CN215968070U

CN215968070U - Rotary sander

Info

Publication number: CN215968070U
Application number: CN202122468173.4U
Authority: CN
Inventors: 陈相伟
Original assignee: Wuxi Wuchang Cnc Technology Co ltd
Current assignee: Wuxi Wuchang Cnc Technology Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-08
Anticipated expiration: 2031-10-13

Abstract

The utility model belongs to the technical field of grinding and polishing, and particularly relates to a rotary grinding machine which comprises a transmission mechanism and a grinding mechanism, wherein the transmission mechanism comprises a working round table which is rotatably arranged, the working round table is hollow, a plurality of adsorption holes are formed in the upper surface of the working round table, the grinding mechanism comprises a driving assembly and an autorotation assembly, the driving assembly comprises a reciprocating installation box, and the autorotation assembly comprises a plurality of grinding rolling brushes which are rotatably arranged. The rotary grinding machine provided by the utility model is suitable for grinding small workpieces, the small workpieces are driven to be fed and discharged by the rotation of the working circular table, so that only one operator is needed to be positioned outside the circular table, the feeding and discharging can be realized, and in addition, the installation space of the working circular table is reduced. In addition, the adsorption holes adsorb the small workpieces on the working circular truncated cone through the adsorption device, the polishing rolling brushes can achieve reciprocating polishing under the driving of the installation box, and the small workpieces are further prevented from being separated from the working circular truncated cone, so that a good polishing effect is achieved.

Description

Rotary sander

Technical Field

The utility model belongs to the technical field of grinding and polishing, and particularly relates to a rotary grinding machine.

Background

The rolling brush polisher is a common device used for sharpening various cutters and tools, is also used for grinding, deburring, cleaning and the like of common small parts, and can be divided into a handheld rolling brush machine, a vertical rolling brush machine, a suspension type rolling brush machine, a horizontal rolling brush machine and the like. Among the prior art, in the middle of the round brush polisher working process, the work piece is placed on the conveyer belt, and the operation through the transmission band realizes polishing through the round brush, and the both ends of transmission band all need operating personnel, and one-bit feeding, one-bit ejection of compact are collected to the transmission band is in order to satisfy the needs of polishing, and consequently transmission path sets up longer, thereby shared space is great.

SUMMERY OF THE UTILITY MODEL

The utility model provides a rotary grinding machine, aiming at solving the technical problems that in the middle of the working process of a rolling brush grinding machine, a workpiece is placed on a conveying belt, grinding is realized through a rolling brush by the operation of the conveying belt, one operator is needed at each of two ends of the conveying belt, one feeding is needed, one discharging is needed to be collected, and the conveying belt is long in conveying path arrangement so as to occupy a large space for meeting the grinding requirement.

The utility model provides a rotary grinding machine, which has the following specific technical scheme:

the rotary grinding machine comprises a transmission mechanism and a grinding mechanism, wherein the transmission mechanism comprises a working round table which is rotatably arranged, the working round table is hollow, a plurality of adsorption holes are formed in the upper surface of the working round table, the working round table is communicated with an adsorption device,

grinding machanism locates the top of work round platform, grinding machanism is including driving subassembly and rotation subassembly, it includes the reciprocating installation box that sets up to drive the subassembly, the rotation subassembly includes a plurality of round brushes that polish that rotate the setting, the round brush horizontal connection of polishing one side of installation box.

In some embodiments, the grinding mechanism further comprises a first drive motor, and the first drive motor drives the work table to rotate.

In some embodiments, grinding machanism still includes receives the material subassembly, receive the material subassembly and include the scraper blade and receive the silo, the scraper blade is located the outside of round brush of polishing just locates on the work round platform, the scraper blade with the work round platform directly has the clearance, receive the silo to be located work round platform below just is used for accepting the follow the work piece of work round platform edge landing, it has the discharge gate to receive the silo, the discharge gate is aimed at the scraper blade.

In some embodiments, the driving assembly further comprises a reciprocating motor, a gear is arranged at the output end of the reciprocating motor, and a rack matched with the gear is arranged at the bottom end of the installation box.

In some embodiments, the polishing mechanism further comprises a mounting table arranged in a lifting manner, a sliding rail is arranged on the mounting table, and a sliding block matched with the sliding rail is connected to the bottom end of the mounting table.

Furthermore, both sides of the bottom of the mounting platform are provided with two groups of lifting assemblies, each group of lifting assemblies comprises a screw rod lifter and a second driving motor, the two lifting rods of the screw rod lifter are vertically arranged and are respectively connected with both sides of the bottom of the mounting platform, and the second driving motor drives the mounting platform to lift through the two screw rod lifters.

And the two groups of lifting assemblies further comprise linear bearings, two linear bearing guide shafts are vertically arranged and are respectively connected with two sides of the bottom of the mounting table, and bearing seats of the two linear bearings are respectively connected with the two guide sleeves of the lifters through mounting plates.

