CN217619122U

CN217619122U - Milling machine fixture for steering knuckle

Info

Publication number: CN217619122U
Application number: CN202221567583.2U
Authority: CN
Inventors: 刘长飞; 李刚; 尹伟; 王涛; 朱信舟; 罗世楷; 丁青青; 孙武; 廖德华
Original assignee: Kunshan Jiecheng Machinery Co ltd
Current assignee: Kunshan Jiecheng Machinery Co ltd
Priority date: 2022-06-22
Filing date: 2022-06-22
Publication date: 2022-10-21
Anticipated expiration: 2032-06-22

Abstract

The utility model relates to an anchor clamps field, concretely relates to milling machine fixture for knuckle, its technical scheme is: including base, knuckle body and loading board, the knuckle body is the Y-type, and the symmetry is equipped with the coaxial hole that is used for installing the swizzle about the knuckle body left end, knuckle body left end bottom is laminated with the loading board upper surface mutually, the loading board is connected on the base through feeding the subassembly, still includes fixture, the beneficial effects of the utility model are that: can fix a position it through the structure that utilizes two coaxial holes of knuckle body, then push it down through the clamp plate to press from both sides it tight fixedly through two splint, thereby prevent effectively that the knuckle body from taking place to rotate on the horizontal plane and take place the skew on horizontal plane, vertical face, can effectively carry out the stable tight operation of clamp to the knuckle body, need not more anchor clamps, reduce anchor clamps cost, and easy operation is convenient, and the practicality is stronger, suitable using widely.

Description

Milling machine fixture for steering knuckle

Technical Field

The utility model relates to an anchor clamps field, concretely relates to milling machine fixture for knuckle.

Background

The knuckle is a hinge for turning the wheel, generally fork-shaped, and has two coaxial holes for mounting the kingpin on the upper and lower forks, and the knuckle journal is used for mounting the wheel, and two ears of a pin hole on the knuckle are connected with fist-shaped parts at two ends of a front shaft through the kingpin, so that the front wheel can deflect a certain angle around the kingpin to turn the automobile.

The conventional knuckle needs to be machined to a required size by using a milling machine, in order to prevent the knuckle from deviating in the machining process, a clamp is used for clamping and fixing the knuckle, but the knuckle is shaped in a special shape, so the conventional knuckle milling machine clamp is generally difficult to stably clamp the knuckle, the clamping stability is increased mostly by increasing the number of the clamps, namely, the clamps are arranged on all surfaces of the knuckle, and although the stable clamping effect is achieved, the clamp cost is high, and more clamps are complex to operate, so that the invention of the knuckle milling machine clamp is necessary.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a milling machine fixture for knuckle to solve conventional milling machine fixture for knuckle and generally be difficult to with the knuckle steady clamping, the stability of the increase in quantity centre gripping through increasing anchor clamps is mostly, all is equipped with anchor clamps at each face of knuckle promptly, though reach stable centre gripping effect, but anchor clamps cost is higher, and more anchor clamps operation also comparatively loaded down with trivial details problem.

In order to achieve the above object, the present invention provides the following technical solutions: a milling machine fixture for a steering knuckle comprises a base, a steering knuckle body and a bearing plate, wherein the steering knuckle body is fork-shaped, coaxial holes for mounting a main pin are symmetrically formed in the left end of the steering knuckle body from top to bottom, the bottom of the left end of the steering knuckle body is attached to the upper surface of the bearing plate, the bearing plate is connected to the base through a feeding assembly, and the milling machine fixture further comprises a clamping mechanism;

fixture includes first installation component, first centre gripping subassembly, locating component, second installation component, control assembly and second centre gripping subassembly, first installation component fixed connection is at the left end of loading board upper surface, first centre gripping subassembly fixed connection is on first installation component, locating component fixed connection is on first centre gripping subassembly, and locating component runs through with the axle hole, second installation component fixed connection is on the right side of loading board upper surface, second centre gripping subassembly is connected with second installation component through control assembly, and second centre gripping subassembly slides at the loading board upper surface.

Preferably, first installation component includes the right angle bent plate, right angle bent plate bottom fixed connection is at the left end of loading board upper surface, the right angle bent plate top is equipped with the through-hole.

