CN115194613A

CN115194613A - Hardware mould grinding device

Info

Publication number: CN115194613A
Application number: CN202210926174.5A
Authority: CN
Inventors: 董量清
Original assignee: Ningguo Ningyang Liangqing Mould Technology Co ltd
Current assignee: Ningguo Ningyang Liangqing Mould Technology Co ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-10-18

Abstract

The invention relates to the technical field of hardware mould processing, in particular to a hardware mould polishing device, which comprises a frame body assembly, wherein an adjusting assembly is slidably clamped on the upper surface of the frame body assembly, a placing assembly is inserted into the upper end of the adjusting assembly, a connecting assembly is fixedly installed below one end of the frame body assembly, a polishing assembly is clamped inside the connecting assembly in a meshing manner, a driving assembly is fixedly installed above one end of the frame body assembly, through the adoption of a retainer, the polishing heads revolve along with the retainer, rotate through gears to avoid rotating in one direction at a high speed to cause scraping, and slightly ascend through wedge blocks to facilitate polishing of the placing assembly, and through a brush, debris splashing is avoided during polishing, and a spray head is adopted to facilitate cooling of a polishing position during polishing, and through a second spring and a third spring, rigidity during polishing is reduced, further excessive polishing is avoided, and scraping is caused, and the hardware mould polishing device is convenient to use.

Description

Hardware mould grinding device

Technical Field

The invention relates to a polishing device, in particular to a hardware mould polishing device, and belongs to the technical field of hardware mould processing.

Background

The hardware mould is generally a stamping mould, and is a special technological equipment for processing materials into parts or semi-finished products in cold stamping processing, called as a cold stamping mould, stamping is a pressure processing method for obtaining required parts by applying pressure to the materials by using a mould arranged on a press machine at room temperature to enable the materials to generate separation or plastic deformation, and when the hardware mould is produced or used, when abrasion or flaws are generated, a grinding device is required to be used for grinding the hardware mould.

If the publication number is: CN213081021U, a grinding device for hardware mould relates to hardware processing technical field, including backup pad, regulating box and grinding motor, one side fixedly connected with of grinding motor polishes the head, the quantity of regulating box is two, two the regulating box is the symmetry setting, the free slide has been seted up to one side of regulating box, the inside swing joint of free slide has the round pin axle, one side fixedly connected with connecting plate of round pin axle, the one end that the round pin axle was kept away from to the connecting plate runs through the free slide and keeps away from the one end fixed connection who polishes the head with grinding motor, the top movable mounting of connecting plate has the articulated elements. This grinding device for hardware mould can treat the both sides of processing hardware respectively through two polishing heads and process, and two polishing heads can rotate through two adjusting screw's clockwise and anticlockwise, regulate and control the inclination of two polishing heads, and then two polishing heads of being convenient for carry out multizone processing to the both sides of treating processing hardware, and the use flexibility is stronger.

And as disclosed in publication: CN213054161U, a hardware mould grinding device relates to hardware mould processing technology field, including base and motor, the top left and right sides fixed mounting of base has the fixed plate, and the inboard bottom of fixed plate all is seted up flutedly, and the medial surface fixedly connected with electric telescopic handle of the fixed plate that the top of base is located the right side, and electric telescopic handle keeps away from one side fixedly connected with sanding block two of fixed plate. Among the above-mentioned device, through installing, brush and dust catcher, the lateral surface of brush is tangent with the lateral surface of ring flange, and the upper and lower both sides that are located the brush of dust catcher are seted up porosely, and when the ring flange of polishing rotated through the brush, the piece on the ring flange was cleaned to the brush, collects the piece through the dust catcher, avoids the piece to pile up on the ring flange, influences the quality of polishing of ring flange.

