CN212601181U

CN212601181U - Main shaft strutting arrangement for numerically control grinder

Info

Publication number: CN212601181U
Application number: CN201922369525.3U
Authority: CN
Inventors: 黄伟昌
Original assignee: Changzhou Zhigang Intelligent Equipment Co ltd
Current assignee: Changzhou Zhigang Intelligent Equipment Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2021-02-26
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a main shaft strutting arrangement for numerically control grinder, the on-line screen storage device comprises a base, install the tubular structure box on the base, the chip outlet has been seted up to the bottom half, install the stopper on the relative inside wall of box, box internally mounted has first anchor clamps and second anchor clamps, first anchor clamps with two sets of adjusting part are installed to the top of second anchor clamps and below symmetry respectively, first anchor clamps with fastening component is all installed along the horizontal direction to second anchor clamps back of the body one side mutually, base internally mounted has the air pump and stores up the bits case. The utility model adopts the adjustable semi-curved surface clamp structure to fix the curved bearings with various specifications; the metal anti-abrasion pad is arranged in the clamp, so that the abrasion degree of the clamp can be effectively reduced, and the production size deviation accident can be effectively reduced; the dust in the box body is cleaned and collected by installing the air pump, and equipment use faults caused by dust accumulation can be effectively avoided.

Description

Main shaft strutting arrangement for numerically control grinder

Technical Field

The utility model relates to a main shaft strutting arrangement for numerically control grinder belongs to digit control machine tool technical field.

Background

The machine tool spindle refers to a spindle which drives a workpiece or a cutter to rotate on a machine tool, generally comprises a spindle part, a bearing, a transmission part (a gear or a belt pulley) and the like, and is mainly used for supporting transmission parts such as the gear and the belt pulley in the machine tool and transmitting movement and torque, such as the machine tool spindle; the spindle is used for clamping workpieces, such as mandrels, except for planing machines, broaching machines and other machine tools with linear motion main motion, most of the machine tools are provided with spindle parts, and the motion precision and the structural rigidity of the spindle parts are important factors for determining the processing quality and the cutting efficiency. The main shaft component performance measuring indexes are mainly rotation precision, rigidity and speed adaptability.

The current anchor clamps that realize pressing from both sides tight fixed to the bearing adopt single planar structure more, work support counter shaft's stability is not high, be unfavorable for the regulation to the main shaft, very easily cause the bearing to take place the slip phenomenon at the in-process that polishes and process and hold, anchor clamps also take place wearing and tearing easily in long-term use simultaneously, make the self size to the bearing in the use in later stage take place great deviation, the precision of the product that processing came out is not conform to the requirement, cause the waste that the wastrel leads to the resource easily, and anchor clamps often use along with other processing equipment together, it can cause a large amount of dusts to pile up the pollution to lack daily clearance in long-term use, thereby reduce household equipment's work precision, bring very big inconvenience for bearing processing. In addition, the clamp has a single size, and is not suitable for fixing curved bearings of different specifications, so a new spindle supporting device is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a main shaft supporting device for a numerical control grinding machine, which can effectively solve the problems in the background technology, and the utility model adopts an adjustable semi-curved surface fixture structure to facilitate the fixation of curved bearings with various specifications; meanwhile, the metal anti-abrasion pad is arranged in the clamp, so that the abrasion degree of the clamp caused by long-term use can be effectively reduced, the dimensional precision of bearing processing is improved to a certain extent, and the production dimensional deviation accident is effectively reduced; in addition, the dust in the box body is cleaned and collected by installing the air pump, and equipment use faults caused by dust accumulation can be effectively avoided.