Preferably, the first clamping assembly comprises an electric lifting rod, the electric lifting rod is fixedly connected to the top end of the right-angle bent plate, the output end of the electric lifting rod vertically penetrates through the through hole, the output end of the electric lifting rod is fixedly connected with a pressing plate, and the lower surface of the pressing plate is attached to the top end of the left end of the steering knuckle body.

Preferably, the positioning assembly comprises a positioning shaft, the top end of the positioning shaft is fixedly connected to the lower surface of the pressing plate, the bottom end of the positioning shaft vertically penetrates through the two coaxial holes, and the surface of the positioning shaft is attached to the wall of the two coaxial holes.

Preferably, the second installation component comprises two installation plates, the installation plates are symmetrically and fixedly connected to the right side of the upper surface of the bearing plate in a front-back mode.

Preferably, the control assembly comprises two threaded holes, the number of the threaded holes is two, the threaded holes are symmetrically formed in the two mounting plates in the front-back direction, the rotating rods penetrate through the threaded holes, the wall of each threaded hole is in threaded connection with the surface of each rotating rod, and the rotating rods are fixedly connected with rotating handles at one ends far away from the steering knuckle body.

Preferably, the second centre gripping subassembly includes splint, splint quantity is two, two the one end that the knuckle body was kept away from to splint rotates respectively and connects in the one end that two bull sticks are close to the knuckle body, two the one end that the splint are close to the knuckle body is laminated with the front and back surface of knuckle body left end respectively mutually.

Preferably, the bearing board upper surface is equipped with spacing spout around the back symmetry, two the splint bottom slides respectively inside two spacing spouts.

Preferably, the feeding assembly comprises a moving base, the bottom of the moving base is fixedly connected to the upper surface of the base, a partition plate is fixedly connected to the left side inside the moving base, a servo motor is fixedly connected to the left end of the partition plate, a lead screw is fixedly connected to the output end of the servo motor and penetrates through the partition plate, the right end of the lead screw is rotatably connected to the right side of the inner wall of the moving base, a moving block is in threaded connection with the surface of the lead screw, a top plate is fixedly connected to the top of the moving block, the lower surface of the bearing plate is fixedly connected to the top of the top plate, a bar-shaped limiting hole is transversely formed in the top of the moving base, the top end of the top plate vertically penetrates through the bar-shaped limiting hole, and the surface of the top plate is attached to the wall of the bar-shaped limiting hole.

The utility model has the advantages that: the utility model discloses can fix a position it through the structure that utilizes two coaxial holes of knuckle body, then push down it through the clamp plate to press from both sides it tight fixedly through two splint, thereby prevent effectively that the knuckle body from taking place to rotate on the horizontal plane and take place to squint on horizontal plane, vertical face, can effectively carry out the stable tight operation of clamp to the knuckle body, need not more anchor clamps, reduce the anchor clamps cost, and easy operation is convenient, and the practicality is stronger, suitable using widely.

Drawings

FIG. 1 is a sectional view of the structure provided by the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a front view of the structure provided by the present invention;

fig. 4 is a structural sectional view in the right-view direction provided by the present invention;

FIG. 5 is an enlarged view of FIG. 4 at B;

FIG. 6 is a right side view of the structure provided by the present invention;

fig. 7 is a perspective view of the structure of the clamping mechanism provided by the present invention.

