CN109955146A - A batch grinding head with adjustable pressure and sufficient cooling of ceramic materials - Google Patents

Abstract

The invention discloses a batch grinding head for ceramic materials with adjustable pressure and sufficient cooling. The rotating shaft of the power machine is provided with a driving gear, the grinding execution seat is fixed on the fixed seat by bolts, and the grinding execution driven gear is connected to the fixed seat. Drive connection with driving gear, a grinding disc is fixed at the lower end of the grinding execution rotating shaft, and a rotary joint is connected to the upper end of the grinding execution rotating shaft, and the rotary joint passes through the water guide hole in the grinding execution rotating shaft and the grinding surface of the grinding disc. Connected, the grinding execution seat is provided with a telescopic adjustment part for driving the grinding execution rotary shaft to expand and contract. The invention can fully cool the contact between the grinding head and the blank, effectively avoid material deformation caused by local heat concentration, and is suitable for batch grinding. It can effectively improve the yield, the power is large, and the efficiency is high.

Description

A batch grinding head with adjustable pressure and sufficient cooling of ceramic materials

【Technical field】

The invention relates to the technical field of polishing and grinding equipment, in particular to the technical field of a batch grinding head of ceramic materials with adjustable pressure and sufficient cooling.

【Background technique】

With the advent of the 5G era, it can better meet people's needs for rapid information transmission. At present, there are two main types of mobile phone cases: metal and plastic. Plastic materials are mainly used in low-end products. Metal materials have a shielding effect on signals and will Reduce the transmission speed of 5G network. Ceramic materials have high hardness and no shielding effect on signals. They are suitable for use in mobile phone cases. At present, the application trend of ceramic materials in electronic products such as mobile phones is gradually obvious. At present, they are mainly used in high-end mobile phone products. Due to thermal conductivity Compared with metal, the local heat concentration during the grinding process will deform the mobile phone case. Due to the centrifugal effect of the grinding disc, the traditional external water pipe spraying cannot effectively solve the problem of deformation of the mobile phone case grinding point due to heat concentration. Therefore, the existing The ceramic material products processed by the grinding equipment have a high defective rate. At the same time, during the production process, multiple grinding discs need to be used to grind multiple products at the same time. The position of the existing grinding discs is fixed, and the thickness of different ceramic blanks is different, resulting in In the end, some ceramic blanks are polished more, and some are unqualified. The utility model patent with the patent number of CN207155450U discloses a polishing mechanism of a polishing machine. The relative position of the fixed shaft of the grinding wheel used in the equipment does not change in the same group, which cannot be adapted to the same group. There are different blanks, and the arc surface of the grinding wheel is in contact with the blank, and the contact area with the surface of the blank is small. Under the centrifugal action of the grinding wheel, the cooling water cooling effect is poor. The air motor is used as the power to grind ceramic materials, and the power is insufficient.

[Content of the invention]

The purpose of the present invention is to solve the problems in the prior art, and to propose a batch grinding head of ceramic materials with adjustable pressure and sufficient cooling, which can fully cool the contact between the grinding head and the blank, effectively avoid material deformation due to local thermal concentration, and is suitable for batch production. Grinding, the grinding disc can adapt to the blanks with inconsistent sizes through expansion and contraction, and can be automatically pressed according to the specifications of the blanks, and the grinding is uniform, which can effectively improve the yield, with large power and high efficiency.

In order to achieve the above object, the present invention proposes a batch grinding head for ceramic materials with adjustable pressure and sufficient cooling, including a fixed seat, a power machine, a grinding execution part and a grinding disc, and a grinding execution part and a driving grinding execution part are arranged on the fixed seat. A moving power machine, characterized in that: the number of the grinding execution part is at least one, the rotating shaft of the power machine is provided with a driving gear, and the grinding execution part includes a grinding execution seat, a grinding execution driven gear, and a grinding execution rotation a shaft, a rotary joint and a telescopic adjustment part, the grinding execution seat is fixed on the fixed seat by bolts, the grinding execution rotating shaft is set in the grinding execution seat, and the grinding execution rotary shaft is provided with a grinding execution driven gear, The grinding execution driven gear is connected with the driving gear, the grinding disc is fixed at the lower end of the grinding execution rotary shaft, and the rotary joint is connected to the upper end of the grinding execution rotary shaft. The rotary joint is used for connecting the cooling pipe, and the rotary joint is connected to the The water guide hole on the grinding execution rotary shaft is sealed and connected, and does not rotate with the grinding execution rotary shaft. The rotary joint communicates with the grinding surface of the grinding disc through the water guide hole in the grinding execution rotary shaft. The grinding execution seat is provided with a useful The telescopic adjustment part is used to drive the grinding to perform the telescopic adjustment of the rotating shaft.

Preferably, the type of power machine is an electric motor.