The purpose of the utility model can be achieved by adopting the following technical scheme:

a main shaft supporting device for a numerical control grinding machine comprises a base, wherein a cylindrical structure box body is installed on the base, a scrap outlet is formed in the bottom of the box body, a limiting block is installed on the inner side wall, opposite to the box body, of the box body, a first clamp and a second clamp are installed inside the box body, a main shaft is installed in a cavity defined by the first clamp and the second clamp, two groups of adjusting assemblies are symmetrically installed above and below the first clamp and the second clamp respectively, fastening assemblies are installed on the opposite sides of the first clamp and the second clamp in the horizontal direction, the fastening assemblies penetrate through the limiting block on the corresponding side and the side wall of the box body respectively and extend to the outer side of the box body, an air pump and a scrap storage box are installed inside the base, connecting pipes are installed at the input end and the output end of the air pump respectively, and the air pump is connected with the scrap storage box through the connecting pipes, the input end connecting pipe extends into the chip outlet.

Preferably, four support rods are fixedly mounted on the base, the box body is located in the middle of the four support rods, fastening bolts are arranged at the upper ends of the support rods, and the support rods are fixedly connected with the box body through the fastening bolts.

Preferably, fastening components includes the threaded rod, threaded rod one end is connected with the connecting block, the other end of threaded rod is connected with hand handle, first anchor clamps or second anchor clamps respectively with correspond the side the connecting block is connected.

Preferably, every group adjusting part includes fixed link, two swing joint poles and two spacing bolts, the fixed link with spacing hole has all been seted up on the swing joint pole, spacing hole symmetric distribution on the fixed link, two swing joint poles's one end respectively with first anchor clamps with the relative one end swing joint of second anchor clamps, the fixed link with the swing joint pole passes through spacing bolt swing joint.

Preferably, the first clamp and the second clamp are the same in structure and are of a semi-curved surface structure, and metal anti-abrasion pads are mounted on the inner walls of the opposite sides of the first clamp and the second clamp.

Preferably, the side walls of the limiting block and the box body are provided with threaded openings matched with the threaded rods.

Preferably, the diameter of the input end connecting pipe is the same as that of the chip outlet.

The utility model has the advantages of: the utility model can adjust the bending degree of the clamp by arranging the adjusting component, thereby being convenient for realizing the fixation of curved bearings with various specifications; meanwhile, the metal anti-abrasion pad is arranged in the clamp, so that the abrasion degree of the clamp caused by long-term use can be effectively reduced, the dimensional precision of bearing processing is improved to a certain extent, and the production dimensional deviation accident is effectively reduced; in addition, the dust in the box body is cleaned and collected by installing the air pump, and equipment use faults caused by dust accumulation can be effectively avoided.

Drawings

Fig. 1 is a cross-sectional view of the present invention;

fig. 2 is a side cross-sectional view of the present invention;

figure 3 is a cross-sectional view of the fastening assembly of the present invention.

In the figure: 1-base, 2-box, 3-second clamp, 4-first clamp, 5-limiting block, 6-support rod, 7-fastening bolt, 8-air pump, 9-scrap storage box, 10-connecting pipe, 11-scrap outlet, 12-connecting block, 13-threaded rod, 14-metal anti-abrasion pad, 15-hand handle, 16-fixed connecting rod, 17-movable connecting rod, 18-limiting hole, 19-limiting bolt, 20-main shaft, 21-fastening component and 22-adjusting component.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-3, the spindle supporting device for a numerically controlled grinder in this embodiment includes a base 1, a cylindrical case 2 is mounted on the base 1, a chip outlet 11 is formed at the bottom of the case 2, a stopper 5 is mounted on an inner side wall of the case 2, a first clamp 4 and a second clamp 3 are mounted inside the case 2, a spindle 20 is mounted in a cavity enclosed by the first clamp 4 and the second clamp 3, two sets of adjusting assemblies 22 are respectively and symmetrically mounted above and below the first clamp 4 and the second clamp 3, fastening assemblies 21 are respectively mounted on opposite sides of the first clamp 4 and the second clamp 3 along a horizontal direction, the fastening assemblies 21 respectively penetrate through the stopper 5 and the side wall of the case 2 on the corresponding sides and extend to the outer side of the case 2, an air pump 8 and a chip storage tank 9 are mounted inside the base 1, a connecting pipe 10 is respectively mounted on an input end and an output end of the air pump 8, the air pump 8 is connected with the scrap storage box 9 through a connecting pipe 10, the connecting pipe 10 at the input end extends into a scrap outlet 11, the positions of upper and lower adjusting assemblies 22 in the box body 2 are adjusted according to the diameter size of a main shaft 20, so that the bending scales of the first clamp 4 and the second clamp 3 are changed by symmetrical pulling, the bending degree is matched with the main shaft 20, the fastening assembly 21 is shaken forwards to drive the first clamp 4 and the second clamp 3 to respectively approach to the inner walls of two sides of the box body 2, the main shaft 20 is placed between the first clamp 4 and the second clamp 3 to enable the main shaft 20 to be attached to the first clamp 4 and the second clamp 3, the fastening assembly 21 is shaken backwards, the first clamp 4 and the second clamp 3 move oppositely until the main shaft 20 is completely fixed, the air pump 8 is started, the connecting pipe 10 at the input end extends into the scrap outlet 11, and dust and waste scraps in the box 2 are collected into the scrap storage box 9 through the connecting pipe 10 at the output end, thereby keeping the inside of the cabinet 2 clean and tidy.