In the figure: 1. a base; 2. a knuckle body; 3. a coaxial hole; 4. carrying a plate; 5. a movable base; 6. a partition plate; 7. a servo motor; 8. a screw rod; 9. a moving block; 10. a top plate; 11. a strip-shaped limiting hole; 12. a right-angle bending plate; 13. a through hole; 14. an electric lifting rod; 15. pressing a plate; 16. positioning the shaft; 17. mounting a plate; 18. a threaded hole; 19. a rotating rod; 20. a handle is rotated; 21. a splint; 22. and a limiting sliding groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to the attached drawings 1-7, the utility model provides a milling machine fixture for steering knuckle, which comprises a base 1, a steering knuckle body 2 and a bearing plate 4, wherein the steering knuckle body 2 is fork-shaped, the left end of the steering knuckle body 2 is symmetrically provided with coaxial holes 3 for installing a master pin up and down, the bottom of the left end of the steering knuckle body 2 is attached to the upper surface of the bearing plate 4, the bearing plate 4 is connected to the base 1 through a feeding assembly, the feeding assembly comprises a movable base 5, the bottom of the movable base 5 is fixedly connected to the upper surface of the base 1, a baffle 6 is fixedly connected to the left side inside the movable base 5, a servo motor 7 is fixedly connected to the left end of the baffle 6, a lead screw 8 is fixedly connected to the output end of the servo motor 7, the right end of the lead screw 8 penetrates through the baffle 6, and the right end of the lead screw 8 is rotatably connected to the right side of the inner wall of the movable base 5, the surface of the screw rod 8 is in threaded connection with a moving block 9, the top of the moving block 9 is fixedly connected with a top plate 10, the lower surface of the bearing plate 4 is fixedly connected to the top end of the top plate 10, a strip-shaped limiting hole 11 is transversely formed in the top of the moving base 5, the top end of the top plate 10 vertically penetrates through the strip-shaped limiting hole 11, and the surface of the top plate 10 is attached to the wall of the strip-shaped limiting hole 11, so that the top plate 10 can only move left and right under the limiting effect of the strip-shaped limiting hole 11, when the servo motor 7 does work to drive the screw rod 8 to rotate in the forward and reverse directions, the moving block 9 in threaded connection with the surface of the screw rod 8 can stably move left and right, the bearing plate 4 can be driven to move left and right through the top plate 10, the knuckle body 2 can be driven to move left and right, and feed effect is achieved;

the clamping mechanism comprises a first mounting assembly, a first clamping assembly, a positioning assembly, a second mounting assembly, a control assembly and a second clamping assembly, the first mounting assembly is fixedly connected to the left end of the upper surface of the bearing plate 4, the first clamping assembly is fixedly connected to the first mounting assembly, the positioning assembly is fixedly connected to the first clamping assembly, the positioning assembly penetrates through the coaxial hole 3, the second mounting assembly is fixedly connected to the right side of the upper surface of the bearing plate 4, the second clamping assembly is connected with the second mounting assembly through the control assembly, and the second clamping assembly slides on the upper surface of the bearing plate 4;

the first mounting assembly comprises a right-angle bent plate 12, the bottom end of the right-angle bent plate 12 is fixedly connected to the left end of the upper surface of the bearing plate 4, a through hole 13 is formed in the top end of the right-angle bent plate 12, the first clamping assembly comprises an electric lifting rod 14, the electric lifting rod 14 is fixedly connected to the top end of the right-angle bent plate 12, the output end of the electric lifting rod 14 vertically penetrates through the through hole 13, and the output end of the electric lifting rod 14 is fixedly connected with a pressing plate 15, the lower surface of the pressing plate 15 is attached to the top end of the left end of the steering knuckle body 2, so that the pressing plate 15 can be driven to move up and down when the electric lifting rod 14 does work, the steering knuckle body 2 can be compressed tightly, the steering knuckle body 2 is effectively prevented from offsetting on a vertical surface, the positioning assembly comprises a positioning shaft 16, the top end of the positioning shaft 16 is fixedly connected to the lower surface of the pressing plate 15, the bottom end of the positioning shaft 16 vertically penetrates through two coaxial holes 3, and the surface of the positioning shaft 16 is attached to the walls of the two coaxial holes 3, so that under the action of the positioning shaft 16, the positioning shaft 16 can be positioned by utilizing the structure of the two coaxial holes 3 of the steering knuckle body 2, and prevented from offsetting on a horizontal plane;

