CN212717899U

CN212717899U - Material testing machine is with foraminiferous skid-proof vertical reduction gear frame

Info

Publication number: CN212717899U
Application number: CN202021434040.4U
Authority: CN
Inventors: 周勇
Original assignee: Wuhan Yongkuan Machinery Manufacturing Co ltd
Current assignee: Wuhan Yongkuan Machinery Manufacturing Co ltd
Priority date: 2020-07-20
Filing date: 2020-07-20
Publication date: 2021-03-16
Anticipated expiration: 2030-07-20

Abstract

The utility model discloses a material testing machine is with foraminiferous skid-proof vertical speed reducer frame, the on-line screen storage device comprises a base, the base is the annular structure of circle, the fixed connecting cylinder that is equipped with on the base, the connecting cylinder is round platform shape structure, the fixed mounting panel that is equipped with on the connecting cylinder, the fixed quantity that is equipped with on the mounting panel is four lead screw, there is the speed reducer body through nut fixed mounting on the mounting panel, the mounting panel middle part seted up with the output shaft assorted perforation of speed reducer body, the output shaft outer wall is equipped with damping device, damping device includes the bearing, the bearing is fixed the cover and is established the output shaft outer wall. Has the advantages that: the sliding rod can be driven to stretch in the sliding barrel when the output shaft vibrates, so that the output shaft can be damped by utilizing the flexibility of the spring and the damping force between the damping sleeve and the inner wall of the sliding barrel, and the output shaft can work more stably and is not easy to deform.

Description

Material testing machine is with foraminiferous skid-proof vertical reduction gear frame

Technical Field

The utility model relates to a vertical speed reducer mount pad field particularly, relates to a material testing machine is with foraminiferous skid-proof vertical speed reducer frame.

Background

The power source of the main shaft on the material testing machine is generally obtained by reducing the speed of the motor through the speed reducer, whether the speed reducer is installed stably or not is closely related to the working stability of the transmission main shaft of the material testing machine, and in the existing material testing machine, the vibration frequency is high during working, the resonance of the output shaft of the speed reducer is easily caused, so that the working instability of the material testing machine can be caused, the output shaft is easy to deform, and the test result of the testing machine can be influenced.

An effective solution to the problems in the related art has not been proposed yet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a material testing machine is with foraminiferous skid-proof vertical reduction gear frame to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the antiskid vertical speed reducer base with the holes for the material testing machine comprises a base, wherein the base is of a circular ring structure, a connecting cylinder is fixedly arranged on the base and is of a circular truncated cone structure, a mounting plate is fixedly arranged on the connecting cylinder, four lead screws are fixedly arranged on the mounting plate, a speed reducer body is fixedly arranged on the mounting plate through nuts, a through hole matched with an output shaft of the speed reducer body is formed in the middle of the mounting plate, a damping device is arranged on the outer wall of the output shaft and comprises a bearing, the bearing is fixedly sleeved on the outer wall of the output shaft, sliding rods are fixedly arranged on the outer walls of two sides of the bearing, a sliding cylinder is sleeved on the outer wall of one end, away from the bearing, of each sliding rod, one end, away from the sliding rod, of each sliding cylinder is fixedly connected with the inner wall of the connecting cylinder, a, the slide bar stretches into the fixed cover of slide cartridge one end outer wall is equipped with the damping cover, the slide bar is close to bearing one end outer wall is all fixed the cover and is equipped with solid fixed ring, gu fixed ring with fixed being equipped with between the spacing ring just the spring housing is established the slide bar outer wall.

Furthermore, the base is provided with four mounting holes along the circumferential direction.

Furthermore, a plurality of heat dissipation holes are formed in the outer walls of the upper end and the lower end of the connecting cylinder.

Furthermore, a dustproof net is fixedly arranged in each radiating hole.

Furthermore, the outer wall of the connecting cylinder is provided with a frosted anti-skid layer.

Furthermore, a shock pad is fixedly arranged on the mounting plate.

Furthermore, a limiting groove is formed in one side of the output shaft, and a limiting protrusion matched with the limiting groove is fixedly arranged on the inner wall of one side of the bearing.

Compared with the prior art, the utility model discloses following beneficial effect has:

(1) the utility model discloses a set up base, connecting cylinder, mounting panel, lead screw, nut, speed reducer body, output shaft, bearing, slide bar, slide cartridge, damping cover and spring, can drive the slide bar when the output shaft produces vibrations and stretch out and draw back in the slide cartridge to can utilize the elasticity of spring and damping force between damping cover and the slide cartridge inner wall to carry out the shock attenuation to the output shaft, thereby can make output shaft work more stable and difficult emergence warp.

(2) The utility model discloses a set up the mounting hole, can be used for the installation of base fixed.

