CN212653228U

CN212653228U - Hardware polishing device

Info

Publication number: CN212653228U
Application number: CN202021994928.3U
Authority: CN
Inventors: 邝启康; 毛平; 黄伟伟
Original assignee: Shenzhen Qianhai Heying Technology Co ltd
Current assignee: Shenzhen Qianhai Heying Technology Co ltd
Priority date: 2020-09-12
Filing date: 2020-09-12
Publication date: 2021-03-05
Anticipated expiration: 2030-09-12

Abstract

The utility model discloses a hardware grinding device, the utility model belongs to the technical field of the hardware is polished, in particular to hardware grinding device. This grinding device includes: the feeding mechanism can be used for realizing full-automatic feeding; the polishing mechanism can be used for realizing full-automatic polishing; the blanking mechanism can be used for realizing full-automatic blanking; and the front end and the rear end of the grinding mechanism are respectively connected with the feeding mechanism and the discharging mechanism. Compared with the prior art, firstly, the feeding mechanism, the polishing mechanism and the discharging mechanism of the polishing device can realize full-automatic operation without manual participation, thereby saving the labor cost; secondly, the polishing device of the utility model can polish batch hardware at one time, and can effectively improve polishing efficiency; finally, the utility model discloses simple structure, with low costs, facilitate promotion and use.

Description

Hardware polishing device

Technical Field

The utility model belongs to the technical field of the hardware is polished, in particular to hardware grinding device.

Background

Hardware needs to be polished in the production process, most of the hardware in the existing production plants is polished manually, and manual feeding and discharging are needed in the polishing process, so that the polishing mode of manual participation is very easy to cause damage to people; and only one polishing can be performed at a time, so that the polishing efficiency is very low.

The prior art discloses a watchband polishing device with a patent number of CN201922038278.9, which comprises a handle, a plurality of small motor motors, a connecting piece connected with the small motors, a connecting bearing rod, a sliding rail, a sliding block, a watchband pressing plate, a watchband placing plate, a pulling handle and a base; the connecting bearing rods are positioned at two sides of the watchband polishing device, one end of each connecting bearing rod is connected with the handle, and the other end of each connecting bearing rod is connected with the sliding block; the sliding blocks are symmetrically arranged on the sliding rails, and the upper surfaces of the sliding blocks are connected with the left end and the right end of the connecting piece; the slide rails are symmetrically arranged on the left side and the right side of the base; a watchband placing plate and a watchband pressing plate are sequentially placed on the upper surface of the middle part of the base from bottom to top; the upper surface of the middle part of the watchband placing plate is detachably connected with the watchband pressing plate, and the side surface of the watchband pressing plate is fixedly connected with the pulling handle. The invention has the beneficial effects that: the invention provides a watchband polishing device which can polish a plurality of watchbands at one time, saves labor and improves efficiency.

Although the watchband polishing device can polish a plurality of watchbands at one time, the polishing process needs manual participation, and full-automatic polishing cannot be realized.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the primary object of the utility model is to provide a hardware polishing device, which can realize the full-automatic polishing of hardware, and the polishing process does not need manual participation;

another object of the utility model is to provide a hardware grinding device, this grinding device can polish the hardware in batches, can effectual improvement polishing efficiency;

the last purpose of the utility model is to provide a hardware grinding device, this grinding device simple structure, with low costs, facilitate promotion and use.

In order to achieve the above purpose, the technical scheme of the utility model is as follows:

the utility model provides a hardware grinding device, this grinding device include

The feeding mechanism can be used for realizing full-automatic feeding;

the polishing mechanism can be used for realizing full-automatic polishing;

the blanking mechanism can be used for realizing full-automatic blanking;

and the front end and the rear end of the grinding mechanism are respectively connected with the feeding mechanism and the discharging mechanism.

Further, feed mechanism is including charging tray propulsion unit, charging tray pull-up subassembly, the pay-off subassembly of polishing, the charging tray pull-up subassembly sets up behind charging tray propulsion unit and the two position is corresponding, the pay-off subassembly of polishing sets up behind the charging tray pull-up subassembly and the two position is corresponding.

