阅读说明：本技术 一种无需操作人员接触的雕刻漂白装置 (Carving bleaching device without contact of operator ) 是由 彭飞 于 2020-06-29 设计创作，主要内容包括：本发明公开了一种无需操作人员接触的雕刻漂白装置,包括箱体,箱体顶面设置有开口向上的雕刻物夹持槽,雕刻物夹持槽顶壁设置有玻璃门板,雕刻物夹持槽处设置有夹持机构,夹持机构能够稳定夹持待漂白雕刻使其待漂白面始终位于上侧,雕刻物夹持槽右端壁设置有开口向左的漂白剂槽,漂白剂槽底壁设置有开口向上的固定环槽,固定环槽右侧设置有定时更换机构,定时更换机构能够自动计时动作,固定环槽侧壁间连接有固定环,固定环内环壁连接有固定柱体,固定柱体内设置有开口向上的滑动环滑槽,滑动环滑槽侧壁设置有开口背向固定柱体轴线的曲线轨迹,能够利用简单的机械机构实现对雕刻的自动漂白,而且能够机械自动计时动作,重复自动进行漂白操作。(The invention discloses an engraving bleaching device without contact of operators, which comprises a box body, wherein the top surface of the box body is provided with an engraving object clamping groove with an upward opening, the top wall of the engraving object clamping groove is provided with a glass door plate, the engraving object clamping groove is provided with a clamping mechanism, the clamping mechanism can stably clamp an engraving object to be bleached so that a surface to be bleached is always positioned at the upper side, the right end wall of the engraving object clamping groove is provided with a bleaching agent groove with a leftward opening, the bottom wall of the bleaching agent groove is provided with a fixed ring groove with an upward opening, the right side of the fixed ring groove is provided with a timing replacing mechanism, the timing replacing mechanism can automatically time and act, a fixed ring is connected between the side walls of the fixed ring groove, the inner ring wall of the fixed ring is connected with a fixed cylinder, a sliding ring sliding groove with an upward opening is arranged in the fixed cylinder, the side, but also can mechanically and automatically time and move, and repeatedly and automatically carry out bleaching operation.)

1. The utility model provides a do not need sculpture bleaching device of operating personnel contact, includes the box, its characterized in that: the improved box comprises a box body, wherein a carving object clamping groove with an upward opening is formed in the top surface of the box body, a glass door plate is arranged on the top wall of the carving object clamping groove, a clamping mechanism is arranged at the position of the carving object clamping groove and can stably clamp a surface to be bleached and carved so that the surface to be bleached is always positioned at the upper side, a bleaching agent groove with a leftward opening is formed in the right end wall of the carving object clamping groove, a fixed ring groove with an upward opening is formed in the bottom wall of the bleaching agent groove, a timing replacing mechanism is arranged on the right side of the fixed ring groove and can automatically time and act, a fixed ring is connected between the side walls of the fixed ring groove, a fixed cylinder is connected to the inner ring wall of the fixed ring, a sliding ring sliding groove with an upward opening is formed in the fixed cylinder, a curved track with an opening facing, the utility model discloses a bleaching agent tank, including the slip ring spout, the slip ring bottom surface with through a spring coupling between the slip ring spout, slip ring spout upside placed with the slider that the slip ring spout is connected, slider front end wall is connected with the slide bar, the slide bar is located in the curve orbit and rather than being connected, the slider is connected with the slide-spindle, the slide-spindle with the slip ring is connected, slide-spindle bottom and integral key shaft connection, the integral key shaft with the fixed cylinder is connected, the integral key shaft bottom is connected with the lower gear, the slider top surface is connected with the connecting axle, the connecting axle top is connected with the connecting rod, connecting rod front end bottom is connected with and scribbles and swabs the piece, bleach tank bottom wall symmetry is provided with around and is.