the second mounting assembly comprises two mounting plates 17, the two mounting plates 17 are symmetrically and fixedly connected to the right side of the upper surface of the bearing plate 4 from front to back, the control assembly comprises two threaded holes 18, the two threaded holes 18 are symmetrically arranged on the two mounting plates 17 from front to back, the rotating rods 19 penetrate through the two threaded holes 18, and the hole walls of the threaded holes 18 are in threaded connection with the surfaces of the rotating rods 19, so that when a worker rotates the rotating rods 19 forwards and backwards, the rotating rods 19 can move forwards and backwards, so that the worker can control the two rotating rods 19 to move in opposite directions or in opposite directions by controlling the forward and reverse rotation of the two rotating rods 19, the rotating handles 20 are fixedly connected to one ends of the two rotating rods 19 far away from the steering knuckle body 2, the rotating rods 19 can be conveniently rotated by the worker, the second clamping assembly comprises two clamping plates 21, the two clamping plates 21 are provided, one end of the two clamping plates 21 far away from the steering knuckle body 2 is respectively connected with one end of the two rotating rods 19 close to the steering knuckle body 2 in a rotating way, one end of the two clamping plates 21 close to the steering knuckle body 2 is respectively attached to the front surface and the rear surface of the left end of the steering knuckle body 2, the front surface and the rear surface of the upper surface of the bearing plate 4 are symmetrically provided with limiting chutes 22, and the bottom ends of the two clamping plates 21 respectively slide in the two limiting chutes 22, so that the two clamping plates 21 can only move back and forth under the limiting action of the limiting chutes 22, so that when an operator controls the two rotating rods 19 to move in opposite directions or move in reverse directions, the two clamping plates 21 can be controlled to move in opposite directions or move in reverse directions, thereby the steering knuckle body 2 can be clamped, thereby the steering knuckle body 2 is effectively prevented from rotating on a horizontal plane, therefore, the utility model can effectively carry out stable clamping operation on the steering knuckle body 2 without more clamps, the clamp cost is reduced, the operation is simple and convenient, the practicability is strong, and the clamp is suitable for popularization and use.

The utility model discloses a use as follows: the staff first places the knuckle body 2 left end that needs processing on the loading board 4, then starts electric lift 14, when electric lift 14 does work, can drive clamp plate 15 and location axle 16 and move down, thus control location axle 16 and insert in two coaxial holes 3 that the knuckle body 2 left end was equipped with, and control clamp plate 15 pushes down knuckle body 2, under the effect of location axle 16 at this moment, make the utility model discloses can fix a position it through utilizing the structure of two coaxial holes 3 of knuckle body 2, prevent that knuckle body 2 from taking place the skew on the horizontal plane, under the effect of pushing down of clamp plate 15, can compress tightly the operation to knuckle body 2, prevent effectively that knuckle body 2 from skewing on vertical plane;

then the staff rotates the turning rod 19 through the turning handle 20 in the forward and reverse directions, because under the limiting action of the limiting sliding groove 22, the two clamping plates 21 can only move back and forth, so when the staff controls the two turning rods 19 to move in the opposite directions or move in the reverse directions, the two clamping plates 21 can be controlled to move in the opposite directions or move in the reverse directions, and the steering knuckle body 2 can be clamped, so that the steering knuckle body 2 is effectively prevented from rotating on the horizontal plane, therefore the utility model discloses can position the steering knuckle body 2 through the structure of the two coaxial holes 3 of the steering knuckle body 2, then press the steering knuckle body through the pressing plate 5, and clamp the steering knuckle body through the two clamping plates 21, thereby effectively preventing the steering knuckle body 2 from rotating on the horizontal plane and offsetting on the horizontal plane and vertical plane, and can effectively carry out stable clamping operation on the steering knuckle body 2, without more clamps, reduce the cost of the clamps, and have the advantages of simple and convenient operation, strong practicability, and suitability for popularization and use;

when the staff presss from both sides knuckle body 2 tightly behind loading board 4, the staff can start servo motor 7, when servo motor 7 does work, can drive lead screw 8 and move 5 inside forward and reverse rotations, at this moment under the limiting displacement of the spacing hole 11 of bar, roof 10 only can remove about, so when servo motor 7 does work and drives lead screw 8 forward and reverse rotation, threaded connection is about can be stabilized at the movable block 9 on lead screw 8 surface, thereby can drive loading board 4 through roof 10 and remove about, can drive knuckle body 2 and remove, thereby reach and feed the effect.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of protection claimed by the present invention as far as possible.