Furthermore, the charging tray pushing assembly comprises a charging tray loading part, a pushing cylinder and a pushing slide rail, wherein the charging tray loading part is connected with the pushing slide rail in a sliding mode, and the charging tray loading part is fixedly connected with the pushing cylinder. The material tray loading part can slide back and forth along the pushing slide rail under the driving of the pushing cylinder, and the material tray is conveyed from the starting point of the pushing slide rail to the end point of the pushing slide rail; when the tray loading part has no tray, the tray loading part can return to the starting point of the pushing slide rail under the driving of the pushing cylinder to reload the tray.

Furthermore, the charging tray loading part can load more than fifty charging trays at one time, so that batch full-automatic feeding can be realized, the labor cost can be saved, and the working efficiency can be improved.

Further, the charging tray pull-up assembly comprises an upper wire drawing rod motor and an upper wire drawing charging tray moving assembly, the upper wire drawing rod motor is provided with two lead screws, and the upper wire drawing charging tray moving assembly is connected with the lead screws in a sliding mode. The upper wire drawing rod motor can push the upper material drawing disc moving assembly to slide up and down along the screw rod, so that the upper material drawing disc moving assembly can drive the material disc to ascend from the material disc loading part.

Further, the polishing and feeding assembly comprises a material tray clamping mechanism and a translation pushing mechanism, the material tray clamping mechanism is connected to the translation pushing mechanism in a sliding mode, one end of the translation pushing mechanism is arranged above the material tray pull-up assembly, and the other end of the translation pushing mechanism is communicated with the polishing mechanism. The translational pushing mechanism can push the charging tray clamping mechanism to slide between the charging tray pull-up assembly and the polishing mechanism; the charging tray clamping mechanism is used for clamping a charging tray from the upper pulling charging tray moving assembly, and then the charging tray is placed on the polishing mechanism to be polished.

Further, the translation pushing mechanism comprises a translation pushing cylinder and a conveying track, the charging tray clamping mechanism is fixedly connected with the conveying track, and the translation pushing cylinder is fixedly connected with the conveying track. The translation propulsion cylinder can drive the material tray clamping mechanism to move through the conveying track.

Further, the polishing and feeding assembly further comprises an upper adjusting mechanism and a lower adjusting mechanism, the upper adjusting mechanism and the lower adjusting mechanism comprise an upper adjusting cylinder, a lower adjusting cylinder, an upper sliding rail and a lower sliding rail, the charging tray clamping mechanism is connected with the upper sliding rail and the lower sliding rail in a sliding mode, and the charging tray clamping mechanism is fixedly connected with the upper adjusting cylinder and the lower adjusting cylinder. The upper and lower slide rails can drive the material tray clamping mechanism to slide along the upper and lower slide rails, the position of the material tray clamping mechanism is adjusted, and the material tray is convenient to clamp and release.

Further, the charging tray clamping mechanism comprises two clamping plates, clamping plate cylinders are arranged on the clamping plates and can push the clamping plates to move, the width between the two clamping plates is adjusted, and the charging tray clamping mechanism is convenient to grasp the charging tray.

Further, grinding machanism is including polishing position, grinding device and the relative setting in position of polishing.

Further, grinding device is including thick grinding device, smart grinding device sets up behind thick grinding device, and the two all is provided with charging tray fixed establishment.

Further, grinding device still includes convulsions dust collector, rough grinding device all is provided with the wheel of polishing with smart grinding device, convulsions dust collector sets up between the wheel of polishing, convulsions dust collector is including two air intakes, two air intakes set up respectively at convulsions dust collector's both sides and the position is corresponding with the wheel of polishing.

Further, be provided with the slide rail on the position of polishing, charging tray fixed establishment sliding connection is on the slide rail, charging tray fixed establishment is used for fixed charging tray, prevents that the charging tray from sliding, influences the efficiency of polishing.

