bar with the jack grafting adaptation. The wear-resistant center has the effect of reducing manufacturing cost while improving wear resistance of the center.

Description

Alloy center for gear honing and mounting process

Technical Field

The application relates to the technical field of machining of core parts of new energy automobiles, in particular to an alloy center for gear honing and an installation process.

Background

The currently used center material (20 MnCr 5) has the same hardness (HRC60+/-2) as the material and the hardness of a machined workpiece, and when the workpiece rotates, the center is driven to rotate, friction force can be generated, the inner wall of the center is worn out of a step, and the center needs to be replaced.

In order to solve the technical problems, the common material of the inner wall of the center is changed into hard alloy (HRC 80-100), so that the wear resistance of the center is improved, and the service life of the center is prolonged from about 2 weeks to one half year.

In view of the above-mentioned related art, the inventor considers that after the common material of the tip is changed into cemented carbide, the manufacturing cost of the tip will also increase, so that there is a defect that the manufacturing cost of the tip is high.

Disclosure of Invention

In order to improve the wear resistance of the tip and reduce the manufacturing cost, the application provides an alloy tip for honing and an installation process.

In a first aspect, the present application provides an alloy tip for gear honing, which adopts the following technical scheme:

the utility model provides an alloy center for honing tooth processing, includes the indent formula center, and one side of indent formula center is the assembly end, the indent formula center is provided with wear-resisting packing ring in one side of assembly end, and annular structure's assembly groove has been seted up at the assembly end to indent formula center, and wear-resisting packing ring installs in the assembly groove, and wear-resisting packing ring has set firmly the dead lever in the one side towards indent formula center, and indent formula center has seted up the fixed orifices with the dead lever grafting adaptation in assembly groove department, and the jack has been seted up to the dead lever, and the inside slip of indent formula center is provided with the inserted bar with the jack grafting adaptation.

Through adopting above-mentioned technical scheme, place wear-resisting packing ring in assembly groove department to make the dead lever insert to the fixed orifices in, then insert the inserted bar in the jack, make the dead lever fix in the fixed orifices, then can install wear-resisting packing ring in the assembly groove, after wear-resisting packing ring wearing and tearing are serious, the staff directly take down wear-resisting packing ring from the assembly inslot again and change can, through above-mentioned structure, add wear-resisting packing ring in indent top and work piece contact wearing and tearing department, with improve the wear resistance of indent top, after wear-resisting packing ring wearing and tearing seriously, the staff only need take down wear-resisting packing ring and change can, and need not to change whole indent top, and then indent top can adopt ordinary material to make, and then effectually reduced the cost of indent top.

Optionally, the inside of indent formula top is provided with the fixed subassembly that is used for driving the inserted bar to the jack removal, and fixed subassembly includes stiffener and thread bush, and annular structure's thread groove has been seted up to the side that the indent formula top deviates from the assembly end, and the thread bush is located thread groove and indent formula top threaded connection, and the stiffener is located between thread bush and the inserted bar, stiffener and indent formula top sliding connection, and the stiffener is the inclined plane towards one side of inserted bar tip.

Through adopting above-mentioned technical scheme, after the dead lever inserts in the fixed orifices, the staff rotates the thread bush, makes the thread bush constantly stretch into to the inside of indent formula top from the side that indent formula top deviates from the assembly end, and the thread bush is driving the reinforcing rod and is gradually moving to the direction of inserted bar, makes the reinforcing rod drive the inserted bar and removes, until the inserted bar stretches into in the jack.

Optionally, the movable cavity has been seted up around the stiffener to indent formula top, is provided with reset spring and reset plate in the movable cavity, and the stiffener runs through reset spring and reset plate, and stiffener and reset plate fixed connection.

Through adopting above-mentioned technical scheme, when the thread bush drove the stiffening rod to the inserted bar removal, reset spring takes place deformation gradually, and when the thread bush moved to the top outside of indent, reset spring resumes deformation gradually, makes the inserted bar return.

Optionally, the concave center is provided with the regulation chamber around the inserted bar, is provided with return spring and return board in the regulation chamber, and the inserted bar runs through return spring and return board, and inserted bar and return board fixed connection.