In some embodiments, the rotation assembly further includes a third driving motor, the third driving motor is disposed on the other side of the installation box, and the third driving motor simultaneously drives the plurality of grinding rolling brushes to rotate.

In some embodiments, a plurality of the grinding roller brushes are provided with a transparent shell on the outer side.

The utility model has the following beneficial effects: the rotary grinding machine provided by the utility model is suitable for grinding small workpieces, the small workpieces are driven to be fed and discharged by the rotation of the working circular table, so that only one operator is needed to be positioned outside the circular table, the feeding and discharging can be realized, and in addition, the installation space of the working circular table is reduced. In addition, the adsorption holes adsorb the small workpieces on the working circular truncated cone through the adsorption device, the polishing rolling brushes can achieve reciprocating polishing under the driving of the installation box, and the small workpieces are further prevented from being separated from the working circular truncated cone, so that a good polishing effect is achieved.

Drawings

Fig. 1 is a schematic perspective view of a rotary sander according to embodiment 1 of the present invention;

FIG. 2 is a schematic perspective view of the transport mechanism and grinding mechanism of the present invention;

FIG. 3 is a schematic perspective view of the transport mechanism and grinding mechanism of the present invention;

fig. 4 is a schematic plan view of the transfer mechanism and the grinding mechanism of the present invention.

Detailed Description

In order that the objects, aspects and advantages of the present invention will become more apparent, the present invention will be further described in detail with reference to the following detailed description of preferred embodiments thereof, with reference to the accompanying drawings in which fig. 1 to 4 are shown.

Example 1

the rotary grinding machine comprises a transmission mechanism 1 and a grinding mechanism 2, wherein the transmission mechanism 1 comprises a working circular table 11 which is rotatably arranged, the working circular table 11 is hollow, a plurality of adsorption holes 111 are formed in the upper surface of the working circular table 11, the working circular table 11 is communicated with an adsorption device, the adsorption device is an exhaust fan in the embodiment, the exhaust fan is communicated with the working circular table 11 through an air pipe, and a small workpiece 4 to be ground is firmly adsorbed on the working circular table 11 through the adsorption holes 111. The working circular table 11 rotates to bring the small workpiece 4 to the polishing mechanism 2, and when the workpiece is rotated back to the initial point, the workpiece can be taken down, so that the working circular table 11 can be waited for a plurality of turns, and the workpiece can be taken down after the required polishing effect is met. Grinding machanism 2 locates the top of work round platform 11, and grinding machanism 2 drives the install bin 211 that subassembly 21 set up including reciprocating including driving subassembly 21 and rotation subassembly 22, and rotation subassembly 22 includes a plurality of round brushes 221 that polish that rotate the setting, and round brush 221 horizontal connection install bin 211's one side polishes. The reciprocating motion of the installation box 211 drives the reciprocating motion of the polishing rolling brush 221, the polishing rolling brush 221 rotates automatically to polish the small workpiece 4, and compared with the horizontal rotation polishing rolling brush 221, the reciprocating polishing rolling brush 221 is not easy to bring the small workpiece 4 up, so that the small workpiece 4 is further ensured to be firmly attached to the working circular table 11.

Specifically, the grinding mechanism 2 further includes a first driving motor 12, and the first driving motor 12 drives the working circular table 11 to rotate. In this embodiment, the first driving motor 12 drives the working circular table 11 to rotate in a belt transmission manner.

Specifically, the grinding mechanism 2 further comprises a material receiving assembly 13, the material receiving assembly 13 comprises a scraping plate 131 and a material receiving groove 132, the scraping plate 131 is located on the outer side of the grinding roller brush 221 and is arranged on the working circular table 11, a gap is directly reserved between the scraping plate 131 and the working circular table 11, the material receiving groove 132 is located below the working circular table 11 and is used for receiving a workpiece sliding off from the edge of the working circular table 11, a material outlet 1321 is formed in the material receiving groove 132, and the material outlet 1321 is aligned with the scraping plate 131. The scraper 131 can scrape off the workpiece on the work round table 11 and drop the workpiece into the receiving groove 132, and the small workpiece 4 which is not completely ground in the receiving groove 132 can also be placed on the work round table 11 again. The discharge port 1321 can facilitate receiving the small workpieces 4 which are polished.

Specifically, the driving assembly 21 further includes a reciprocating motor 212, a gear 213 is disposed at an output end of the reciprocating motor 212, and a rack 214 engaged with the gear 213 is disposed at a bottom end of the mounting box 211. The reciprocating motion of the mounting box 211 is realized by the cooperation of the gear 213 and the gear 213 under the driving of the reciprocating motor 212.