Further, charging tray fixed establishment is including translation lead screw motor, translation lead screw motor and charging tray fixed establishment sliding connection for drive charging tray fixed establishment slides on the slide rail.

Further, it blocks the position to polish to be provided with on the position, charging tray fixed establishment is provided with blocks, block and block the phase adaptation, be provided with on blocking and block the cylinder, it can promote to block to reciprocate to block the cylinder, realizes blocking the block and the separation that blocks the position for fixed charging tray fixed establishment prevents that charging tray fixed establishment from sliding around, influences the efficiency of polishing.

Further, charging tray fixed establishment is including charging tray fixed position, charging tray, the charging tray is fixed on the charging tray fixed position, charging tray fixed position and charging tray fixed establishment integrated into one piece, and with charging tray looks adaptation.

Further, the charging tray fixing mechanism further comprises a fixing frame, and the fixing frame cover is pressed above the charging tray fixing position and is matched with the charging tray.

Further, charging tray fixed establishment still includes roof down, the roof setting just laminates with the charging tray in charging tray fixed position below down. The roof is provided with the jacking cylinder down, jacking cylinder and roof fixed connection down, the roof reciprocates under the jacking cylinder can drive, realizes the laminating and the separation of roof and charging tray down.

Further, charging tray fixed establishment still includes chucking mechanism, chucking mechanism is provided with the chucking strip, the chucking strip can be used to withstand the work piece in the charging tray, prevents that the work piece is not hard up.

Furthermore, the clamping mechanism also comprises a clamping motor, and the clamping motor can drive the clamping mechanism to move back and forth, so that the clamping strip and the workpiece in the material tray can be clamped and separated.

Further, unloading mechanism transfers the subassembly, charging tray send out the subassembly including the return subassembly of polishing, charging tray, the charging tray is transferred the subassembly and is set up after the return subassembly of polishing and the two position is corresponding, the charging tray send out the subassembly setting after the charging tray is transferred the subassembly and the two position is corresponding.

Further, the material returning component of polishing includes that the charging tray presss from both sides and gets mechanism two, translation push mechanism two, the charging tray presss from both sides and gets mechanism two sliding connection on the push mechanism two of translation, the one end setting of translation push mechanism two is transferred the subassembly top at the charging tray, and the other end communicates grinding machanism. The second translation pushing mechanism can push the second charging tray clamping mechanism to slide between the charging tray lowering assembly and the polishing mechanism; and the second charging tray clamping mechanism is used for clamping a charging tray from the polishing mechanism and then placing the charging tray on the charging tray lowering component.

Furthermore, the second translation pushing mechanism comprises a second translation pushing cylinder and a second conveying track, the second charging tray clamping mechanism is fixedly connected with the second conveying track, and the second translation pushing cylinder is fixedly connected with the second conveying track. The second translation propulsion cylinder can drive the second charging tray clamping mechanism to move through the second conveying track.

Further, the polishing material returning assembly further comprises an upper adjusting mechanism II and a lower adjusting mechanism II, the upper adjusting mechanism II comprises an upper adjusting cylinder II and a lower adjusting cylinder II, the upper sliding rail II and the lower sliding rail II are arranged, the material disc clamping mechanism II is in sliding connection with the upper sliding rail II and the lower sliding rail II, and the material disc clamping mechanism II is fixedly connected with the upper adjusting cylinder II and the lower adjusting cylinder II. The upper and lower sliding rails can drive the material tray clamping mechanism II to slide along the upper and lower sliding rails II, and the position of the material tray clamping mechanism II is adjusted, so that the material tray can be clamped and released conveniently.

Further, the second charging tray clamping mechanism comprises two clamp plates and a clamp plate cylinder, the clamp plate cylinder is arranged on the clamp plate, the clamp plate cylinder can push the clamp plate to move, the width between the two clamp plates is adjusted, and the second charging tray clamping mechanism is convenient to grab the charging tray.