Through adopting above-mentioned technical scheme, when the stiffener moved to the inserted bar, return spring took place deformation gradually, and when the stiffener kept away from the inserted bar, return spring was resume deformation gradually, made the inserted bar pull out in the jack to alright realize dismantling wear-resisting packing ring.

Optionally, sliding chamber has been seted up to the inside of indent formula top, the one end in sliding chamber runs through to the assembly groove, sliding chamber's inside sliding connection has the movable rod, wear-resisting packing ring has seted up the counter bore, the movable rod inserts in the counter bore, the other end of movable rod and indent formula top fixedly connected with compression spring between sliding chamber's inner wall, compression spring is in compression state, the storage chamber has been seted up in one side in sliding chamber to indent formula top, the storage chamber runs through indent formula top lateral wall, be provided with the display piece in the storage chamber, articulated the articulated pole that has between display piece and the movable rod.

Through adopting above-mentioned technical scheme, when wear-resisting packing ring wearing and tearing to counter bore department, compression spring is with releasing elasticity and is driving the movable rod and pop out from the counter bore in, and the movable rod rethread articulated rod is driving the display piece and is being shifted out from the storage intracavity, when the staff observe the display piece and shift out from the storage intracavity, then indicate that wear-resisting packing ring has worn and tearing comparatively seriously, the staff should in time change wear-resisting packing ring then.

Optionally, the center department that the indent top was deviating from assembly end one side has the push rod along the length direction sliding connection of axis, and the inside locking lever that has of indent top along the inner wall sliding connection to the thread bush, the lockhole with locking lever grafting adaptation has been seted up to the inner wall of thread bush, articulates between push rod and the locking lever has the connecting rod, and the inside of indent top is provided with the joint subassembly with push rod joint.

Through adopting above-mentioned technical scheme, after the staff accomplishes wear-resisting packing ring installation, the staff pushes the top inside of indent formula with the push rod again, and the push rod passes through the connecting rod and drives the locking pole and remove, makes the tip of locking pole insert in the lockhole to provide good stability for the thread bush, make indent formula top be difficult for taking place relative rotation with the thread bush when rotatory, simultaneously when the push rod pushes to the top inside of indent formula after, the joint subassembly carries out the joint to the push rod fixedly, thereby provides good stability for the push rod.

Optionally, accomodate the groove has been seted up to the inside of indent formula top, and the joint subassembly includes the fixture block and is used for the joint spring that pops out the fixture block from accomodating the inslot, and the draw-in groove with fixture block joint adaptation has been seted up to the lateral wall of push rod.

Through adopting above-mentioned technical scheme, when the push rod promotes to accomodate groove and draw-in groove alignment, the joint spring pops out the card block from accomodating the inslot and goes into the draw-in groove to make the push rod fixed.

Optionally, be provided with the unblock subassembly that is used for unblock joint subassembly in the push rod, the unblock subassembly includes unlocking lever, action bars and unlocking connecting rod, and the action bars is located the center department of push rod and slides along the length direction of push rod, and the unlocking lever slides along the direction towards the draw-in groove, and the both ends of unlocking connecting rod are articulated with the lateral wall of unlocking lever and action bars respectively.

Through adopting above-mentioned technical scheme, when needs remove the push rod again and unlock the thread bush, press the action bars earlier, the action bars drive the unblock connecting rod and remove, the unblock connecting rod is driving the unblock pole again and is removing, release the fixture block from the draw-in groove in, alright remove the push rod this moment.

Optionally, the tip of push rod is fixed connection in the inside of indent top has first unblock spring, and the tip of action bars is fixed connection in the inside of push rod has second unblock spring.

Through adopting above-mentioned technical scheme, when the top inside removal of indent of push rod, first unblock spring is in compression state, after the release lever is ejecting the fixture block from the draw-in groove in, first unblock spring release elasticity is driving the top outside removal of push rod indent, and the staff is in compression state when pressing the action bars, and when unclamping the action bars, second unblock spring release elasticity is driving the action bars return.