Specifically, grinding mechanism 2 still includes the mount table 23 that goes up and down to set up, is equipped with slide rail 231 on the mount table 23, and the mount table 23 bottom is connected with the slider with slide rail 231 complex. The slider and the slide rail 231 can ensure the stability of the reciprocating motion of the polishing mechanism 2. The installation table 23 is arranged to be lifted, so that the installation box 211 and the polishing rolling brush 221 are lifted, and the polishing machine can be suitable for polishing small workpieces 4 with different thicknesses.

Specifically, both sides of the bottom of the mounting table 23 are provided with two sets of lifting assemblies, each set of lifting assembly comprises a screw rod lifter 241 and a second driving motor 244, lifting rods 2411 of the two screw rod lifters 241 are vertically arranged and are respectively connected with both sides of the bottom of the mounting table 23, and the second driving motor 244 drives the mounting table 23 to lift through the two screw rod lifters 241. The lifting rod 2411 of the screw rod lifter 241 is connected with the mounting table 23, and the driving rod of the screw rod lifter 241 is connected with the driving motor, so that the mounting table 23 is lifted and lowered under the driving of the second driving motor 244. In addition, the lead screw lifter 241 has a general structure, and is not described herein again.

Specifically, the two sets of lifting assemblies further include linear bearings 242, guide shafts 2421 of the two linear bearings 242 are vertically arranged and are respectively connected with two sides of the bottom of the mounting table 23, and bearing seats 2422 of the two linear bearings 242 are respectively connected with guide sleeves of the two lead screw lifters 241 through mounting plates 243. The linear bearing 242 plays a guiding role, and the stable lifting of the mounting table 23 is ensured.

Specifically, the rotation assembly 22 further includes a third driving motor 222, the third driving motor 222 is disposed on the other side of the mounting box 211, and the third driving motor 222 drives the plurality of grinding roller brushes 221 to rotate simultaneously. The third driving motor 222 provides power for the rotation of the grinding brush roller 221, and the output end of the third driving motor 222 realizes power transmission to the grinding brush roller 221 through a belt.

Specifically, a transparent shell 3 is provided outside the plurality of grinding rolling brushes 221. The transparent shell 3 realizes visual operation, improves safety, and the carousel speed, the round brush 221 of polishing reciprocating stroke and speed can make corresponding adjustment according to actual polishing state.

The above description is only for the purpose of illustrating preferred embodiments of the present invention and is not to be construed as limiting the utility model, and the present invention is not limited to the above examples, and those skilled in the art should also be able to make various changes, modifications, additions or substitutions within the spirit and scope of the present invention.

Claims

1. The rotary polisher is characterized by comprising a transmission mechanism and a polishing mechanism, wherein the transmission mechanism comprises a working round table which is rotatably arranged, the working round table is hollow, a plurality of adsorption holes are formed in the upper surface of the working round table, the working round table is communicated with an adsorption device,

2. The rotary sander of claim 1 wherein the sanding mechanism further comprises a first drive motor, the first drive motor driving the rotation of the work platform.

3. The rotary sander according to claim 1, wherein the sanding mechanism further comprises a receiving assembly, the receiving assembly comprises a scraper and a receiving groove, the scraper is located outside the sanding roller and is located on the working circular table, a gap is directly reserved between the scraper and the working circular table, the receiving groove is located below the working circular table and is used for receiving workpieces sliding from the edge of the working circular table, and the receiving groove is provided with a discharge hole aligned with the scraper.

4. The rotary sander according to claim 1, wherein the drive assembly further comprises a reciprocating motor, a gear is provided at an output end of the reciprocating motor, and a rack engaged with the gear is provided at a bottom end of the mounting box.

5. The rotary sander according to claim 1, wherein the sanding mechanism further comprises a mounting table disposed in a lifting manner, the mounting table is provided with a slide rail, and a slider engaged with the slide rail is connected to a bottom end of the mounting table.

6. The rotary sander according to claim 5, wherein two sets of lifting assemblies are disposed on both sides of the bottom of the mounting platform, each set of lifting assemblies comprises a screw rod lifter and a second driving motor, the lifting rods of the two screw rod lifters are vertically disposed and connected to both sides of the bottom of the mounting platform, respectively, and the second driving motor drives the mounting platform to lift through the two screw rod lifters.

7. The rotary sander according to claim 6, wherein the two sets of lifting assemblies further comprise linear bearings, the guide shafts of the two linear bearings are vertically arranged and are respectively connected to two sides of the bottom of the mounting table, and the bearing seats of the two linear bearings are respectively connected to the guide sleeves of the two lead screw lifters through mounting plates.

8. The rotary sander of claim 1, wherein the rotation assembly further comprises a third drive motor, the third drive motor is disposed on the other side of the mounting box, and the third drive motor simultaneously drives the plurality of sanding rollers to rotate.

9. Rotary sander according to claim 1, characterized in that a transparent housing is provided outside a plurality of sanding rollers.