CN220074337U

CN220074337U - Camshaft centre bore burnishing device

Info

Publication number: CN220074337U
Application number: CN202321614560.7U
Authority: CN
Inventors: 卢璐璐
Original assignee: Shanghai Mariso Precision Machinery Co ltd
Current assignee: Shanghai Mariso Precision Machinery Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2023-11-24
Anticipated expiration: 2033-06-25

Abstract

The utility model discloses a camshaft center hole polishing device which comprises a base, wherein a partition plate is arranged above the base, a fixed block is arranged above the base, the fixed block is arranged on the left side of the partition plate, an air cylinder is arranged at the top of the fixed block, a fixed plate is arranged at the top of the air cylinder, a pushing block is arranged at the top of the fixed plate, a fixed shaft is arranged at the right-offset center position of the pushing block, the pushing block is connected with a follower by the fixed shaft, a fixed box is arranged at the top of the partition plate, hinge shafts are arranged at the center positions of the front side and the rear side of the fixed box, the follower is driven to press the clamping block forwards by the air cylinder, so that the limiting block is moved, the polishing rod is clamped, the polishing rod is fixed, the air cylinder is easy to back, the clamping of the clamping block is reduced, a user can conveniently take out the polishing rod and replace the polishing rod, time and labor are saved, and the work efficiency is improved.

Description

Camshaft centre bore burnishing device

Technical Field

The utility model relates to the technical field of cam polishing, in particular to a camshaft center hole polishing device for a ship.

Background

Polishing is a widely applied abrasive machining method, metal and nonmetal products, precision electromechanical products and daily necessities, polishing is adopted to improve the surface quality, a polishing rod of a convex wheel shaft in the existing technology is generally connected with a polishing machine through a bolt, when the polishing rod is replaced, a worker is required to unscrew the bolt by using a wrench, and then the polishing rod is taken out for replacement, so that the replacement is time-consuming and labor-consuming, and the efficiency is affected.

Aiming at the defects existing in the prior art, the polishing device for the center hole of the cam shaft is provided.

Disclosure of Invention

The utility model aims to provide a camshaft center hole polishing device, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a camshaft centre bore burnishing device, includes the base, the baffle is installed to the top of base, the fixed block is in the left side of baffle, the cylinder is installed at the top of fixed block, the fixed plate is installed at the top of cylinder, the impeller block is installed at the top of fixed plate, the center partial right position of impeller block is equipped with the fixed axle, the impeller block utilizes the fixed axle to connect the follower, the fixed box is installed at the top of baffle, the hinge pin is installed to the front and back both sides central point of fixed box, cup jointed the clamp block on the hinge pin, the right side of follower is closer to the clamp block than the right side of cylinder, the dead lever is installed to the center partial upper position of clamp block, the dead lever is located the top of hinge pin, the support column is installed to the front side partial right position of fixed box, dead lever and support column are parallel, utilize the elastic component to be connected between dead lever and the support column, the inner chamber bottom surface of fixed box installs the adapter sleeve, the inner chamber activity of adapter sleeve cup joints the right side of polishing rod the clamp block is laminated to the clamp face, the right side of stopper is installed.

Further, the height of the follower is located at the position of the center of the clamping block, and the moving distance of the follower is larger than the transverse rotating distance of the clamping block.

Further, the limiting block is located between the right side of the inner cavity of the fixed box and the right side of the fixed sleeve, and the transverse rotating distance of the clamping block is equal to the transverse moving distance of the limiting block.

Further, the elastic piece is in a free state when being positioned between the fixing rod and the supporting column, and the clamping block is perpendicular to the bottom surface of the fixing box.

Further, the diameter of the inner cavity of the fixing sleeve is the same as the diameter of the outer side of the polishing rod, and the fixing sleeve is tightly attached to the polishing rod.

Further, the left end of the polishing rod is not a plane, and is an inclined plane attached to the rotation angle of the clamping block.

Further, the fixing base is installed at the top of clamp block, the pivot is installed to the center of fixing base upper position, the bull stick is installed on the right side of pivot, the cover is installed on the right side of bull stick, the right side height of fixing base is less than front and back two sides, the right side of fixing base supports the bull stick, makes bull stick parallel and the stick of polishing, the left surface of fixing base is higher than front and back two sides.

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

1. this camshaft centre bore burnishing device promotes through the cylinder, drives the follower and pushes forward to press from both sides tight piece for the removal of stopper realizes pressing from both sides tight stick of polishing, to polishing the fixed of stick, and simple and convenient easy operation, the cylinder is rolled back, presss from both sides the back of tight piece, alleviates the clamp of polishing the stick, and the person of facilitating the use takes out the stick of polishing and changes the stick of polishing that is new, realizes the labour saving and time saving of changing, has improved work efficiency.