Further, the charging tray is transferred the subassembly and is included transferring the lead screw motor, transferring the charging tray and pressing from both sides and get the piece, it is provided with two and transfers the lead screw to transfer the lead screw motor, transfer the charging tray and press from both sides and get the piece and transfer lead screw sliding connection. The lower feed screw motor can push the lower feed plate clamping piece to slide up and down along the lower feed screw, so that the lower feed plate clamping piece is convenient to place the feed plate on the feed plate sending-out assembly.

Furthermore, the material tray sending-out assembly comprises a material tray loading part II, a sending-out air cylinder and a sending-out sliding rail, wherein the material tray loading part II is connected with the sending-out sliding rail in a sliding mode, and the material tray loading part II is fixedly connected with the sending-out air cylinder. The second material tray loading part can slide back and forth along the delivery slide rail under the driving of the delivery cylinder, and conveys the material tray from the starting point of the delivery slide rail to the end point of the delivery slide rail; when the second tray loading part has no tray, the second tray loading part can return to the starting point of the delivery slide rail to reload the tray under the driving of the delivery cylinder.

Furthermore, the charging tray loading part can load more than fifty charging trays once, so that batch full-automatic blanking can be realized, the labor cost can be saved, and the working efficiency can be improved.

The utility model has the advantages that: compared with the prior art, firstly, the feeding mechanism, the polishing mechanism and the discharging mechanism of the polishing device can realize full-automatic operation without manual participation, thereby saving the labor cost; secondly, the polishing device of the utility model can polish batch hardware at one time, and can effectively improve polishing efficiency; finally, the utility model discloses simple structure, with low costs, facilitate promotion and use.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a front view of the feeding mechanism of the present invention;

fig. 3 is a side view of the feeding mechanism of the present invention;

FIG. 4 is an elevation view of the grinding mechanism of the present invention;

fig. 5 is a schematic structural view of a tray fixing mechanism of the polishing mechanism of the present invention;

fig. 6 is a schematic structural view of the polishing mechanism of the present invention after the charging tray fixing mechanism is disassembled;

fig. 7 is a front view of the blanking mechanism of the present invention;

fig. 8 is a side view of the blanking mechanism of the present invention;

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

referring to fig. 1-8, the utility model provides a hardware grinding device, which comprises

The feeding mechanism 1 can be used for realizing full-automatic feeding;

the polishing mechanism 2 can be used for realizing full-automatic polishing;

the blanking mechanism 3 can be used for realizing full-automatic blanking;

the front end and the rear end of the grinding mechanism 2 are respectively connected with the feeding mechanism 1 and the discharging mechanism 3.

In this example, the feeding mechanism 1 includes a tray pushing assembly 11, a tray pulling assembly 12, and a polishing feeding assembly 13, where the tray pulling assembly 12 is disposed behind the tray pushing assembly 11 and the two positions are corresponding, and the polishing feeding assembly 13 is disposed behind the tray pulling assembly 12 and the two positions are corresponding.

In this example, the tray pushing assembly 11 includes a tray loader 111, a pushing cylinder 112, and a pushing slide 113, the tray loader 111 is slidably connected to the pushing slide 113, and the tray loader 111 is fixedly connected to the output end of the pushing cylinder 112. The tray loading part 111 can slide back and forth along the pushing slide rail 113 under the driving of the pushing cylinder 112, and conveys the tray from the starting point of the pushing slide rail 113 to the end point of the pushing slide rail 113; when the tray loader 111 has no tray, the tray loader 111 can return to the starting point of the pushing slide 113 to reload the tray under the driving of the pushing cylinder 112.

In this example, the tray loading member 111 can load more than fifty trays at a time, so that batch full-automatic feeding can be realized, labor cost can be saved, and working efficiency can be improved.

In this example, the tray pull-up assembly 12 includes an upper wire-drawing rod motor 121 and an upper tray pull-up moving assembly 122, the upper wire-drawing rod motor 121 is provided with two screw rods 123, and the upper tray pull-up moving assembly 122 is slidably connected with the screw rods 123. The upper wire drawing rod motor 121 can push the upper material drawing tray moving assembly 122 to slide up and down along the screw rod 123, so that the upper material drawing tray moving assembly 122 can drive the material tray to ascend from the material tray loading part 111.