Preferably, the telescopic adjustment part includes a telescopic cylinder and a connecting rotating sleeve, the connecting rotating sleeve is fixed on the telescopic shaft of the telescopic cylinder, and the connecting rotating sleeve is connected with the grinding execution rotating shaft.

Preferably, a spline is provided on the grinding execution rotating shaft, and a key groove adapted to the spline is provided on the grinding execution driven gear, and the spline is arranged in the key groove.

Preferably, a guide limit rod is provided on the connecting rotating sleeve, a limit hole is provided on the grinding execution seat, and the guide limit rod is arranged in the limit hole.

Preferably, the fixing base includes a main fixing box, a main rotating shaft and a fixing cover, the end of the main fixing box is provided with a main rotating shaft, and the upper part of the main fixing box is covered with a fixing cover by bolts.

Preferably, the number of the grinding execution parts is five.

Preferably, a power relay gear for causing the grinding execution driven gear to rotate in the same direction is provided between the grinding execution driven gear and the grinding execution driven gear.

Beneficial effects of the present invention: the present invention can drive a plurality of grinding discs to rotate at the same time by using a motor as a grinding power source. The contact between the grinding head and the blank is fully cooled, which can effectively avoid the deformation of materials caused by local thermal concentration, and is suitable for batch grinding. Yield, high power and high efficiency.

The features and advantages of the present invention will be described in detail through embodiments in conjunction with the accompanying drawings.

【Description of drawings】

1 is a schematic diagram of a pressure-adjustable and fully cooled ceramic material batch grinding head of the present invention;

Fig. 2 is an exploded view of a pressure-adjustable and fully cooled ceramic material batch grinding head of the present invention;

Fig. 3 is the schematic diagram of grinding execution part;

Fig. 4 is an exploded view of the grinding execution part.

In the picture: 1-fixed seat, 11-main fixed box, 12-main rotating shaft, 13-fixed cover plate, 2-power machine, 3-grinding executive part, 31-grinding executive seat, 311-limiting hole, 32 - Grinding execution driven gear, 33 - Grinding execution rotating shaft, 331 - Spline, 35 - Rotary joint, 36 - Telescopic adjustment part, 361 - Telescopic cylinder, 362 - Connection rotating sleeve, 3621 - Guide limit rod, 4 - Grinding plate.

【Detailed ways】

Referring to Figure 1, Figure 2, Figure 3 and Figure 4, a batch grinding head of ceramic materials with adjustable pressure and sufficient cooling of the present invention includes a fixed seat 1, a power machine 2, a grinding execution part 3 and a grinding disc 4. The fixed seat 1 A grinding execution part 3 and a power machine 2 for driving the grinding execution part 3 to move are arranged on the grinding machine 3, wherein the number of the grinding execution parts 3 is at least one, and a driving gear is arranged on the rotating shaft of the power machine 2. The grinding execution part 3 includes a grinding execution seat 31 , a grinding execution driven gear 32 , a grinding execution rotary shaft 33 , a rotary joint 35 and a telescopic adjustment part 36 , and the grinding execution seat 31 is fixed on the fixed seat 1 by bolts. The execution rotating shaft 33 is arranged in the grinding execution seat 31, the grinding execution rotating shaft 33 is provided with a grinding execution passive gear 32, the grinding execution passive gear 32 is connected with the driving gear, and the lower end of the grinding execution rotating shaft 33 is fixed. A grinding disc 4 is provided, and a rotary joint 35 is connected to the upper end of the grinding execution rotary shaft 33. The rotary joint 35 is used to connect the cooling pipe. The grinding execution rotary shaft 33 rotates, and the rotary joint 35 communicates with the grinding surface of the grinding disc 4 through the water guide hole in the grinding execution rotary shaft 33. Telescopic adjustment part 36 . The type of power machine 2 is an electric motor. The telescopic adjustment part 36 includes a telescopic cylinder 361 and a connecting rotating sleeve 362 , the connecting rotating sleeve 362 is fixed on the telescopic shaft of the telescopic cylinder 361 , and the connecting rotating sleeve 362 is connected with the grinding execution rotating shaft 33 . The grinding execution rotating shaft 33 is provided with a spline 331 , the grinding execution driven gear 32 is provided with a key groove adapted to the spline 331 , and the spline 331 is provided in the key groove. The connecting and rotating sleeve 362 is provided with a guide limit rod 3621 , the grinding execution seat 31 is provided with a limit hole 311 , and the guide limit rod 3621 is set in the limit hole 311 . The fixing base 1 includes a main fixing box 11 , a main rotating shaft 12 and a fixing cover 13 . The end of the main fixing box 11 is provided with a main rotating shaft 12 , and the upper part of the main fixing box 11 is covered with bolts. The cover plate 13 is fixed. The number of the grinding execution parts 3 is five. A power relay gear for making the grinding execution driven gear 32 rotate in the same direction is provided between the grinding execution driven gear 32 and the grinding execution driven gear 32 .