(3) The utility model discloses a set up the louvre, can effectual increase the radiating efficiency of the output shaft in the connecting cylinder.

(4) The utility model discloses a set up the dust screen, can effectually prevent that the dust in the air from following the louvre and accelerating the wearing and tearing of output shaft in getting into the connecting cylinder.

(5) The utility model discloses a set up the dull polish skid resistant course, can increase the non-skid property of connecting cylinder outer wall, can be convenient for take up the connecting cylinder.

(6) The utility model discloses a set up the shock pad, can play the absorbing effect of buffering between speed reducer body and mounting panel to can reduce the noise in the speed reducer body working process.

(7) The utility model discloses a set up spacing groove and spacing arch, can effectually prevent to take place the friction between output shaft and the bearing inner ring.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a perforated antiskid vertical reducer base for a material testing machine according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a damping device in a perforated antiskid vertical reducer base for a material testing machine according to an embodiment of the present invention;

fig. 3 is a cross-sectional view of a bearing and an output shaft in a perforated antiskid vertical reduction gear base for a material testing machine according to an embodiment of the present invention.

Reference numerals:

1. a base; 2. a connecting cylinder; 3. mounting a plate; 4. a screw rod; 5. a nut; 6. a speed reducer body; 7. an output shaft; 8. perforating; 9. a bearing; 10. a slide bar; 11. a slide cylinder; 12. a limiting ring; 13. a damping sleeve; 14. a fixing ring; 15. a spring; 16. mounting holes; 17. heat dissipation holes; 18. a dust screen; 19. a frosted anti-skid layer; 20. a shock pad; 21. a limiting groove; 22. and a limiting bulge.

Detailed Description

The following, with reference to the drawings and the detailed description, further description of the present invention is made:

the first embodiment is as follows:

referring to fig. 1-3, the antiskid vertical speed reducer base with holes for a material testing machine according to an embodiment of the present invention includes a base 1, the base 1 is a circular ring structure, a connecting cylinder 2 is fixedly disposed on the base 1, the connecting cylinder 2 is a circular truncated cone structure, a mounting plate 3 is fixedly disposed on the connecting cylinder 2, four lead screws 4 are fixedly disposed on the mounting plate 3, a speed reducer body 6 is fixedly disposed on the mounting plate 3 through nuts 5, a through hole 8 matched with an output shaft 7 of the speed reducer body 6 is disposed in the middle of the mounting plate 3, a damping device is disposed on the outer wall of the output shaft 7, the damping device includes a bearing 9, the bearing 9 is fixedly sleeved on the outer wall of the output shaft 7, slide bars 10 are fixedly disposed on the outer walls of both sides of the bearing 9, a slide tube 11 is sleeved on the outer wall of one end of the slide bars 10 away from, slide bar 11 is kept away from slide bar 10 one end all with 2 inner wall fixed connection of connecting cylinder, slide bar 11 is close to the fixed spacing ring 12 that is equipped with of slide bar 10 one end inner wall, slide bar 10 stretches into the fixed cover of 11 one end outer walls of slide bar is equipped with damping sleeve 13, slide bar 10 is close to the equal fixed cover of bearing 9 one end outer wall is equipped with solid fixed ring 14, gu fixed ring 14 with fixed spring 15 just being equipped with between the spacing ring 12 spring 15 cover is established slide bar 10 outer wall.

Through the above technical scheme of the utility model, can drive slide bar 10 when output shaft 7 produces vibrations and stretch out and draw back in slide cartridge 11 to can utilize the elasticity of spring 15 and damping force between damping cover 13 and the 11 inner walls of slide cartridge to carry out the shock attenuation to output shaft 7, thereby can make output shaft 7 work more stable and difficult emergence warp.

Example two:

referring to fig. 1, for a base 1, four mounting holes 16 are formed in the base 1 along a circumferential direction; for the connecting cylinder 2, a plurality of heat dissipation holes 17 are formed in the outer walls of the upper end and the lower end of the connecting cylinder 2; for the heat dissipation holes 17, dust screens 18 are fixedly arranged in the heat dissipation holes 17.

Through the above technical scheme of the utility model, the mounting hole 16 can be used for base 1's installation fixed, and the louvre 17 can be effectual the output shaft 7's in the connecting cylinder 2 radiating efficiency that increases, and the dust screen 18 can effectually prevent that the dust in the air from following louvre 17 and accelerating the wearing and tearing of output shaft 7 in getting into connecting cylinder 2.

Example three:

referring to fig. 1 and 3, for the connecting cylinder 2, the outer wall of the connecting cylinder 2 is provided with a frosted anti-slip layer 19; for the mounting plate 3, a shock pad 20 is fixedly arranged on the mounting plate 3; for the output shaft 7, a limit groove 21 is formed in one side of the output shaft 7, and a limit protrusion 22 matched with the limit groove 21 is fixedly arranged on the inner wall of one side of the bearing 9.