However, when the polishing disc or the polishing head is used, the polishing disc or the polishing head rotates at a high speed along one direction, when polishing is performed, not only is the hardware mould easily scraped, but also the polishing efficiency is poor, the polishing head is inconvenient to use, and when the polishing disc or the polishing head is used, the polishing degree is inconvenient to finely adjust, and when the polishing head is used, the problems that scraps are easy to splash and the temperature of a polishing area rises are easily caused.

In view of the above, the present invention is provided to reduce the scraping effect, improve the polishing efficiency, prevent the chips from splashing, facilitate the cooling of the polishing area, and facilitate the fine adjustment when in use.

Disclosure of Invention

The invention aims to solve the problems, and provides the hardware mould polishing device which is convenient for polishing the hardware mould, improves the polishing efficiency and avoids scraping caused by rotation in the same direction during polishing, and is convenient to use.

The invention achieves the aim through the following technical scheme, the hardware mould polishing device comprises a frame body assembly, an adjusting assembly is slidably clamped on the upper surface of the frame body assembly, a placing assembly is inserted into the upper end of the adjusting assembly and moves on the frame body assembly along with the adjusting assembly, a connecting assembly is fixedly arranged below one end of the frame body assembly, a polishing assembly is engaged and clamped inside the connecting assembly, a driving assembly is fixedly arranged above one end of the frame body assembly, the output end of the driving assembly is fixedly connected with the polishing assembly, the driving assembly drives the polishing assembly, the polishing assembly rotates inside the connecting assembly, one end of the driving assembly is communicated with the polishing assembly, the frame body assembly comprises a fixing frame, sliding rails are arranged on two sides of the upper surface of the fixing frame, the adjusting component is in sliding clamping connection with the sliding rails, a fixing plate is fixedly arranged at one end of the upper surface of the fixing frame, the fixing plate is of an L-shaped structure, the connecting component and the driving component are fixedly arranged on the fixing plate, when the fixing frame is used, the adjusting component is in sliding clamping connection with the inside of the sliding rails on the frame body component, so that the adjusting component can conveniently move transversely on the fixing frame, a hardware mould needing to be polished is arranged on the placing component, the placing component is moved by the adjusting component, the hardware mould is moved to the position below the polishing component, the placing component is lifted by the adjusting component, and then the hardware mould is conveniently lifted, so that the polishing component polishes the hardware mould, and when polishing, through coupling assembling avoids the piece that produces when polishing to splash, and passes through coupling assembling reduces rigidity when polishing subassembly and hardware mould contact, when preventing to polish, leads to hardware mould to scrape the flower, and passes through drive assembly is convenient for right the polishing subassembly drives, makes the polishing subassembly polishes hardware mould.

Further, the adjusting part includes the sliding plate, just the equal fixed mounting in lower surface both sides of sliding plate has the slider, the sliding plate passes through slider sliding clamping connects inside the slide rail on the mount, just the lower extreme of placing the subassembly is pegged graft on the sliding plate, the sliding plate is concave type structure, just the inside intermediate position of sliding plate rotates and installs the axis of rotation, just the wedge has all been cup jointed at the both ends of axis of rotation, the thread groove has all been seted up at the both ends of axis of rotation, the wedge with the axis of rotation passes through thread groove looks threaded connection, just the lower extreme of placing the subassembly with one side looks jam of wedge is tight, the guiding hole has all been seted up in the four corners of sliding plate, just place the subassembly peg graft in the inside of guiding hole, the inside of sliding plate is located the equal fixed mounting in both sides of axis of rotation has the gag lever, just lie in the wedge on the both sides of axis of rotation all seted up spacing hole, the wedge passes through the spacing hole is in on the gag lever, just the intermediate position of wedge has transversely seted up threaded hole, the axis of rotation passes through the thread groove with on the wedge be connected, just the one end threaded connection of axis of rotation, and the hand wheel is used, and then carry out the hand wheel is convenient to the hand wheel, carry out the twisting subassembly, and carry out the support, carry out the hand wheel, carry out the convenience is convenient to the mould.

