CN217291902U

CN217291902U - Inner hole grinding equipment

Info

Publication number: CN217291902U
Application number: CN202220726657.6U
Authority: CN
Inventors: 张行
Original assignee: Ningbo Hanggong Intelligent Equipment Co ltd
Current assignee: Ningbo Hanggong Intelligent Equipment Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-08-26
Anticipated expiration: 2032-03-30

Abstract

The utility model relates to an inner hole grinding device, which comprises a workbench; the grinding head is arranged above the workbench and can be inserted into an inner hole of a product to grind; the rotating seat is positioned on the workbench and is driven by a first motor to drive the product to rotate; the floating mechanism is arranged on the rotating seat and can drive the product to float on the rotating seat, the floating mechanism is pressed down when the product is installed, and after the product is installed, the floating mechanism pushes the product to float upwards, so that the inner hole of the grinding head product is formed. The beneficial effects of the utility model reside in that: compared with the prior art, the utility model discloses in set up relocation mechanism, with the jack-up of product through relocation mechanism when the installation, make the grinding head stretch into the hole, guarantee the coaxial setting of hole and grinding head, avoid producing the collision.

Description

Inner hole grinding equipment

Technical Field

The utility model relates to a grinding device technical field, concretely designs hole grinding device.

Background

Grinding utilizes abrasive particles coated or pressed on a grinding tool to finish a machining surface through relative movement of the grinding tool and a workpiece under a certain pressure. The grinding can be used for processing various metal and non-metal materials, and the processed surface shapes include planes, inner and outer cylindrical surfaces, conical surfaces, convex and concave spherical surfaces, threads, tooth surfaces and other molded surfaces.

The inner hole is needed to be ground for some parts with higher precision requirements, and the inner hole is polished to be smooth for part of bulges in the inner hole, so that the integral smoothness of the inner wall of the inner hole is ensured.

The roating seat rises on the roating seat is usually directly placed the product to polishing of internal hole among the prior art, makes the grinding head stretch into in the hole, and when the roating seat drove the product and rotates, the grinding rod ground the hole.

However, this equipment has certain problem, and when the product was placed on the roating seat, the operator could not directly judge whether coaxial setting of grinding head and hole, and this just makes at the product in-process that rises, because hole and grinding head disalignment, the grinding head can strike the product surface, damages the product.

SUMMERY OF THE UTILITY MODEL

In order to solve the above-mentioned not enough that exists among the prior art, the utility model discloses a hole grinding device through setting up relocation mechanism, makes the grinding head stretch into the hole after the product installation, and the equipment of restarting avoids the grinding head dislocation to strike the product surface.

An inner hole grinding device comprises a grinding device body,

a work table;

the grinding head is arranged above the workbench and can be inserted into the product hole for grinding;

the rotating seat is positioned on the workbench and is driven by a first motor to drive a product to rotate;

the floating mechanism is arranged on the rotating seat and can drive the product to float on the rotating seat, the floating mechanism is pressed down when the product is installed, and after the product is installed, the floating mechanism pushes the product to float upwards, so that the grinding head extends into an inner hole of the product.

Through adopting above-mentioned technical scheme, make the grinding head stretch into the hole through floating mechanism when the product is installed, avoid going upward the in-process at the product because grinding head and hole do not aim at and lead to colliding the product surface, damage product and grinding head.

The technical scheme is further set as follows: the floating mechanism comprises a floating plate arranged on the rotary seat, and a spring is arranged between the floating plate and the rotary seat.

Through adopting above-mentioned technical scheme, during the installation product, press the floating plate down, the product is fixed to the floating plate on the back loose hand, the spring with floating plate jack-up to hold up the product, make the hole cover to the grinding head outside, guarantee to be coaxial at grinding head and hole.

The technical scheme is further set as follows: the lower end face of the floating plate is provided with an upper spring groove, the upper end face of the rotating base is provided with an upper spring groove, two ends of the spring are limited in the upper spring groove and the lower spring groove respectively, and the floating plate floats relative to the rotating base under the action of the spring.

The technical scheme is further set as follows: the rotary seat is fixedly provided with a guide post, the upper portion of the guide post penetrates through the floating plate and limits the floating plate, and the floating plate can axially slide along the guide post.