In this embodiment, four support rods 6 are fixedly mounted on the base 1, the box body 2 is located at the middle positions of the four support rods 6, fastening bolts 7 are arranged at the upper ends of the support rods 6, and the support rods 6 are fixedly connected with the box body 2 through the fastening bolts 7.

In this embodiment, fastening components 21 includes threaded rod 13, and threaded rod 13 one end is connected with connecting block 12, and the other end of threaded rod 13 is connected with hand handle 15, and first anchor clamps 4 or second anchor clamps 3 are connected with the connecting block 12 that corresponds the side respectively, and fastening components 21 sets to hand formula, has improved the speed when anchor clamps are relative or opposite movement, has alleviateed staff's the amount of labour.

In this embodiment, every group adjusting part 22 includes fixed connecting rod 16, two swing joint poles 17 and two spacing bolts 19, spacing hole 18 has all been seted up on fixed connecting rod 16 and the swing joint pole 17, spacing hole 18 symmetric distribution on the fixed connecting rod 16, the one end of two swing joint poles 17 respectively with the one end swing joint that first anchor clamps 4 and second anchor clamps 3 are relative, fixed connecting rod 16 and swing joint pole 17 pass through spacing bolt 19 swing joint, adjusting part 22's installation, can adjust the camber of anchor clamps, be convenient for realize the fixed to the curved main shaft 20 of various specifications, realize one utensil is multi-purpose, the production input cost has been reduced.

In this embodiment, first anchor clamps 4 and second anchor clamps 3 structure are the same and are the half curved surface structure, all install metal abrasionproof pad 14 on the inner wall of first anchor clamps 4 and the relative one side of second anchor clamps 3, effectively reduce the mutual wearing and tearing between main shaft 20 and the anchor clamps, are favorable to protecting the two.

In this embodiment, the side walls of the limiting block 5 and the box body 2 are provided with threaded openings matched with the threaded rods 13.

In this embodiment, the diameter of the input end connecting pipe 10 is the same as that of the crumb outlet 11, so that the air pump 8 can directly suck dust in the box body 2 into the crumb storage box 9 during operation, and the dust cannot fall into the base 1 through the crumb outlet 11.