In a second aspect, the present application provides an alloy tip installation process, which adopts the following technical scheme:

an installation process for an alloy center comprises the following steps:

s1, placing a wear-resistant gasket into an assembly groove, and inserting a fixing rod into a fixing hole;

s2, rotating the threaded sleeve to enable the threaded sleeve to drive the push rod to move, and enabling the push rod to drive the inserting rod to be inserted into the jack;

s3, pushing the push rod to enable the locking rod to be inserted into the lock hole, aligning the clamping groove with the containing groove, and enabling the clamping block to be sprung into the clamping groove by the clamping spring to enable the threaded sleeve to be fixed.

Through adopting above-mentioned technical scheme, when the installation wear-resisting packing ring, only need place wear-resisting packing ring in the assembly groove, then rotate the thread bush, push the push rod to the inside of indent top again at last, can accomplish the back to wear-resisting packing ring's installation work, this easy operation is convenient, provides convenience for the staff to wear-resisting packing ring's installation work, also can provide good stability for wear-resisting packing ring simultaneously, makes wear-resisting packing ring be difficult for taking place to drop.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the staff places the wear-resistant gasket in the assembly groove and rotates the threaded sleeve to realize the installation and fixation of the wear-resistant gasket;

2. the push rod is inserted into the concave center to fix the threaded sleeve, so that the threaded sleeve and the concave center are not easy to rotate relatively, and good stability is provided for the wear-resistant gasket;

3. pushing the operating rod can unlock the clamping assembly to fix the clamping of the push rod; and reversely rotating the threaded sleeve to detach the wear-resistant gasket.

Drawings

FIG. 1 is a schematic view of an alloy tip for gear honing in accordance with an embodiment of the present application;

FIG. 2 is an exploded view of an embodiment of the present application showing the structure between the wear washer and the female center;

FIG. 3 is a cross-sectional view showing the internal structure of a female tip in an embodiment of the present application;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is an enlarged view of a portion B in fig. 3.

In the figure, 1, a concave center; 11. an assembly end; 111. an assembly groove; 112. a fixing hole; 12. a thread groove; 13. a movable cavity; 14. a regulating chamber; 15. a sliding chamber; 16. a storage chamber; 17. a storage groove; 2. a wear-resistant gasket; 21. a fixed rod; 211. a jack; 22. countersink; 3. a rod; 31. a return spring; 32. a return plate; 4. a fixing assembly; 41. a reinforcing rod; 411. a return spring; 412. a reset plate; 42. a thread sleeve; 421. a lock hole; 422. a handle; 5. a moving rod; 51. a display block; 52. a hinge rod; 53. a compression spring; 6. a push rod; 61. a locking rod; 62. a connecting rod; 63. a clamping groove; 64. a first unlocking spring; 7. a clamping assembly; 71. a clamping block; 72. a clamping spring; 8. unlocking the assembly; 81. unlocking the rod; 82. an operation lever; 821. a second unlocking spring; 83. the connecting rod is unlocked.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses an alloy center for gear honing.

Referring to fig. 1, an alloy center for gear honing includes a concave center 1, an assembly end 11 for connecting with a workpiece is provided on one side of the concave center 1, an assembly groove 111 is provided on one side of the assembly end 11 of the concave center 1, a wear-resistant washer 2 is provided in the assembly groove 111, and a chamfer inclined inward is provided on one side of the wear-resistant washer 2 facing away from the concave center 1. In the embodiment of the application, the concave center 1 is made of common alloy, and the wear-resistant gasket 2 is made of hard alloy.

Referring to fig. 2 and 3, a plurality of dead levers 21 are set firmly towards one side of the indent center 1 of wear-resisting packing ring 2, in this embodiment, dead levers 21 are provided with four, evenly spaced surrounds between four dead levers 21 and distributes, a plurality of dead holes 112 with dead lever 21 grafting adaptation are seted up to indent center 1 in assembly groove 111 department, jack 211 has been seted up in the penetration of dead lever 21, a plurality of inserted bars 3 with jack 211 grafting adaptation are provided with in the inside of indent center 1, inserted bars 3 and dead lever 21 one-to-one are provided with the fixed subassembly 4 that is used for driving inserted bar 3 to insert in jack 211 in the inside of indent center 1.