The technical scheme is further set as follows: the upper end surface of the floating plate is provided with a limiting groove, and the upper end of the guide post is arranged in the limiting groove; the lower end of the guide post is fixed with the lower spring groove; the spring is sleeved on the guide post.

Through adopting above-mentioned technical scheme, set up the guide post and carry on spacingly to the floating plate radial, avoid the floating plate to lead to hole and grinding head dislocation at the aversion of horizontal direction, the grinding head can't stretch into in the hole.

The technical scheme is further set as follows: still including elevating system, elevating system includes the elevating platform, and the elevating platform is driven by the lifter, can reciprocate under the effect of second motor, the roating seat is located on the elevating platform.

The technical scheme is further set as follows: the lifting device comprises a lifting platform, at least two lifting rods, belt pulleys and a belt, wherein the lifting rods are arranged on two sides of the lifting platform, the belt pulleys are connected below the lifting rods, and the two belt pulleys are driven by the belt; the second motor drives one belt pulley to rotate and drives the other belt pulley to rotate together.

Through adopting above-mentioned technical scheme, set up the belt pulley and carry out the transmission, guarantee that two lifter rise simultaneously or descend, make the elevating platform stably rise or stably descend, the tilt state can not appear.

The technical scheme is further set as follows: the grinding head is positioned above the rotating seat and is fixed through a support frame.

The technical scheme is further set as follows: the supporting rod is arranged on the workbench, and the supporting frame is fixed to the upper end of the supporting rod.

The technical scheme is further set as follows: the grinding head and the rotating seat are arranged in the working box and are positioned on the inner side of the feeding port; and an operation screen is arranged on the work box and used for controlling the first motor and the second motor.

The beneficial effects of the utility model reside in that: compared with the prior art, the utility model discloses in set up relocation mechanism, with the jack-up of product through relocation mechanism when the installation, make the grinding head stretch into the hole, guarantee the coaxial setting of hole and grinding head, avoid producing the collision.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of a portion a in fig. 1.

Fig. 3 is an exploded view of the rotary base and the floating mechanism.

Fig. 4 is a schematic view of the internal installation structure of the rotary base and the floating mechanism.

Fig. 5 is a schematic structural diagram of the lifting mechanism.

The attached drawings are marked with: 100. a work table; 200. a grinding head; 300. producing a product; 400. a floating mechanism; 410. a floating plate; 420. a guide post; 430. a spring; 500. a rotating base; 501. a lower spring groove; 600. a lifting mechanism; 610. a lifting platform; 620. a lifting rod; 630. a second motor; 800. a work box; 801. a feeding port; 802. an operation screen; 900. a first motor; 700. a support frame; a. a belt pulley; b. a belt; c. a support bar; 411. a limiting groove.

Detailed Description

To further illustrate the technical means and effects of the present invention adopted to achieve the objects of the present invention, the following detailed description of the embodiments, structures, features and effects according to the present invention will be made with reference to the accompanying drawings and preferred embodiments.

Referring to fig. 1, an inner bore grinding apparatus includes,

a work table 100;

a polishing head 200 disposed above the table 100 and capable of being inserted into a hole of the product 300 to perform polishing;

the rotary base 500 is positioned on the workbench 100 and driven by the first motor 900 to drive the product 300 to rotate;

the floating mechanism 400 is arranged on the rotary base 500, the floating mechanism 400 can drive the product 300 to float on the rotary base 500, the floating mechanism 400 is pressed down when the product 300 is installed, and after the product 300 is installed, the floating mechanism 400 pushes the product 300 to float upwards, so that the grinding head 200 is arranged in the inner hole of the product 300.

In the actual processing process, the operator places the product 300 on the floating mechanism 400 and presses down the floating mechanism 400, fixes the product 300 and the floating mechanism 400, releases the hand, the floating mechanism 400 pushes the product 300 to float upwards, the grinding head 200 extends into the inner hole of the product 300, the first motor 900 is started, the rotary seat 500 rotates to drive the product 300 to rotate, and the grinding head 200 grinds the inner hole.

In order to realize the floating function of the floating mechanism 400, the floating mechanism 400 includes a floating plate 410 disposed on a rotary base 500, and a spring 430 is disposed between the floating plate 410 and the rotary base 500.