Further, place the subassembly including placing the board, just the equal fixed mounting in lower surface four corners of placing the board has the guide bar, just the guide bar is T type structure, the guide bar is pegged graft the inside of guiding hole, the lower extreme of guide bar has cup jointed first spring, just the other end of first spring with the lower surface of sliding plate compresses tightly mutually, just the lower surface intermediate position fixed mounting who places the board has the contact plate, just the both sides of contact plate are oblique type structure, the both ends of contact plate with the inclined plane of wedge contacts, just the lower surface of contact plate is located the gag lever post with the breach has been seted up directly over the axis of rotation, just the upper surface intermediate position fixed mounting who places the board has the mount pad, through the guide bar when placing the board and rising, be convenient for right place the board and lead, improve the stability when going up and down.

Further, coupling assembling includes the sleeve pipe, just sleeve pipe fixed mounting is in the upper end downside of fixed plate, just the sleeve pipe becomes the circumference and distributes, sheathed tube inside fixed mounting has the second spring, just the other end fixed mounting of second spring has the lifter, the lifter is pegged graft sheathed tube inside, just the lower extreme fixed mounting of lifter has the connection frame, the subassembly of polishing rotates to be connected the inside of connection frame, just the lower surface outside slope fixed mounting of connection frame has the brush, just the inboard of connection frame is seted up flutedly, the even fixed mounting in inboard of recess has gear tooth, the subassembly of polishing rotates the joint and is in the inside of recess, just the subassembly of polishing with gear tooth meshes mutually, through the second spring, when using, is convenient for the lifter is in the sheathed tube inside goes up and down, makes the connection frame goes up and down, and passes through the brush, avoids when polishing, leads to the piece, convenient to use.

Furthermore, the polishing component comprises a holder, the holder is located inside the groove, the outer side of the holder is circumferentially distributed and provided with an arc-shaped groove, a gear is installed in the arc-shaped groove in a rotating mode, one end of the gear extends to the outer side of the holder, the holder passes through the gear and the gear teeth are meshed, a polishing disc is fixedly installed at the lower end of the gear and extends to the lower end of the connecting frame, the middle position of the upper end of the holder is fixedly connected with the driving component, a nozzle is fixedly installed at the middle position of the lower surface of the holder and communicated with the driving component, and the nozzle is located between the polishing discs, is made to rotate through the gear and the gear teeth when the holder rotates, so that the gear rotates on the gear teeth, the polishing disc rotates along with the holder, and the polishing disc rotates automatically, the polishing effect during use is improved, and the use is facilitated.

Furthermore, the driving assembly comprises a driving motor, a driving shaft is fixedly mounted on the driving motor, a connecting rod of a cross structure is inserted into the lower end of the driving shaft, a third spring is fixedly mounted at the upper end of the connecting rod, the connecting rod is connected with the driving shaft through the third spring, a hollow tube is fixedly mounted at the lower end of the connecting rod, the hollow tube is fixedly connected with the middle position of the upper surface of the retainer, a rotary joint is fixedly mounted at the middle position of the hollow tube, the rotary joint is communicated with the spray head on the retainer through the hollow tube, and the retainer is convenient to buffer through the third spring, so that the rigidity of the retainer during polishing is reduced, and further the scraping of the retainer during use is avoided.

The invention has the technical effects and advantages that: when using, through adopting the holder, make and carry out the revolution along with the holder between the head of polishing, and head of polishing self carries out the rotation through the gear, avoid rotating toward a direction at a high speed, lead to scraping the flower, and through the wedge, be convenient for rise a little to placing the subassembly, conveniently polish, and through the brush, avoid when polishing, the piece splashes, and adopt the shower nozzle, be convenient for when polishing, cool down to the position of polishing, and through second spring and third spring, when polishing, rigidity when reducing, and then avoid polishing overweight, lead to scraping the flower, and convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of a frame assembly according to the present invention;

FIG. 3 is a schematic view of the adjusting assembly and the positioning assembly of the present invention;