The working process of the present invention:

The pressure-adjustable and fully cooled batch grinding head of ceramic materials of the present invention drives the driving gear to rotate through the power machine 2 during the working process. The rotation of the grinding execution passive gear 32 is the same, and a relay gear is provided between the rotation of the grinding execution passive gear 32 and the grinding execution passive gear 32. The grinding disc 4 rotates, and the cooling pipe is connected through the rotary joint 35, so that the cooling liquid or cooling water flows from the water guide hole in the grinding execution rotary shaft 33 to the friction surface of the grinding disc 4 through the rotary joint 35, and the connection is rotated by the telescopic cylinder 361. The sleeve 362 moves, and drives the grinding execution rotary shaft 33 to slide up and down by connecting the rotating sleeve 362, so that the grinding disc 4 is pressed against the blank, and by changing the air pressure of the telescopic cylinder 361, the pressure between the grinding disc 4 and the blank is changed. .

A batch grinding head for ceramic materials with adjustable pressure and sufficient cooling of the present invention can drive a plurality of grinding discs 4 to rotate at the same time by using a motor as a grinding power source. The application of the telescopic adjustment part 36 in the grinding equipment can fully cool the contact between the grinding head and the blank, effectively avoid the deformation of the material caused by local heat concentration, and is suitable for batch grinding. The specifications of the blanks are automatically pressed and ground evenly, which can effectively improve the yield, with large power and high efficiency.

The above-mentioned embodiments are illustrative of the present invention, not limitations of the present invention, and any scheme after simple transformation of the present invention belongs to the protection scope of the present invention.

Claims (8)

1. a kind of pressure adjustable is fully cooled ceramic material batch grinding head, including fixing seat (1), engine (2), polishing execution Portion (3) and polishing pad (4) are provided with polishing enforcement division (3) on the fixing seat (1) and polishing enforcement division (3) are driven to move Engine (2), it is characterised in that: the quantity of polishing enforcement division (3) is at least 1, in the rotary shaft of the engine (2) It is provided with driving gear, the polishing enforcement division (3) includes that polishing executes seat (31), polishing executes driven gear (32), polishing Rotary shaft (33), rotary joint (35) and telescopic adjustment (36) are executed, the polishing executes seat (31) and is installed in by bolt In fixing seat (1), the polishing executes rotary shaft (33) setting and executes in seat (31) in polishing, and the polishing executes rotary shaft (33) it is provided with polishing on and executes driven gear (32), the polishing executes driven gear (32) and driving gear is sequentially connected, The polishing executes rotary shaft (33) lower end and is installed with polishing pad (4), and the polishing executes rotary shaft (33) upper end and is connected with rotation Adapter (35), the rotary joint (35) execute the water-guiding hole in rotary shaft (33) and the polishing of polishing pad (4) by polishing Face connection, the polishing, which executes, to be provided with for driving polishing to execute rotary shaft (33) flexible telescopic adjustment on seat (31) (36)。

2. a kind of pressure adjustable as described in claim 1 is fully cooled ceramic material batch grinding head, it is characterised in that: described The type of engine (2) is motor.

3. a kind of pressure adjustable as claimed in claim 2 is fully cooled ceramic material batch grinding head, it is characterised in that: described Telescopic adjustment (36) includes telescopic cylinder (361) and connection rotary sleeve (362), and the connection rotary sleeve (362), which is installed in, stretches On the telescopic shaft of contracting cylinder (361), the connection rotary sleeve (362) executes rotary shaft (33) with polishing and connect.

4. a kind of pressure adjustable as claimed in claim 2 is fully cooled ceramic material batch grinding head, it is characterised in that: described Polishing executes to be provided with spline (331) on rotary shaft (33), is provided in polishing execution driven gear (32) and spline (331) adaptable keyway, the spline (331) are arranged in keyway.

5. a kind of pressure adjustable as claimed in claim 2 is fully cooled ceramic material batch grinding head, it is characterised in that: described It is provided with guide and limit bar (3621) in connection rotary sleeve (362), the polishing executes and is provided with limit hole on seat (31) (311), the guide and limit bar (3621) is arranged in limit hole (311).

6. a kind of pressure adjustable as claimed in claim 2 is fully cooled ceramic material batch grinding head, it is characterised in that: described Fixing seat (1) includes main static housing (11), main rotating shaft (12) and fixed cover board (13), main static housing (11) end It is provided with main rotating shaft (12), fixed cover board (13) are stamped by bolt in main static housing (11) top.

7. a kind of pressure adjustable as claimed in claim 2 is fully cooled ceramic material batch grinding head, it is characterised in that: described The quantity of polishing enforcement division (3) is 5.

8. a kind of pressure adjustable as claimed in claim 2 is fully cooled ceramic material batch grinding head, it is characterised in that: described Polishing executes driven gear (32) and polishing is executed and is provided between driven gear (32) for making polishing execute driven gear (32) rotating disk in the power rotate in same direction.