In this example, the polishing feeding assembly 13 includes a tray clamping mechanism 131 and a translation pushing mechanism 132, the tray clamping mechanism 131 is slidably connected to the translation pushing mechanism 132, one end of the translation pushing mechanism 132 is arranged above the tray pull-up assembly 12, and the other end is communicated to the polishing mechanism 2. The translational pushing mechanism 132 can push the tray clamping mechanism 131 to slide between the tray pull-up assembly 12 and the polishing mechanism 2; the tray clamping mechanism 131 is used for clamping the tray from the upper pulling tray moving assembly 122 and then placing the tray on the polishing mechanism 2 for polishing.

In this example, the translational pushing mechanism 132 includes a translational pushing cylinder 1321 and a conveying rail 1322, the tray clamping mechanism 131 is fixedly connected to the conveying rail 1322, and the translational pushing cylinder 1321 is fixedly connected to the conveying rail 1322. The translation propulsion cylinder 1321 can drive the tray clamping mechanism 131 to move through the conveying rail 1322.

In this example, the polishing feeding assembly 13 further includes an up-down adjusting mechanism 133, the up-down adjusting mechanism 133 includes an up-down adjusting cylinder 1331 and an up-down sliding rail (not shown), the tray clamping mechanism 131 is slidably connected to the up-down sliding rail, and the tray clamping mechanism 131 is fixedly connected to an output end of the up-down adjusting cylinder 1331. The upper and lower slide rails can drive the charging tray clamping mechanism 131 to slide along the upper and lower slide rails, so as to adjust the position of the charging tray clamping mechanism 131, and facilitate clamping and releasing the charging tray.

In this example, the tray clamping mechanism 131 includes two clamping plates 1311, and each clamping plate 1311 is provided with a clamping plate cylinder 1312, and the clamping plate cylinder 1312 can push the clamping plates 1311 to move, so as to adjust the width between the two clamping plates 1311, and facilitate the tray clamping mechanism 131 to grasp the tray.

In this example, the grinding mechanism 2 includes a grinding position 21 and a grinding device 22, and the grinding device 22 is disposed opposite to the grinding position 21.

In this example, the polishing device 22 includes a rough polishing device 221 and a fine polishing device 222, the fine polishing device 222 is disposed behind the rough polishing device 221, and both are provided with a tray fixing mechanism 223.

In this example, grinding device still includes convulsions dust collector 224, rough grinding device all is provided with the wheel of polishing 225 with smart grinding device, convulsions dust collector 24 sets up between the wheel of polishing 225, convulsions dust collector 224 is including two air intakes 2241, two air intakes 2241 set up respectively on convulsions dust collector 224 both sides and position and polish and take turns 225 corresponding.

In this example, be provided with slide rail 211 on the position 21 of polishing, charging tray fixed establishment 223 sliding connection is on slide rail 211, charging tray fixed establishment 223 is used for the fixed charging tray, prevents that the charging tray from sliding, influences the efficiency of polishing.

In this example, the tray fixing mechanism 223 includes a translation screw motor 2231, and the translation screw motor 2231 is connected to the tray fixing mechanism 223 in a sliding manner, and is used to drive the tray fixing mechanism 223 to slide on the slide rail 211.

In this example, it blocks position 212 to be provided with on the position 21 of polishing, charging tray fixed establishment 223 is provided with stops 2232, stop 2232 and block position 212 looks adaptation, be provided with on stopping 2232 and block cylinder 2233, it can push to block 2232 and reciprocate to block cylinder 2233, realizes blocking 2232 and the block and the separation that blocks position 212 for fixed charging tray fixed establishment 223 prevents that charging tray fixed establishment 223 from sliding back and forth, influences the efficiency of polishing.

In this example, the tray fixing mechanism 223 includes a tray fixing position 2234 and a tray 226, the tray is fixed on the tray fixing position, and the tray fixing position 2234 and the tray fixing mechanism 223 are integrally formed and are matched with the tray 226.