The fixing component 4 comprises a reinforcing rod 41 and a threaded sleeve 42, the side, away from the assembly end 11, of the concave center 1 is provided with a threaded groove 12 of an annular structure, the threaded sleeve 42 is located in the threaded groove 12 and is in threaded connection with the concave center 1, the reinforcing rod 41 is located between the end portion of the inserting rod 3 and the threaded sleeve 42, one end of the reinforcing rod 41 stretches into the threaded groove 12 and is in butt joint with the threaded sleeve 42, and the other end of the reinforcing rod 41 is provided with an inclined surface facing the end portion of the inserting rod 3 and is in butt joint with the end portion of the inserting rod 3.

The threaded sleeve 42 is fixedly provided with a handle 422 on the circumferential side wall located outside the female tip 1.

The staff can hold the handle 422, drives the thread bush 42 to rotate, makes the thread bush 42 to move into the thread groove 12, and the thread bush 42 drives the reinforcing rod 41 to move towards the inserted link 3, so that the inserted link 3 is inserted into the insertion hole 211, thereby fixing the fixed link 21 in the fixed hole 112, and further realizing the fixed installation of the wear-resistant gasket 2 at the assembly groove 111.

Referring to fig. 3 and 4, the concave center 1 is provided with a movable cavity 13 around each reinforcing rod 41, the reinforcing rods 41 are provided with a reset spring 411 and a reset plate 412 in a penetrating manner in the movable cavity 13, the reinforcing rods 41 are fixedly connected with the reset plate 412, and one end of the reset spring 411 is fixedly connected with one side of the reset plate 412; the circumference of each inserted link 3 of the concave center 1 is provided with an adjusting cavity 14, the inserted links 3 are provided with a return spring 31 and a return plate 32 in the adjusting cavity 14, the inserted links 3 are fixedly connected with the return plate 32, and one end of the return spring 31 is fixedly connected with the return plate 32. When the reinforcing rod 41 moves toward the inserting rod 3, the reinforcing rod 41 drives the reset plate 412 to move so that the reset spring 411 is in a compressed state, at this time, the inserting rod 3 is inserted into the inserting hole 211, and the inserting rod 3 drives the reset plate 32 to move so that the reset spring 31 is in a stretched state. When the wear-resistant gasket 2 needs to be replaced, the threaded sleeve 42 moves to the outer side of the threaded groove 12, the restoring spring 411 releases the elastic force to drive the reinforcing rod 41 to return, the restoring spring 31 releases the elastic force to drive the inserting rod 3 to be pulled out of the inserting hole 211, and at the moment, the wear-resistant gasket 2 can be removed for replacement.

Referring to fig. 3 and 5, the center of the side away from the assembly end 11 of the female center 1 is provided with a push rod 6 in a penetrating manner, the push rod 6 slides along the center line of the female center 1, the side walls of the push rod 6 and the inner wall of the threaded sleeve 42 are slidably connected with a plurality of locking rods 61, in the embodiment of the application, four locking rods 61 are arranged around the push rod 6 at equal intervals with the push rod 6 as the center, a connecting rod 62 is arranged between the end part of each locking rod 61 and the side wall of the push rod 6, one end of the connecting rod 62 is hinged with the side wall of the push rod 6, the other end of the connecting rod 62 is hinged with the end part of the locking rod 61, and a locking hole 421 which is in plug-in fit with the end part of the locking rod 61 is arranged on the inner wall of the threaded sleeve 42. The inside of the concave center 1 is provided with a clamping component 7 which is matched with the push rod 6. After the wear-resisting gasket 2 is installed, the staff pushes the push rod 6 inwards of the concave center 1 again, the push rod 6 drives the locking rod 61 to move through the connecting rod 62, the end part of the locking rod 61 is inserted into the lock hole 421, the clamping assembly 7 is fixedly clamped to the push rod 6, through the structure, the clamping assembly 7 plays a reinforcing role on the push rod 6, the concave center 1 is not easy to move in the rotating process, the locking rod 61 plays a reinforcing role on the threaded sleeve 42, the threaded sleeve 42 is not easy to rotate relative to the concave center 1 in the rotating process, good stability is provided for the threaded sleeve 42, and the work shape of the wear-resisting gasket 2 is not easy to fall off.