2. The engraved bleaching device as claimed in claim 1, wherein said engraving member comprises: the front and rear end walls of the lower gear are symmetrically provided with supporting block chutes with openings towards the axis of the lower gear, the supporting block is connected in the supporting block sliding groove, the end surface of the supporting block, which is far away from the axis of the lower gear, is connected with the supporting block sliding groove through a second spring, the end surface of the supporting block close to the axis of the lower gear is provided with a lower rack groove with a right opening, a lower rack is connected in the lower rack groove, the left end face of the lower rack is connected with the lower rack groove through a third spring, the right end wall of the supporting block sliding groove is provided with a lower electromagnet, the front side and the rear side of the bleaching agent groove are symmetrically provided with inclined block grooves with right openings, inclined blocks are connected in the inclined block grooves, the left end face of the oblique block is connected with the oblique block groove through a fourth spring, and a metal block capable of communicating a circuit between the lower electromagnet and a power supply is fixedly arranged in the oblique block.

3. The engraved bleaching device as claimed in claim 1, wherein said engraving member comprises: the clamping mechanism comprises a left air cylinder cavity arranged on the left side of the carving object clamping groove, a left piston is connected in the left air cylinder cavity, the left end face of the left piston is connected with the left air cylinder cavity through a fifth spring, a locking screw in threaded connection with the box body is arranged on the left side of the fifth spring, a left air pipe is symmetrically connected to the front and the back of the right end wall of the left air cylinder cavity, the right end of the left air pipe is connected with a left folding telescopic air bag, the left folding telescopic air bag is fixedly arranged in a folding telescopic air bag groove of the carving object clamping groove, the end face of the left folding telescopic air bag, which is located in the carving object clamping groove, is connected with a lateral clamping block, and the bottom wall of the carving object.

4. The engraved bleaching device as claimed in claim 1, wherein said engraving member comprises: the timing replacing mechanism comprises sliding grooves which are symmetrically arranged at the front end wall and the rear end wall of the right end of the bleaching agent groove in the front-back direction and have openings towards the bleaching agent groove, tracks are fixedly arranged on the front sliding groove and the rear end wall of the right end of the bleaching agent groove, the sliding grooves and the bleaching agent groove are connected with a liquid storage sliding block, the liquid storage sliding block can be connected with the right end surface of the oblique block, liquid storage grooves with upward openings are symmetrically arranged at the front and the rear of the top surface of the liquid storage sliding block in the front-back direction, the front end surface of the liquid storage sliding block is connected with the sliding grooves at the front side through a sixth spring, the rear end surface of the liquid storage sliding block is connected with a pull rope, the rear end of the pull rope is connected with a winder positioned in the sliding grooves at the rear side, the winder is connected with a bobbin, the bobbin is connected, the upper gear can be in meshed connection with an upper rack on the upper side of the upper gear.

5. The engraved bleaching device as claimed in claim 5, wherein said engraving member comprises: the upper rack is positioned in the upper rack groove and connected with the upper rack groove, the rear end wall of the upper rack groove is provided with an upper electromagnet, the metal block at the rear side can be connected with a circuit between the upper electromagnet and a power supply of the upper electromagnet, the upper rack groove is internally connected with a push block, the rear end face of the push block is connected with the upper rack groove through a seventh spring, a right folding telescopic air bag is connected between the front end face of the upper rack and the upper rack groove, the front end face of the right folding telescopic air bag is bilaterally and symmetrically connected with a right air pipe, a one-way valve is arranged in the right air pipe, the right end of the front air pipe and the rear air pipe are both connected with a right cylinder cavity, a right piston is connected in the right cylinder cavity, the right end face of the right piston is connected with the right cylinder cavity through an eighth spring, the rear end wall of the right cylinder cavity is connected with.

6. The engraved bleaching device as claimed in claim 2, wherein said engraving member comprises: and when the lower electromagnet is switched on, the lower electromagnet repels the supporting block and attracts the lower rack.