When the product 300 is placed on the floating plate 410 and pressed down, the spring 430 is compressed, and after the hands are loosened, the spring 430 is reset to generate upward jacking elastic force on the floating plate 410, and the floating plate 410 drives the product 300 to bounce upward.

In order to ensure the stability of the installation of the spring 430, an upper spring groove is formed on the lower end surface of the floating plate 410, a lower spring groove 501 is formed on the upper end surface of the rotary base 500, two ends of the spring 430 are respectively limited in the upper spring groove and the lower spring groove 501, and the floating plate 410 floats relative to the rotary base 500 under the action of the spring 430.

In order to ensure that the floating plate 410 is stably mounted on the rotary base 500, the rotary base 500 is fixedly provided with a guide post 420, the upper part of the guide post 420 penetrates through the floating plate 410 and is limited on the floating plate 410, and the floating plate 410 can slide along the axial direction of the guide post 420.

Preferably, the upper end surface of the floating plate 410 is provided with a limit groove 411, and the upper end of the guide post 420 is arranged in the limit groove 411; the lower end of the guide post 420 is fixed with the lower spring 430 groove; the spring 430 is sleeved on the guide post 420.

The upper portion of guide post 420 is provided with spacing portion, and the diameter of spacing portion is greater than the diameter of lower part guide portion. The limiting portion of the guide post 420 is disposed in the limiting groove 411, and the lower end of the guide post passes through the floating plate 410 and extends into the lower spring groove 501, and is fixed with the lower spring groove 501. When floating, the floating plate 410 can float only in the range of the guide portion and cannot be separated from the guide post 420, and at the same time, can only move axially along the direction of the guide post 420 and cannot generate radial displacement, thereby ensuring that the inner hole of the product 300 and the grinding head 200 are in a coaxial position.

In order to enable the polishing head 200 to further extend into the inner hole of the product 300 for polishing, the present embodiment further includes a lifting mechanism 600, the lifting mechanism 600 includes a lifting table 610, the lifting table 610 is driven by a lifting rod 620 and can move up and down under the action of a second motor 630, and the rotating base 500 is located on the lifting table 610.

The product 300 is installed on the floating plate 410, and after the installation of the inner hole of the product 300 and the grinding head 200 is completed, the lifting mechanism 600 is started, the second motor 630 drives the lifting table 610 to move upwards, the product 300 moves upwards along with the lifting mechanism, and the grinding head 200 is deeper than the inner hole of the product 300, so that the inner holes with different depths can be ground.

Preferably, at least two lifting rods 620 are arranged on two sides of the lifting platform 610, a belt pulley a is connected below the lifting rods 620, and the two belt pulleys a are driven by a belt b; the second motor 630 drives one of the pulleys a to rotate, and drives the other pulley a to rotate together.

When the second motor 630 runs, the motor shaft drives one of the belt pulleys a to rotate, and simultaneously drives the lifting rod 620 on the belt pulley a to ascend, at this time, the belt b drives the other belt pulley a to rotate, and simultaneously enables the other lifting rod 620 to ascend, so that the two lifting rods 620 ascend simultaneously or move downwards simultaneously, and stable ascending and descending of the lifting plate are guaranteed.

In order to ensure the coaxiality of the grinding head 200 and the inner hole of the product 300, the grinding head 200 is located above the rotary base 500 and is fixed by the support frame 700.

Preferably, a support rod c is disposed on the working table 100, and the support frame 700 is fixed to the upper end of the support rod c.

The grinding head 200 is fixedly arranged above the worktable 100, so that the position of the grinding head 200 is consistent with the position of the rotary base 500, and when the product 300 is placed on the rotary base 500, the inner hole position of the product 300 and the grinding head 200 can be ensured to be on the same axis.

In order to facilitate the operation of an operator, the polishing device further comprises a work box 800, wherein a feeding port 801 is arranged on the front end surface of the work box 800, and the polishing head 200 and the rotating base 500 are arranged in the work box 800 and are positioned on the inner side of the feeding port 801; the work box 800 is provided with an operation panel 802 for controlling the first motor 900 and the second motor 630.

When the operator operates, the operator only needs to insert the product 300 from the feeding port 801, mount the product 300 on the rotary base 500 and insert the polishing head 200 into the inner hole of the product 300, control the operation panel 802, and start the first motor 900 and the second motor 630 to automatically polish the inner hole of the product 300.