2. This camshaft centre bore burnishing device through rotatory clamp block for the cover takes place the position change, and the cover is with the whole cover in cam polishing area, and the metal dust that produces when realizing polishing is blocked by the cover, can not scatter in the air and subaerial, has avoided the pollution to air and ground, and can effectively protect workman's healthy, and convenient to use person's the clean and clean, can not influence the polishing of next cam, improves work efficiency.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view showing the overall structure of a polishing device for a center hole of a camshaft according to the present utility model;

FIG. 2 is a schematic view of a spacer plate of a camshaft center hole polishing apparatus according to the present utility model;

FIG. 3 is a schematic view of a follower structure of a polishing device for a center hole of a camshaft according to the present utility model;

FIG. 4 is a schematic view of a rotating rod structure of a camshaft center hole polishing device according to the present utility model;

FIG. 5 is a schematic view showing the structure of a cover of a polishing device for a center hole of a camshaft according to the present utility model.

In the figure: 1. a base; 2. a partition plate; 3. a fixed block; 4. a cylinder; 5. a fixing plate; 6. a pushing block; 7. a follower; 8. a clamping block; 9. a fixed box; 10. a hinge shaft; 11. polishing the rod; 12. a fixed rod; 13. a support column; 14. an elastic member; 15. a fixed sleeve; 16. a fixing seat; 17. a rotating shaft; 18. a rotating rod; 19. a cover; 20. and a limiting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the utility model provides a camshaft center hole polishing device, which comprises a base 1, a baffle plate 2 is arranged above the base 1, a fixed block 3 is arranged above the base 1, the fixed block 3 is arranged on the left side of the baffle plate 2, a cylinder 4 is arranged at the top of the fixed block 3, a fixed plate 5 is arranged at the top of the cylinder 4, a pushing block 6 is arranged at the top of the fixed plate 5, a fixed shaft is arranged at the right-most position of the center of the pushing block 6, the pushing block 6 is connected with a follower 7 by utilizing the fixed shaft, a fixed box 9 is arranged at the top of the baffle plate 2, hinge shafts 10 are arranged at the center positions of the front side and the rear side of the fixed box 9, a clamping block 8 is sleeved on the hinge shafts 10, the right side of the follower 7 is closer to the clamping block 8 than the right side of the cylinder 4, a fixed rod 12 is arranged at the center upper position of the clamping block 8, the fixed rod 12 is arranged above the hinge shaft 10, a support column 13 is arranged at the front side right-most position of the fixed plate 9, a fixed rod 12 is connected with a fixed rod 13 by utilizing the fixed rod, a limiting block 13 is arranged at the right side of the fixed rod 13, and an inner cavity 15 is connected with the inner cavity 15 by utilizing the fixed rod 11, and an inner cavity 15 is fixedly sleeved on the inner cavity 15 of the fixed rod and is connected with the inner cavity 11.

In this embodiment, the height of the follower 7 is at the upper position of the center of the clamping block 8, and the moving distance of the follower 7 is greater than the transverse rotating distance of the clamping block 8, so that the cylinder 4 is pushed to drive the follower 7 to press the clamping block 8 more fully, the rotating angle is full, and the fixing effect on the polishing rod 11 is better.

In this embodiment, the limiting block 20 is located between the right side of the inner cavity of the fixing box 9 and the right side of the fixing sleeve 15, and the lateral rotation distance of the clamping block 8 is equal to the lateral movement distance of the limiting block 20, so that when the clamping block 8 rotates, the limiting block 20 moves to the rightmost side to apply a leftward force to the grinding rod 11, and the fixing effect to the grinding rod 11 is better.

In this embodiment, the elastic member 14 is in a free state when being located between the fixing rod 12 and the supporting column 13, at this time, the clamping block 8 is perpendicular to the bottom surface of the fixing box 9, so that when the follower 7 presses the clamping block 8 forwards, the elastic member 14 is compressed, so that when the follower 7 retreats, a rightward force is applied to the follower 7, the clamping block 8 is reset, and when the clamping block 8 rotates leftwards, the elastic member 14 stretches, so that a leftward force can be applied to the elastic member, so that the clamping block 8 is reset.

In this embodiment, the inner cavity diameter of fixed cover 15 is the same with the outside diameter of polishing stick 11, closely laminates, can not make polishing stick 11 take place the back and forth rocking to the restriction of polishing stick 11 position, closely laminates, has promoted the fixed effect to polishing stick 11 more.

In this embodiment, the left end of the polishing rod 11 is not a plane, and is an inclined plane attached to the rotation angle of the clamping block 8, so that the attaching area of the left end of the polishing rod 11 after the clamping block 8 rotates is gradually increased, and the fixing effect of the polishing rod 11 is more excellent.