FIG. 4 is a schematic view of the placement module of the present invention;

FIG. 5 is a schematic view of a sanding assembly according to the present invention;

FIG. 6 is a partial schematic view of a connecting assembly of the present invention;

FIG. 7 is a partial structural view of a connection frame according to the present invention;

FIG. 8 is a schematic view of a portion of the sanding assembly of the present invention;

in the figure: 1. a frame assembly; 101. a fixed mount; 102. a slide rail; 103. a fixing plate; 2. an adjustment assembly; 201. a sliding plate; 202. a slider; 203. a rotating shaft; 204. a wedge block; 205. a thread groove; 206. a guide hole; 207. a limiting rod; 208. a limiting hole; 209. a threaded hole; 2010. a hand wheel; 3. placing the component; 301. placing the plate; 302. a guide rod; 303. a first spring; 304. a contact plate; 305. a notch; 306. a mounting seat; 4. a connection assembly; 401. a sleeve; 402. a second spring; 403. a lifting rod; 404. a connecting frame; 405. a brush; 406. a groove; 407. gear teeth; 5. polishing the assembly; 501. a holder; 502. an arc-shaped slot; 503. a gear; 504. grinding disc; 505. a spray head; 6. a drive assembly; 601. a drive motor; 602. a drive shaft; 603. a connecting rod; 604. a third spring; 605. a hollow tube; 606. and rotating the joint.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, a hardware mold polishing device includes a frame assembly 1, an adjusting assembly 2 is slidably clamped on an upper surface of the frame assembly 1, a placing assembly 3 is inserted into an upper end of the adjusting assembly 2, the placing assembly 3 moves on the frame assembly 1 along with the adjusting assembly 2, a connecting assembly 4 is fixedly mounted below one end of the frame assembly 1, a polishing assembly 5 is engaged and clamped inside the connecting assembly 4, a driving assembly 6 is fixedly mounted above one end of the frame assembly 1, an output end of the driving assembly 6 is fixedly connected with the polishing assembly 5, the driving assembly 6 drives the polishing assembly 5, the polishing assembly 5 rotates inside the connecting assembly 4, one end of the driving assembly 6 is communicated with the polishing assembly 5, the frame assembly 1 includes a fixing frame 101, and two sides of the upper surface of the fixing frame 101 are provided with slide rails 102, the adjusting component 2 is in sliding clamping connection with the sliding rail 102, a fixing plate 103 is fixedly installed at one end of the upper surface of the fixing frame 101, the fixing plate 103 is of an L-shaped structure, the connecting component 4 and the driving component 6 are both fixedly installed on the fixing plate 103, when the device is used, the adjusting component 2 is in sliding clamping connection with the inside of the sliding rail 102 on the frame body component 1, the adjusting component 2 can conveniently move transversely on the fixing frame 101, a hardware mould needing to be polished is installed on the placing component 3, the placing component 3 is moved through the adjusting component 2, the hardware mould is moved to the position below the polishing component 5, the placing component 3 is lifted through the adjusting component 2, the hardware mould is conveniently lifted, the polishing component 5 polishes the hardware mould, and when polishing is performed, scraps generated during polishing are prevented from splashing through the connecting component 4, and through coupling assembling 4, reduce the rigidity when polishing subassembly 5 and hardware mould contact, when preventing to polish, lead to hardware mould to scrape the flower, and through drive assembly 6, be convenient for drive polishing subassembly 5 for polishing subassembly 5 polishes hardware mould.