Through the above technical scheme of the utility model, dull polish skid resistant course 19 can increase the non-skid property of 2 outer walls of connecting cylinder, can be convenient for take up connecting cylinder 2, and shock pad 20 can play the absorbing effect of buffering between speed reducer body 6 and mounting panel 3 to can reduce the noise in the 6 working processes of speed reducer body, spacing groove 21 and spacing arch 22 can effectually prevent to take place the friction between output shaft 7 and the bearing 9 inner ring.

For the convenience of understanding the technical solution of the present invention, the following detailed description is made on the working principle or the operation mode of the present invention in the practical process.

In practical application, in the working process of the speed reducer body 6, when the output shaft 7 resonates, the output shaft 7 vibrates greatly, so that the output shaft can drive the sliding rod 10 to perform telescopic motion in the sliding cylinder 11, the output shaft 7 can be damped by utilizing the flexibility of the spring 15 and the damping force between the damping sleeve 13 and the inner wall of the sliding cylinder 11, the amplitude of the output shaft 7 can be reduced, the output shaft 7 can work more stably and is not easy to deform, the mounting hole 16 can be used for mounting and fixing the base 1, the heat dissipation holes 17 can effectively increase the heat dissipation efficiency of the output shaft 7 in the connecting cylinder 2, the dust screen 18 can effectively prevent dust in air from entering the connecting cylinder 2 along the heat dissipation holes 17 to accelerate the abrasion of the output shaft 7, the frosted anti-skid layer 19 can increase the anti-skid performance of the outer wall of the connecting cylinder 2, and can facilitate the taking up of the connecting, the shock pad 20 can play the effect of buffering shock attenuation between speed reducer body 6 and mounting panel 3 to can reduce the noise in the speed reducer body 6 working process, spacing groove 21 and spacing arch 22 can effectually prevent to take place the friction between output shaft 7 and the bearing 9 inner ring.

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

Claims

1. The antiskid vertical speed reducer base with holes for the material testing machine is characterized by comprising a base (1), wherein the base (1) is of a circular ring-shaped structure, a connecting cylinder (2) is fixedly arranged on the base (1), the connecting cylinder (2) is of a circular truncated cone-shaped structure, a mounting plate (3) is fixedly arranged on the connecting cylinder (2), four lead screws (4) are fixedly arranged on the mounting plate (3), a speed reducer body (6) is fixedly arranged on the mounting plate (3) through nuts (5), through holes (8) matched with an output shaft (7) of the speed reducer body (6) are formed in the middle of the mounting plate (3), a damping device is arranged on the outer wall of the output shaft (7), the damping device comprises a bearing (9), the bearing (9) is fixedly sleeved on the outer wall of the output shaft (7), sliding rods (10) are fixedly arranged on the outer walls of two sides of the bearing (9), slide bar (10) are kept away from bearing (9) one end outer wall all overlaps and is equipped with slide cartridge (11), slide cartridge (11) are kept away from slide bar (10) one end all with connecting cylinder (2) inner wall fixed connection, slide cartridge (11) are close to slide bar (10) one end inner wall is fixed and is equipped with spacing ring (12), slide bar (10) stretch into slide cartridge (11) one end outer wall is fixed to be equipped with damping cover (13), slide bar (10) are close to bearing (9) one end outer wall is the fixed cover all and is equipped with solid fixed ring (14), gu fixed ring (14) with fixed spring (15) that are equipped with just between spacing ring (12) spring (15) cover is established slide bar (10) outer wall.

2. The antiskid vertical speed reducer base with holes for the material testing machine according to claim 1, wherein the base (1) is provided with four mounting holes (16) along the circumferential direction.

3. The antiskid vertical speed reducer base with holes for the material testing machine according to claim 1, wherein the outer walls of the upper end and the lower end of the connecting cylinder (2) are provided with a plurality of heat dissipation holes (17).

4. The perforated antiskid vertical speed reducer base for the material testing machine according to claim 3, characterized in that a dust screen (18) is fixedly arranged in each heat dissipation hole (17).

5. The perforated antiskid vertical speed reducer base for the material testing machine according to claim 1, characterized in that the outer wall of the connecting cylinder (2) is provided with a frosted antiskid layer (19).

6. The perforated antiskid vertical reducer stand for the material testing machine according to claim 1, characterized in that a shock pad (20) is fixedly arranged on the mounting plate (3).

7. The perforated antiskid vertical speed reducer base for the material testing machine according to claim 1, wherein a limiting groove (21) is formed in one side of the output shaft (7), and a limiting protrusion (22) matched with the limiting groove (21) is fixedly arranged on the inner wall of one side of the bearing (9).