In this example, the tray fixing mechanism 223 further includes a fixing frame 2235, and the fixing frame 2235 is covered above the tray fixing position 2234 and is matched with the tray 226.

In this example, the tray fixing mechanism 223 further includes a lower top plate 2236, and the lower top plate 2236 is disposed below the tray fixing position 2234 and attached to the tray 226. The lower top plate 2236 is provided with a jacking cylinder 2237, the jacking cylinder 2237 is fixedly connected with the lower top plate 2236, and the jacking cylinder 2237 can drive the lower top plate 2236 to move up and down, realizes the laminating and the separation of lower top plate 2236 and charging tray 226.

In this example, the tray fixing mechanism 223 further includes a clamping mechanism, the clamping mechanism is provided with a clamping strip 2238, the clamping strip 2238 can be used for propping up the workpiece in the tray, and the workpiece is prevented from loosening.

In this example, the clamping mechanism further includes a clamping motor 2239, and the clamping motor 2239 can drive the clamping mechanism to move back and forth, so as to clamp and separate the clamping strip 2238 and the workpiece in the tray.

In this example, the unloading mechanism 3 is including the return subassembly 31 of polishing, charging tray transfer assembly 32, the charging tray send out the subassembly 33, the charging tray transfer assembly 32 sets up after the return subassembly 31 of polishing and the two position is corresponding, the charging tray send out the subassembly 33 setting after the charging tray transfer assembly 32 and the two position is corresponding.

In this example, the polishing material returning component 31 includes a second tray clamping mechanism 311 and a second translation pushing mechanism 312, the second tray clamping mechanism 311 is slidably connected to the second translation pushing mechanism 312, one end of the second translation pushing mechanism 312 is arranged above the tray lowering component 32, and the other end is communicated to the polishing mechanism 2. The second translation pushing mechanism 312 can push the second tray clamping mechanism 311 to slide between the tray lowering assembly 32 and the polishing mechanism 2; the second charging tray clamping mechanism 311 is used for clamping the charging tray from the polishing mechanism 2 and then placing the charging tray on the charging tray lowering component 32.

In this example, the second translational pushing mechanism 312 includes a second translational pushing cylinder 3121 and a second conveying track 3122, the second tray clamping mechanism 311 is fixedly connected to the second conveying track 3122, and the second translational pushing cylinder 3121 is fixedly connected to the second conveying track 3122. The second translation propulsion cylinder 3121 can drive the second charging tray clamping mechanism 311 to move through the second conveying track 3122.

In this example, the polishing material returning assembly 31 further includes a second up-down adjusting mechanism 313, the second up-down adjusting mechanism 313 includes a second up-down adjusting cylinder 3131 and a second up-down sliding rail (not shown), the second charging tray clamping mechanism 311 is slidably connected to the second up-down sliding rail, and the second charging tray clamping mechanism 311 is fixedly connected to the second up-down adjusting cylinder 3131. The second upper and lower slide rails can drive the second charging tray clamping mechanism 311 to slide along the second upper and lower slide rails, and the position of the second charging tray clamping mechanism 311 is adjusted, so that the charging tray can be clamped and released conveniently.

In this example, the second charging tray clamping mechanism 311 includes two clamping plates 3111, and the two clamping plates 3111 are provided with two clamping plate cylinders (not shown), and the two clamping plate cylinders can push the two clamping plates 3111 to move, so as to adjust the width between the two clamping plates 3111, and facilitate the second charging tray clamping mechanism to grasp the charging tray.

In this example, the charging tray lowering assembly 32 comprises a lowering screw rod motor 321 and a lowering charging tray clamping piece 322, the lowering screw rod motor 321 is provided with two lowering screw rods 3211, and the lowering charging tray clamping piece 322 is connected with the lowering screw rods 3211 in a sliding manner. The lower feed screw motor 321 can push the lower feed tray clamping piece 322 to slide up and down along the lower feed screw 3211, so that the lower feed tray clamping piece 322 can place the feed tray on the feed tray discharging assembly 33.