Adjusting part 2 includes sliding plate 201, and the equal fixed mounting in lower surface both sides of sliding plate 201 has slider 202, inside sliding plate 201 passes through slider 202 slip joint slide rail 102 on mount 101, and place the lower extreme of subassembly 3 and peg graft on sliding plate 201, sliding plate 201 is concave type structure, and the inside intermediate position of sliding plate 201 rotates and installs axis of rotation 203, and wedge 204 has all been cup jointed at the both ends of axis of rotation 203, thread groove 205 has all been seted up at the both ends of axis of rotation 203, wedge 204 passes through thread groove 205 looks threaded connection with axis of rotation 203, and place the lower extreme of subassembly 3 and one side of wedge 204 and compress tightly mutually, guiding hole 206 has all been seted up at the four corners of sliding plate 201, and place the inside of subassembly 3 peg graft at guiding hole 206, the equal fixed mounting in both sides that the inside of sliding plate 201 lies in axis of rotation 203 has gag lever 207, and lie in the both sides of axis of rotation 203 on wedge 204 and all seted up gag lever block 208, wedge 204 pegs graft on gag lever block 207 through gag lever block 208, and the intermediate position of wedge 204 has transversely seted up wedge 209, and rotation block 203 passes through thread groove 205 and rotation threaded connection on the both sides of axis of rotation 203, and the one end fixed mounting has had spacing hole 209, convenient adjustment to carry out the adjustment between the adjustment subassembly 204, and convenient use the convenient use of the lifting to the handwheel 204, thereby the convenient use of handwheel 204.

The placing component 3 comprises a placing plate 301, guide rods 302 are fixedly mounted at four corners of the lower surface of the placing plate 301, the guide rods 302 are of a T-shaped structure, the guide rods 302 are inserted into the guide holes 206, first springs 303 are sleeved at the lower ends of the guide rods 302, the other ends of the first springs 303 are tightly pressed against the lower surface of the sliding plate 201, contact plates 304 are fixedly mounted at the middle positions of the lower surface of the placing plate 301, two sides of the contact plates 304 are of an inclined structure, two ends of the contact plates 304 are in contact with inclined surfaces of the wedge blocks 204, notches 305 are formed in the lower surface of the contact plates 304 and located right above the limiting rods 207 and the rotating shaft 203, mounting seats 306 are fixedly mounted at the middle positions of the upper surface of the placing plate 301, through the guide rods 302, guiding performance and stability when lifting are carried out are improved, fine adjustment on the placing plate 301 is facilitated, and use is facilitated.

Connecting assembly 4 includes sleeve 401, and sleeve 401 fixed mounting is in the upper end downside of fixed plate 103, and sleeve 401 becomes the circumference and distributes, the inside fixed mounting of sleeve 401 has second spring 402, and the other end fixed mounting of second spring 402 has lifter 403, lifter 403 pegs graft in the inside of sleeve 401, and the lower extreme fixed mounting of lifter 403 has connection frame 404, grinding assembly 5 rotates the inside of connecting at connection frame 404, and the lower surface outside slope fixed mounting of connection frame 404 has brush 405, and the inboard of connection frame 404 has seted up recess 406, the even fixed mounting in inboard of recess 406 has gear 407, grinding assembly 5 rotates the inside of joint at recess 406, and grinding assembly 5 meshes with gear 407 mutually, through second spring 402, be convenient for lifter 403 goes up and down in the inside of sleeve 401, and then be convenient for connection frame 404 goes up and down, reduce the rigidity when polishing, and through brush 405, be convenient for block the piece that produces when polishing, prevent splashing, and through gear 407, be convenient for drive grinding assembly 5 and rotate.

The polishing assembly 5 comprises a holder 501, the holder 501 is located inside the groove 406, an arc-shaped groove 502 is circumferentially distributed on the outer side of the holder 501, a gear 503 is rotatably installed inside the arc-shaped groove 502, one end of the gear 503 extends to the outer side of the holder 501, the holder 501 is meshed with the gear teeth 407 through the gear 503, a polishing disc 504 is fixedly installed at the lower end of the gear 503, the polishing disc 504 extends to the lower end of the connecting frame 404, the middle position of the upper end of the holder 501 is fixedly connected with the driving assembly 6, a nozzle 505 is fixedly installed at the middle position of the lower surface of the holder 501 and communicated with the driving assembly 6, the nozzle 505 is located between the polishing discs 504, the holder 501 is driven by the driving motor 601 to rotate the holder 601 through the holder 501, the polishing disc 504 rotates, the gear 503 rotates on the gear teeth 407, the polishing disc 504 rotates, rotation and revolution of the polishing disc 504 are facilitated, polishing efficiency is improved, scraping during polishing is avoided, and temperature reduction of the polishing position is avoided being too high.