The utility model discloses a use: the operator places the product on the relocation mechanism and pushes down the relocation mechanism, places the product on the floating plate, fixes product and floating plate simultaneously, loosens the hand, and the relocation mechanism promotes the product come-up, and the grinding head stretches into in the hole of product. The operator passes through the control of operation screen, starts the second motor, and the motor shaft drives one of them belt pulley a and rotates to drive the lifter on this belt pulley simultaneously and rise, and the belt has driven another belt pulley to rotate, and make another lifter rise simultaneously, make the elevating platform rise steadily, the grinding head stretches into in the product hole. And starting the first motor, rotating the rotating seat to drive the product to rotate, and grinding the inner hole by the grinding head.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention has been disclosed by the preferred embodiment, it is not limited to the present invention, and any person skilled in the art can make modifications or changes equivalent to the equivalent embodiments by utilizing the above disclosed technical contents without departing from the technical scope of the present invention, but all the modifications, changes and changes of the technical spirit of the present invention made to the above embodiments are also within the scope of the technical solution of the present invention.

Claims

1. An inner hole grinding device comprises a grinding device body,

a table (100);

a grinding head (200) which is arranged above the workbench (100) and can be inserted into an inner hole of a product (300) for grinding;

the rotary seat (500) is positioned on the workbench (100) and is driven by a first motor (900) to drive the product (300) to rotate;

the method is characterized in that: be equipped with relocation mechanism (400) on roating seat (500), relocation mechanism (400) can drive product (300) and float on roating seat (500), pushes down relocation mechanism (400) when installing product (300), and after product (300) installation was accomplished, relocation mechanism (400) promoted product (300) come-up, made during grinding head (200) stretched into the hole of product (300).

2. The bore grinding apparatus of claim 1, wherein: the floating mechanism (400) comprises a floating plate (410) arranged on a rotating base (500), and a spring (430) is arranged between the floating plate (410) and the rotating base (500).

3. The bore grinding apparatus of claim 2, wherein: an upper spring groove is formed in the lower end face of the floating plate (410), a lower spring groove (501) is formed in the upper end face of the rotating base (500), two ends of the spring (430) are limited in the upper spring groove and the lower spring groove (501) respectively, and the floating plate (410) floats relative to the rotating base (500) under the action of the spring (430).

4. The bore grinding apparatus of claim 3, wherein: the rotary base (500) is fixedly provided with a guide column (420), the upper part of the guide column (420) penetrates through the floating plate (410) and limits the floating plate (410), and the floating plate (410) can axially slide along the guide column (420).

5. The bore grinding apparatus of claim 4, wherein: the upper end surface of the floating plate (410) is provided with a limiting groove (411), and the upper end of the guide column (420) is arranged in the limiting groove (411); the lower end of the guide post (420) is fixed with the lower spring groove (501); the spring (430) is sleeved on the guide post (420).

6. The bore grinding apparatus of claim 1, wherein: still including elevating system (600), elevating system (600) includes elevating platform (610), and elevating platform (610) is driven by lifter (620), can reciprocate under the effect of second motor (630), roating seat (500) are located on elevating platform (610).

7. The bore grinding apparatus of claim 6, wherein: the lifting platform (610) is provided with at least two lifting rods (620), belt pulleys (a) are connected below the lifting rods (620), and the two belt pulleys (a) are driven by a belt (b); the second motor (630) drives one of the belt pulleys (a) to rotate, and drives the other belt pulley (a) to rotate together.

8. The bore grinding apparatus of claim 1, wherein: the grinding head (200) is positioned above the rotating seat (500) and is fixed by a support frame (700).

9. The bore grinding apparatus of claim 8, wherein: the worktable (100) is provided with a support rod (c), and the support frame (700) is fixed at the upper end of the support rod (c).

10. The bore grinding apparatus of claim 1, wherein: the grinding head device is characterized by further comprising a working box (800), wherein a feeding port (801) is formed in the front end face of the working box (800), and the grinding head (200) and the rotating seat (500) are arranged in the working box (800) and are positioned on the inner side of the feeding port (801); an operation screen (802) is arranged on the work box (800) and used for controlling the first motor (900) and the second motor (630).