The utility model discloses a theory of operation is: according to the size of the diameter of a main shaft 20, the positions of the movable ends of four movable connecting rods 17 at the upper part and the lower part in a box body 2 are adjusted simultaneously, the movable connecting rods 17 and fixed connecting rods 16 are fixed at proper positions through limit bolts 19, so that the bending dimensions of a first clamp 4 and a second clamp 3 are changed by symmetrically pulling, the bending degree is matched with the main shaft 20, hand handles 15 at two sides of the box body 2 are shaken, a threaded rod 13 rotates in a threaded opening, the first clamp 4 and the second clamp 3 are driven to respectively approach to the inner walls at two sides of the box body 2, the main shaft 20 is placed between the first clamp 4 and the second clamp 3, the main shaft 20 is attached to metal anti-abrasion pads 14 on the inner walls of the first clamp 4 and the second clamp 3, the hand handles 15 at two sides of the box body 2 are shaken reversely, the first clamp 4 and the second clamp 3 move oppositely until the main shaft 20 is completely fixed, the connecting pipe 10 of input extends to in going out the bits mouth 11, collects the storage bits case 9 with the dust sweeps in the box 2 through the connecting pipe 10 of output to keep the clean and tidy in the box 2.

Above, only the further embodiments of the present invention are shown, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the protection scope of the present invention.

Claims

1. The utility model provides a main shaft strutting arrangement for numerically control grinder, includes base (1), its characterized in that: the device is characterized in that a cylindrical structure box body (2) is mounted on the base (1), a scrap outlet (11) is formed in the bottom of the box body (2), a limiting block (5) is mounted on the inner side wall of the box body (2) in the opposite direction, a first clamp (4) and a second clamp (3) are mounted inside the box body (2), a main shaft (20) is mounted in a cavity formed by the first clamp (4) and the second clamp (3), two groups of adjusting assemblies (22) with the same structure are symmetrically mounted above and below the first clamp (4) and the second clamp (3) respectively, fastening assemblies (21) are mounted on the opposite sides of the first clamp (4) and the second clamp (3) in the horizontal direction, and the fastening assemblies (21) penetrate through the limiting block (5) on the corresponding sides and the side wall of the box body (2) respectively and extend to the outer side of the box body (2), base (1) internally mounted has air pump (8) and stores up bits case (9), connecting pipe (10) are installed respectively to the input and the output of air pump (8), air pump (8) with store up bits case (9) and pass through connecting pipe (10) are connected, input connecting pipe (10) extend to in the bits mouth (11).

2. The spindle supporting device for a numerically controlled grinding machine according to claim 1, characterized in that: the support device is characterized in that four support rods (6) are fixedly mounted on the base (1), the box body (2) is located at the middle positions of the four support rods (6), fastening bolts (7) are arranged at the upper ends of the support rods (6), and the support rods (6) are fixedly connected with the box body (2) through the fastening bolts (7).

3. The spindle supporting device for a numerically controlled grinding machine according to claim 1, characterized in that: fastening components (21) include threaded rod (13), threaded rod (13) one end is connected with connecting block (12), the other end of threaded rod (13) is connected with hand handle (15), first anchor clamps (4) or second anchor clamps (3) respectively with correspond the side connecting block (12) are connected.

4. The spindle supporting device for a numerically controlled grinding machine according to claim 1, characterized in that: every group adjusting part (22) includes fixed link (16), two swing joint poles (17) and two spacing bolts (19), fixed link (16) with spacing hole (18) have all been seted up on swing joint pole (17), spacing hole (18) symmetric distribution on fixed link (16), the one end of two swing joint poles (17) respectively with first anchor clamps (4) with the relative one end swing joint of second anchor clamps (3), fixed link (16) with swing joint pole (17) pass through spacing bolt (19) swing joint.

5. The spindle supporting device for a numerically controlled grinding machine according to claim 1, characterized in that: the first clamp (4) and the second clamp (3) are of the same structure and are of a semi-curved surface structure, and metal anti-abrasion pads (14) are mounted on the inner wall of one side, opposite to the first clamp (4) and the second clamp (3).

6. The spindle supporting device for a numerically controlled grinding machine according to claim 3, characterized in that: the side walls of the limiting block (5) and the box body (2) are provided with threaded openings matched with the threaded rods (13).

7. The spindle supporting device for a numerically controlled grinding machine according to claim 1, characterized in that: the diameter of the input end connecting pipe (10) is the same as that of the chip outlet (11).