The driving assembly 6 comprises a driving motor 601, a driving shaft 602 is fixedly mounted on the driving motor 601, a cross-shaped connecting rod 603 is inserted into the lower end of the driving shaft 602, a third spring 604 is fixedly mounted at the upper end of the connecting rod 603, the connecting rod 603 is connected with the driving shaft 602 through the third spring 604, a hollow pipe 605 is fixedly mounted at the lower end of the connecting rod 603, the hollow pipe 605 is fixedly connected with the middle position of the upper surface of the holder 501, a rotary joint 606 is fixedly mounted at the middle position of the hollow pipe 605, the rotary joint 606 is communicated with the spray head 505 on the holder 501 through the hollow pipe 605, the driving assembly 6 is convenient for driving the driving shaft 602, the connecting rod 603 is convenient to lift through the third spring 604, and through the rotary joint 606, cooling water is convenient to be sprayed out from the spray head 505, and cooling and driving are convenient.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a hardware mould grinding device which characterized in that: including support body subassembly (1), just the last slip surface joint of support body subassembly (1) has adjusting part (2), the upper end of adjusting part (2) is pegged graft and is placed subassembly (3), just place subassembly (3) and follow adjusting part (2) is in move on the support body subassembly (1), the one end below fixed mounting of support body subassembly (1) has coupling assembling (4), just the inside meshing joint of coupling assembling (4) has polishing subassembly (5), the one end top fixed mounting of support body subassembly (1) has drive assembly (6), just the output of drive assembly (6) with polishing subassembly (5) looks fixed connection, drive assembly (6) are right polishing subassembly (5) drive, just polishing subassembly (5) are in the inside of coupling assembling (4) rotates, just the one end of drive assembly (6) with polishing subassembly (5) is linked together.

2. The hardware mold grinding device according to claim 1, wherein: support body subassembly (1) includes mount (101), just slide rail (102) have been seted up to the upper surface both sides of mount (101), adjusting part (2) slip joint is in on slide rail (102), the upper surface one end fixed mounting of mount (101) has fixed plate (103), fixed plate (103) are L type structure, just coupling assembling (4) with the equal fixed mounting of drive assembly (6) is in on fixed plate (103).

3. The hardware mold grinding device according to claim 2, wherein: the adjusting component (2) comprises a sliding plate (201), sliding blocks (202) are fixedly mounted on two sides of the lower surface of the sliding plate (201), the sliding plate (201) is connected to the fixed frame (101) in a sliding mode through the sliding blocks (202) in a sliding mode inside the sliding rail (102), the lower end of the placing component (3) is connected to the sliding plate (201) in a inserting mode, the sliding plate (201) is of a concave structure, a rotating shaft (203) is rotatably mounted at the middle position inside the sliding plate (201), wedge blocks (204) are sleeved at two ends of the rotating shaft (203), thread grooves (205) are formed in two ends of the rotating shaft (203), the wedge blocks (204) are connected with the rotating shaft (203) through the thread grooves (205) in a threaded mode, and the lower end of the placing component (3) is tightly pressed with one side of the wedge blocks (204).