Four storage grooves 17 are uniformly formed in the periphery of the push rod 6 at intervals, four groups of clamping assemblies 7 are arranged, the four groups of clamping assemblies 7 are respectively located in the four storage grooves 17, each clamping assembly 7 comprises a clamping block 71 and a clamping spring 72, one end of each clamping spring 72 is fixedly connected with the corresponding clamping block 71, the other end of each clamping spring 72 is fixedly connected with the inner wall of the corresponding storage groove 17 of the corresponding concave center 1, and clamping grooves 63 matched with the corresponding clamping blocks 71 in a clamping mode are formed in the circumferential side wall of the push rod 6. After the staff pushes the push rod 6 into the concave center 1, the accommodating groove 17 is aligned with the clamping groove 63, and the clamping spring 72 releases the elastic force to spring the clamping block 71 into the clamping groove 63, so that the push rod 6 is clamped and fixed, and good stability is provided for the push rod 6.

Referring to fig. 3 and 4, a plurality of sliding cavities 15 are provided in the outer side of the assembly groove 111 in the concave center 1, in this embodiment, four sliding cavities 15 are provided, evenly spaced around distribution is provided between four sliding cavities 15, the sliding cavities 15 are communicated with the assembly groove 111, a plurality of counter bores 22 are provided evenly around the circumferential outer wall of the wear-resistant gasket 2, the counter bores 22 are in one-to-one correspondence with the sliding cavities 15 and are mutually communicated, a movable rod 5 is slidingly connected in the sliding cavities 15 along the length direction of the sliding cavities 15, a storage cavity 16 is provided in one side of the sliding cavities 15 close to the assembly end 11, the storage cavity 16 penetrates through the end face of the assembly end 11, a display block 51 is provided in the storage cavity 16, a hinge rod 52 is provided between the movable rod 5 and the display block 51, two ends of the hinge rod 52 are respectively hinged with the side wall of the movable rod 5 and the display block 51, a compression spring 53 is fixedly arranged at one end of the movable rod 5 deviating from the counter bores 22, and the compression spring 53 is in a compression state. In the use process of the concave center 1, the inner wall of the wear-resistant gasket 2 is worn continuously until the inner wall of the wear-resistant gasket 2 is worn to the counter bore 22, the compression spring 53 releases elasticity to drive the end part of the movable rod 5 to extend out of the counter bore 22, the movable rod 5 drives the display block 51 to extend out of the storage cavity 16 through the hinging rod 52, when a worker looks at the display block 51 to extend out, the wear-resistant gasket 2 is seriously worn, the replacement is needed immediately, and the prompt effect is played for the worker.

Referring to fig. 3 and 5, an unlocking assembly 8 for unlocking the latch assembly 7 is provided inside the push rod 6, the unlocking assembly 8 includes an unlocking lever 81, an operating lever 82 and an unlocking link 83, the operating lever 82 is slidably connected with the push rod 6 along the length direction of the push rod 6, the unlocking lever 81 is provided inside the push rod 6 to slide along the direction toward the latch slot 63, the unlocking link 83 is provided between the operating lever 82 and the unlocking lever 81, one end of the unlocking link 83 is hinged to the end of the unlocking lever 81, and the other end of the unlocking link 83 is hinged to the side wall of the operating lever 82. The first unlocking spring 64 is fixedly connected to one end inside the concave center 1 of the push rod 6, and the second unlocking spring 821 is fixedly connected to one end inside the push rod 6 of the operating rod 82. When the push rod 6 is inserted into the concave center 1, the first unlocking spring 64 is in a compressed state, when a worker needs to detach the wear-resistant gasket 2, the operating rod 82 is pressed firstly, the operating rod 82 drives the unlocking rod 81 to move towards the clamping groove 63 through the unlocking connecting rod 83, the clamping block 71 is pushed out of the clamping groove 63, at the moment, the first unlocking spring 64 releases elasticity to drive the push rod 6 to return, the push rod 6 drives the locking rod 61 to be pulled out of the locking hole 421 through the connecting rod 62, the worker releases the pressing of the operating rod 82, the second unlocking spring 821 drives the operating rod 82 to return, and the operating rod 82 drives the unlocking rod 81 to return through the unlocking connecting rod 83. The worker then rotates the threaded sleeve 42 in the opposite direction to effect replacement of the wear washer 2.