Claims

1. The utility model provides a milling machine fixture for knuckle, includes base (1), knuckle body (2) and loading board (4), and knuckle body (2) are the Y-shaped, and knuckle body (2) left end symmetry about is equipped with coaxial hole (3) that are used for installing the swizzle, knuckle body (2) left end bottom laminates with loading board (4) upper surface mutually, loading board (4) are connected on base (1) through feeding the subassembly, its characterized in that: the device also comprises a clamping mechanism;

fixture includes first installation component, first centre gripping subassembly, locating component, second installation component, control assembly and second centre gripping subassembly, first installation component fixed connection is at the left end of loading board (4) upper surface, first centre gripping subassembly fixed connection is on first installation component, locating component fixed connection is on first centre gripping subassembly, and locating component runs through with axle hole (3), second installation component fixed connection is on the right side of loading board (4) upper surface, second centre gripping subassembly is connected with second installation component through control assembly, and second centre gripping subassembly slides at loading board (4) upper surface.

2. A milling jig for a knuckle according to claim 1, characterized in that: first installation component includes right angle bent plate (12), right angle bent plate (12) bottom fixed connection is at the left end of loading board (4) upper surface, right angle bent plate (12) top is equipped with through-hole (13).

3. A milling jig for a knuckle according to claim 2, characterized in that: first centre gripping subassembly includes electric lift pole (14), electric lift pole (14) fixed connection is on right angle bent plate (12) top, electric lift pole (14) output is vertical to run through-hole (13), and electric lift pole (14) output end fixedly connected with clamp plate (15), clamp plate (15) lower surface is laminated with knuckle body (2) left end top.

4. A milling machine jig for a knuckle according to claim 3, characterized in that: the locating component comprises a locating shaft (16), the top end of the locating shaft (16) is fixedly connected to the lower surface of the pressing plate (15), the bottom end of the locating shaft (16) vertically penetrates through the two coaxial holes (3), and the surface of the locating shaft (16) is attached to the wall of the two coaxial holes (3).

5. A milling machine jig for a knuckle according to claim 1, characterized in that: the second installation component comprises two installation plates (17), the number of the installation plates (17) is two, and the installation plates (17) are symmetrically and fixedly connected to the right side of the upper surface of the bearing plate (4) in a front-back mode.

6. A milling machine jig for a knuckle according to claim 5, characterized in that: the control assembly comprises threaded holes (18), the number of the threaded holes (18) is two, two symmetrical front and back threaded holes (18) are formed in the two mounting plates (17) and are in threaded connection with rotating rods (19) in the threaded holes (18), the hole walls of the threaded holes (18) are in threaded connection with the surfaces of the rotating rods (19), and the rotating rods (19) are far away from the rotating handles (20) which are fixedly connected with one ends of the steering knuckle bodies (2).

7. A milling machine jig for a knuckle according to claim 6, characterized in that: the second centre gripping subassembly includes splint (21), splint (21) quantity is two, two the one end that knuckle body (2) was kept away from in splint (21) rotates respectively and connects the one end that is close to knuckle body (2) at two bull sticks (19), two the one end that splint (21) are close to knuckle body (2) is laminated with the front and back surface of knuckle body (2) left end respectively mutually.

8. A milling machine jig for a knuckle according to claim 7, characterized in that: the bearing board (4) upper surface back-and-forth symmetry is equipped with spacing spout (22), two splint (21) bottom slides respectively inside two spacing spout (22).

9. A milling machine jig for a knuckle according to claim 1, characterized in that: the feeding assembly comprises a moving base (5), the bottom of the moving base (5) is fixedly connected to the upper surface of a base (1), a partition plate (6) is fixedly connected to the left side inside the moving base (5), a servo motor (7) is fixedly connected to the left side of the partition plate (6), a lead screw (8) is fixedly connected to the output end of the servo motor (7), the right end of the lead screw (8) penetrates through the partition plate (6), the right end of the lead screw (8) is rotatably connected to the right side of the inner wall of the moving base (5), a moving block (9) is in threaded connection with the surface of the lead screw (8), a top plate (10) is fixedly connected to the top of the moving block (9), the lower surface of a bearing plate (4) is fixedly connected to the top end of the top plate (10), a bar-shaped limiting hole (11) is transversely formed in the top of the moving base (5), a bar-shaped limiting hole (11) is vertically formed in the top of the top plate (10), and the surface of the top plate (10) is attached to the limiting hole (11).