4. The hardware mold grinding device according to claim 3, characterized in that: guide holes (206) are formed in four corners of the sliding plate (201), the placing component (3) is connected in an inserting mode in the guide holes (206), the sliding plate (201) is located in two sides of the rotating shaft (203), limiting rods (207) are fixedly mounted on two sides of the rotating shaft (203), the wedge block (204) is located on two sides of the rotating shaft (203), limiting holes (208) are formed in two sides of the rotating shaft (203), the wedge block (204) is connected in an inserting mode on the limiting rods (207) through the limiting holes (208), threaded holes (209) are formed in the middle of the wedge block (204) in a transverse mode, the rotating shaft (203) is connected with the threaded holes (209) in the wedge block (204) in a threaded mode through the threaded grooves (205), and a hand wheel (2010) is fixedly mounted at one end of the rotating shaft (203).

5. The hardware mold grinding device according to claim 4, wherein: place subassembly (3) including placing board (301), just the equal fixed mounting in lower surface four corners of placing board (301) has guide bar (302), just guide bar (302) are T type structure, guide bar (302) are pegged graft the inside of guiding hole (206), the lower extreme of guide bar (302) has cup jointed first spring (303), just the other end of first spring (303) with the lower surface of sliding plate (201) compresses tightly mutually, just the lower surface intermediate position fixed mounting who places board (301) has contact plate (304), just the both sides of contact plate (304) are the oblique type structure, the both ends of contact plate (304) with the inclined plane of wedge piece (204) contacts, just the lower surface of contact plate (304) is located gag lever post (207) with breach (305) has been seted up directly over axis of rotation (203), just the upper surface intermediate position fixed mounting of placing board (301) has mount pad (306).

6. The hardware mold grinding device according to claim 2, wherein: coupling assembling (4) include sleeve pipe (401), just sleeve pipe (401) fixed mounting be in the upper end downside of fixed plate (103), just sleeve pipe (401) become the circumference and distribute, the inside fixed mounting of sleeve pipe (401) has second spring (402), just the other end fixed mounting of second spring (402) has lifter (403), lifter (403) are pegged graft in the inside of sleeve pipe (401), just the lower extreme fixed mounting of lifter (403) has connection frame (404), it connects to polish subassembly (5) rotation in the inside of connection frame (404), just the lower surface outside slope fixed mounting of connection frame (404) has brush (405), just recess (406) are seted up to the inboard of connection frame (404), the inboard even fixed mounting of recess (406) has toothed wheel tooth (407), it is in to polish subassembly (5) rotation joint the inside of recess (406), just polish subassembly (5) with toothed wheel tooth (407) mesh mutually.

7. The hardware mold grinding device according to claim 6, characterized in that: grinding assembly (5) includes holder (501), just holder (501) are located the inside of recess (406), arc wall (502) have been seted up to the outside of holder (501) one-tenth circumference distribution, just gear (503) are installed to the internal rotation of arc wall (502), the one end of gear (503) extends to the outside of holder (501), just holder (501) pass through gear (503) with gear tooth (407) mesh mutually, the lower extreme fixed mounting of gear (503) has grinding dish (504), just grinding dish (504) extend to the lower extreme of linking frame (404).

8. The hardware mold grinding device according to claim 7, characterized in that: the middle position of the upper end of the retainer (501) is fixedly connected with the driving assembly (6), a spray head (505) is fixedly mounted in the middle position of the lower surface of the retainer (501), the spray head (505) is communicated with the driving assembly (6), and the spray head (505) is positioned between the grinding discs (504).

9. The hardware mold grinding device according to claim 8, wherein: the driving assembly (6) comprises a driving motor (601), a driving shaft (602) is fixedly mounted on the driving motor (601), a connecting rod (603) with a cross structure is inserted into the lower end of the driving shaft (602), a third spring (604) is fixedly mounted at the upper end of the connecting rod (603), the connecting rod (603) is connected with the driving shaft (602) through the third spring (604), a hollow pipe (605) is fixedly mounted at the lower end of the connecting rod (603), the hollow pipe (605) is fixedly connected with the middle position of the upper surface of the retainer (501), a rotating joint (606) is fixedly mounted at the middle position of the hollow pipe (605), and the rotating joint (606) is communicated with the spray head (505) on the retainer (501) through the hollow pipe (605).