In this embodiment, the fixing base 16 is installed at the top of the clamping block 8, the rotating shaft 17 is installed at the upper center of the fixing base 16, the rotating rod 18 is installed on the right side of the rotating shaft 17, the cover 19 is installed on the right side of the rotating rod 18, the right side of the fixing base 16 is lower than the front and rear sides, the rotating rod 18 is supported on the right side of the fixing base 16, the rotating rod 18 is parallel to the polishing rod 11, the left side of the fixing base 16 is higher than the front and rear sides, the right side is lower, the rotating rod 18 is supported, the rotating rod 18 is parallel to the polishing rod 11, the rotating rod 18 cannot rotate into the fixing box 9, when the clamping block 8 rotates, the cover 19 can transversely move, the polishing area is fully covered, the left side is higher, when the cover 19 is not used, the rotating rod 18 is rotated to the left side, the rotating rod 18 is supported, and a user can conveniently take the polishing rod 11.

Working principle: when the device is used by a user, the air cylinder 4 stretches out, the air cylinder 4 drives the follower 7 on the pushing block 6, the follower 7 props against the upper end of the clamping block 8, a rightward force is applied to the clamping block 8, the clamping block 8 rotates along the hinge shaft 10, the polishing rod 11 is pressed forwards, the elastic piece 14 is compressed, the polishing rod 11 moves rightwards, the limiting block 20 is driven to move rightwards, when the limiting block 20 moves to the rightmost end, the polishing rod 11 is fixed, the rotating rod 18 is rotated and placed down, the cover 19 fully covers a polishing area, equipment is started, after polishing of a cam is finished, the rotating rod 18 is rotated upwards when the abrasion degree of the polishing rod 11 is found to be high, the air cylinder 4 is retracted, the follower 7 on the pushing block 6 is driven to retract, the elastic piece 14 rebounds, a leftward force is applied to the clamping block 8, the clamping block 8 is reset, the pressure of the polishing rod 11 disappears, the polishing rod 11 is taken out, a new polishing rod 11 is replaced, and metal dust falls under the cover 19 area during polishing, and the metal dust is cleaned.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a camshaft centre bore burnishing device, includes base (1), its characterized in that, baffle (2) are installed to the top of base (1), fixed block (3) are in the left side of baffle (2), cylinder (4) are installed at the top of fixed block (3), fixed plate (5) are installed at the top of cylinder (4), push block (6) are installed at the top of fixed plate (5), the center off-right position of push block (6) is equipped with the fixed axle, push block (6) utilize fixed axle connection follower (7), fixed box (9) are installed at the top of baffle (2), hinge pin (10) are installed at the front and back both sides central position of fixed box (9), cup joint clamp block (8) on hinge pin (10), the right side of follower (7) is closer to clamp block (8) than the right side of cylinder (4), the center upper position of clamp block (8) is installed clamp bar (12), hinge pin (12) are located on fixed box (12) and support column (13) are located on the front and back side of fixed box (13), utilize elastic component (14) to connect between dead lever (12) and support column (13), fixed cover (15) are installed to the inner chamber bottom surface of fixed box (9), the inner chamber activity of fixed cover (15) has cup jointed and has polished stick (11) the right-hand member laminating clamp block (8) of stick (11) is polished the right-hand member, stopper (20) are installed to the both sides of stick (11) of polishing.

2. A camshaft center hole polishing apparatus according to claim 1, wherein the height of the follower (7) is located in an upper position of the center of the clamp block (8), and the moving distance of the follower (7) is larger than the lateral rotating distance of the clamp block (8).

3. A camshaft center hole polishing device according to claim 1, wherein the stopper (20) is located between the right side of the inner cavity of the fixed case (9) and the right side of the fixed sleeve (15), and the lateral rotation distance of the clamp block (8) is equal to the lateral movement distance of the stopper (20).

4. A camshaft center hole polishing apparatus according to claim 1, wherein the elastic member (14) is in a free state between the fixing rod (12) and the support column (13), when the clamping block (8) is perpendicular to the bottom surface of the fixing case (9).

5. The polishing device for the center hole of the camshaft according to claim 1, wherein the diameter of the inner cavity of the fixing sleeve (15) is the same as the outer diameter of the polishing rod (11), and the fixing sleeve is tightly attached to the outer diameter of the polishing rod.

6. The polishing device for the center hole of the camshaft according to claim 1, wherein the left end of the polishing rod (11) is not a plane, and is an inclined plane which is attached to the rotation angle of the clamping block (8).

7. The camshaft center hole polishing device according to claim 1, wherein the top of the clamping block (8) is provided with a fixed seat (16), a rotating shaft (17) is arranged at the upper center position of the fixed seat (16), a rotating rod (18) is arranged on the right side of the rotating shaft (17), a cover (19) is arranged on the right side of the rotating rod (18), the right side of the fixed seat (16) is lower than the front side and the rear side, the right side of the fixed seat (16) supports the rotating rod (18) so that the rotating rod (18) is parallel to the polishing rod (11), and the left side of the fixed seat (16) is higher than the front side and the rear side.