In this example, the tray feeding-out assembly 33 includes a second tray loader 331, a feeding-out cylinder 332, and a feeding-out slide 333, wherein the second tray loader 331 is slidably connected to the feeding-out slide 333, and the second tray loader 331 is fixedly connected to the feeding-out cylinder 332. The second tray loading part 331 can slide back and forth along the delivery slide rail 333 under the driving of the delivery cylinder 332, and conveys the tray from the starting point of the delivery slide rail 333 to the end point of the delivery slide rail 333; when the second tray loader 331 has no tray, the second tray loader 331 can be driven by the sending cylinder 332 to return to the starting point of the sending slide 333 to reload the tray.

In this example, the second tray loading part 331 can load more than fifty trays at a time, so that batch full-automatic blanking can be realized, labor cost can be saved, and working efficiency can be improved.

The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a hardware grinding device which characterized in that, this grinding device includes:

the feeding mechanism can be used for realizing full-automatic feeding;

the polishing mechanism can be used for realizing full-automatic polishing;

the blanking mechanism can be used for realizing full-automatic blanking;

2. The hardware grinding device of claim 1, wherein the feeding mechanism comprises a tray pushing assembly, a tray pulling assembly and a grinding and feeding assembly, the tray pulling assembly is arranged behind the tray pushing assembly and corresponds to the tray pushing assembly in position, and the grinding and feeding assembly is arranged behind the tray pulling assembly and corresponds to the tray pulling assembly in position.

3. A hardware grinding device as claimed in claim 1, wherein the grinding mechanism includes a grinding station and a grinding device, the grinding device being disposed opposite the grinding station.

4. The hardware grinding device as claimed in claim 3, wherein the grinding device comprises a rough grinding device and a fine grinding device, the fine grinding device is arranged behind the rough grinding device, and both the rough grinding device and the fine grinding device are provided with a material tray fixing mechanism; a sliding rail is arranged on the polishing position, and the material tray fixing mechanism is connected to the sliding rail in a sliding manner; the charging tray fixing mechanism comprises a translation screw rod motor, and the translation screw rod motor is connected with the charging tray fixing mechanism in a sliding mode.

5. The hardware grinding device of claim 4, further comprising an air draft dust removal device, wherein the rough grinding device and the fine grinding device are both provided with grinding wheels, the air draft dust removal device is arranged between the grinding wheels, the air draft dust removal device comprises two air inlets, the two air inlets are respectively arranged on two sides of the air draft dust removal device, and the positions of the two air inlets correspond to the positions of the grinding wheels.

6. The hardware grinding device as claimed in claim 4, wherein a blocking position is arranged on the grinding position, the tray fixing mechanism is provided with a blocking part, the blocking part is matched with the blocking position, a blocking cylinder is arranged on the blocking part, and the blocking cylinder can push the blocking part to move up and down to realize clamping and separation of the blocking part and the blocking position.

7. The hardware grinding device of claim 4, wherein the tray fixing mechanism comprises a tray fixing position and a tray, the tray is fixed on the tray fixing position, and the tray fixing position and the tray fixing mechanism are integrally formed and are matched with the tray.

8. The hardware grinding device as claimed in claim 7, wherein the tray fixing mechanism further comprises a fixing frame and a lower top plate, and the fixing frame cover is pressed above the tray fixing position and is matched with the tray; the lower top plate is arranged below the charging tray fixing position and is attached to the charging tray.

9. The hardware grinding device as claimed in claim 7, wherein the tray fixing mechanism further comprises a clamping mechanism, and the clamping mechanism is provided with a clamping strip which can be used for supporting the workpiece in the tray and preventing the workpiece from loosening.

10. The hardware grinding device of claim 1, wherein the blanking mechanism comprises a grinding return component, a tray lowering component and a tray sending-out component, the tray lowering component is arranged behind the grinding return component and corresponds to the grinding return component in position, and the tray sending-out component is arranged behind the tray lowering component and corresponds to the tray lowering component in position.