The embodiment of the application also discloses an installation process for the alloy center.

An installation process for an alloy center comprises the following steps:

s1, placing the wear-resistant gasket 2 into the assembly groove 111, and inserting the fixing rod 21 into the fixing hole 112; s2, rotating the threaded sleeve 42, so that the threaded sleeve 42 drives the reinforcing rod 41 to move, and the reinforcing rod 41 drives the inserted rod 3 to be inserted into the insertion hole 211, thereby realizing the fixation of the wear-resistant gasket 2; s3, pushing the push rod 6, so that the push rod 6 drives the locking rod 61 to be inserted into the lock hole 421 through the connecting rod 62, and the threaded sleeve 42 is fixed. Simultaneously, the clamping groove 63 is aligned with the containing groove 17, and the clamping spring 72 ejects the clamping block 71 into the clamping groove 63, so that the push rod 6 is fixed.

The implementation principle of the alloy center and the installation process for gear honing is as follows: the wear-resistant washer 2 is placed at the assembly groove 111, the fixing rod 21 is inserted into the fixing hole 112, and then the threaded sleeve 42 is rotated, so that the threaded sleeve 42 drives the reinforcing rod 41 to move toward the insert rod 3 until the insert rod 3 is inserted into the insertion hole 211, thereby fixing the wear-resistant washer 2 at the assembly groove 111, and then the push rod 6 is pushed, so that the locking rod 61 is inserted into the locking hole 421, thereby fixing the threaded sleeve 42 inside the female center 1. When the wear-resistant gasket 2 needs to be replaced, the push rod 6 can be ejected from the concave center 1 by pressing the operating rod 82, the threaded sleeve 42 is reversely rotated, the threaded sleeve 42 is moved out of the concave center 1, the restoring spring 411 can drive the reinforcing rod 41 to return, the restoring spring 31 can drive the inserting rod 3 to return, and the worker can take down the wear-resistant gasket 2 from the assembly groove 111 for replacement. Through the structure, on the premise of improving the wear resistance of the concave center 1, the manufacturing cost and the use cost of the concave center 1 are reduced.

The embodiments of the present invention are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in this way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. The utility model provides an alloy center for honing tooth processing, includes indent top (1), and one side of indent top (1) is assembly end (11), its characterized in that: the novel anti-wear-resistant center is characterized in that a wear-resistant gasket (2) is arranged on one side of an assembly end (11), the wear-resistant gasket (2) is arranged in the assembly groove (111) by the aid of the concave center (1), a fixing rod (21) is fixedly arranged on one side of the concave center (1) by the aid of the wear-resistant gasket (2), a fixing hole (112) which is in splicing fit with the fixing rod (21) is formed in the position of the assembly groove (111), a jack (211) is formed in the fixing rod (21), and a plug rod (3) which is in splicing fit with the jack (211) is slidably arranged in the concave center (1).

2. An alloy tip for honing teeth according to claim 1, characterized in that: the inside of indent formula top (1) is provided with fixed subassembly (4) that are used for driving inserted bar (3) to jack (211) removal, fixed subassembly (4) are including reinforcing rod (41) and thread bush (42), annular structure's thread groove (12) have been seted up to one side that indent formula top (1) deviates from assembly end (11), thread bush (42) are located thread groove (12) and indent formula top (1) threaded connection, reinforcing rod (41) are located between thread bush (42) and inserted bar (3), reinforcing rod (41) and indent formula top (1) sliding connection, one side of reinforcing rod (41) orientation inserted bar (3) tip is the inclined plane.

3. An alloy tip for honing teeth according to claim 2, characterized in that: the movable cavity (13) is formed in the periphery of the reinforcing rod (41) in the concave center (1), the reset spring (411) and the reset plate (412) are arranged in the movable cavity (13), the reinforcing rod (41) penetrates through the reset spring (411) and the reset plate (412), and the reinforcing rod (41) is fixedly connected with the reset plate (412).

4. An alloy tip for honing teeth according to claim 3, characterized in that: the concave center (1) is provided with an adjusting cavity (14) around the inserted link (3), a return spring (31) and a return plate (32) are arranged in the adjusting cavity (14), the inserted link (3) penetrates through the return spring (31) and the return plate (32), and the inserted link (3) is fixedly connected with the return plate (32).

5. An alloy tip for honing teeth according to claim 2, characterized in that: the utility model discloses a novel anti-wear device for the automobile engine is characterized in that a sliding cavity (15) is formed in the inner portion of a concave center (1), one end of the sliding cavity (15) penetrates through an assembly groove (111), a movable rod (5) is connected to the inner portion of the sliding cavity (15) in a sliding mode, a counter bore (22) is formed in a wear-resistant gasket (2), the movable rod (5) is inserted into the counter bore (22), a compression spring (53) is fixedly connected between the other end of the movable rod (5) and the inner wall of the concave center (1) in the sliding cavity (15), the compression spring (53) is in a compression state, a storage cavity (16) is formed in one side of the sliding cavity (15), the storage cavity (16) penetrates through one side of the assembly end (11) of the concave center (1), a display block (51) is arranged in the storage cavity (16), and a hinge rod (52) is hinged between the display block (51) and the movable rod (5).

6. An alloy tip for honing teeth according to claim 2, characterized in that: the center department that is deviating from assembly end (11) one side is followed the length direction sliding connection of axis and is had push rod (6) in interior center (1), and interior along the inner wall sliding connection to thread bush (42) has locking lever (61), and locking lever (61) grafting adaptation's lockhole (421) have been seted up to the inner wall of thread bush (42), articulates between push rod (6) and locking lever (61) has connecting rod (62), and the inside of interior center (1) is provided with joint subassembly (7) with push rod (6) joint.

7. An alloy tip for honing teeth according to claim 6, characterized in that: the inside of indent top (1) has been seted up and has been accomodate groove (17), and joint subassembly (7) include fixture block (71) and are used for ejecting fixture block (71) from joint spring (72) in accomodating groove (17), and draw-in groove (63) with fixture block (71) joint adaptation have been seted up to the lateral wall of push rod (6).

8. An alloy tip for honing teeth according to claim 7, characterized in that: be provided with in push rod (6) and be used for unblock joint subassembly (7) unblock subassembly (8), unblock subassembly (8) are including unlocking lever (81), action bars (82) and unlocking link (83), and action bars (82) are located the center department of push rod (6) and slide along the length direction of push rod (6), and unlocking lever (81) slide along the direction towards draw-in groove (63), and the both ends of unlocking link (83) are articulated with the lateral wall of unlocking lever (81) and action bars (82) respectively.

9. An alloy tip for honing teeth according to claim 8, characterized in that: the end part of the push rod (6) is fixedly connected with a first unlocking spring (64) in the concave center (1), and the end part of the operating rod (82) is fixedly connected with a second unlocking spring (821) in the push rod (6).

10. An installation process for an alloy center is characterized by comprising the following steps of:

s1, placing the wear-resistant gasket (2) into the assembly groove (111), and inserting the fixing rod (21) into the fixing hole (112);

s2, rotating the threaded sleeve (42) to enable the threaded sleeve (42) to drive the reinforcing rod (41) to move, and enabling the reinforcing rod (41) to drive the inserting rod (3) to be inserted into the inserting hole (211);

s3, pushing the push rod (6) to enable the locking rod (61) to be inserted into the lock hole (421), aligning the clamping groove (63) with the containing groove (17), and enabling the clamping spring (72) to enable the clamping block (71) to be sprung into the clamping groove (63) to enable the threaded sleeve (42) to be fixed.