7. The engraved bleaching device as claimed in claim 4, wherein said engraving member comprises: the front side is equipped with potassium permanganate solution in the liquid holding vessel, the rear side is equipped with sodium bisulfite melt in the liquid holding vessel.

Technical Field

The invention relates to the technical field related to machine engraving, in particular to an engraving bleaching device without the contact of operators.

Background

Carving, in sculpture, refers to cutting or carving wood, stone or other materials into a desired shape. When some wood or woodcarving works need to be painted with light color, the natural uneven color of wood and stain caused by other reasons must be removed by bleaching.

The carving and bleaching at the present stage needs manual operation, operators directly contact disinfectant, the damage to skin is too large, time needs to be paid attention constantly, bleaching is repeated, and much energy is consumed.

Disclosure of Invention

Aiming at the technical defects, the invention provides the engraving bleaching device without operator contact, which can overcome the defects.

The carving bleaching device without contact of an operator comprises a box body, wherein a carving object clamping groove with an upward opening is arranged on the top surface of the box body, a glass door plate is arranged on the top wall of the carving object clamping groove, a clamping mechanism is arranged at the position of the carving object clamping groove and can stably clamp a carving object to be bleached so that the surface to be bleached is always positioned at the upper side, a bleaching agent groove with a leftward opening is arranged on the right end wall of the carving object clamping groove, a fixed ring groove with an upward opening is arranged on the bottom wall of the bleaching agent groove, a timing replacing mechanism is arranged on the right side of the fixed ring groove and can automatically time and act, a fixed ring is fixedly connected between the side walls of the fixed ring groove, a fixed cylinder is fixedly connected with the inner ring wall of the fixed ring, a sliding ring sliding groove with an upward opening is arranged in the fixed cylinder, a curved track with an opening back to the axis of, the sliding ring sliding chute is internally connected with a sliding ring in a sliding way, the bottom surface of the sliding ring is connected with the sliding ring sliding chute through a first spring, a sliding block which is connected with the sliding ring chute in a sliding way is arranged on the upper side of the sliding ring chute, a sliding rod is fixedly connected with the front end wall of the sliding block, the slide bar is positioned in the curve track and is connected with the curve track in a sliding way, the slide block is fixedly connected with the slide shaft, the sliding shaft is rotationally connected with the sliding ring, the bottom end of the sliding shaft is slidably connected with a spline shaft, the spline shaft is rotationally connected with the fixed cylinder, the bottom end of the spline shaft is fixedly connected with a lower gear, the top surface of the sliding block is fixedly connected with a connecting shaft, the top end of the connecting shaft is fixedly connected with a connecting rod, the bottom surface of the front end of the connecting rod is fixedly connected with a smearing block, the front and back sides of the bottom wall of the bleaching agent tank are symmetrically provided with receiving tanks which are positioned at the front and back sides of the fixed ring groove and have upward openings.

Preferably, the front and rear end walls of the lower gear are symmetrically provided with supporting block sliding grooves which are opened towards the axis of the lower gear, the supporting block sliding groove is internally connected with a supporting block in a sliding way, the end surface of the supporting block far away from the axis of the lower gear is connected with the supporting block sliding groove through a second spring, the end surface of the supporting block close to the axis of the lower gear is provided with a lower rack groove with a right opening, a lower rack is connected in the lower rack groove in a sliding way, the left end face of the lower rack is connected with the lower rack groove through a third spring, the right end wall of the supporting block sliding groove is provided with a lower electromagnet, the front side and the rear side of the bleaching agent groove are symmetrically provided with an inclined block groove with a right opening, an inclined block is connected in the inclined block groove in a sliding way, the left end face of the oblique block is connected with the oblique block groove through a fourth spring, and a metal block capable of communicating a circuit between the lower electromagnet and a power supply is fixedly arranged in the oblique block.

Preferably, the clamping mechanism comprises a left cylinder cavity arranged on the left side of the carving object clamping groove, a left piston is connected in the left cylinder cavity in a sliding mode, the left end face of the left piston is connected with the left cylinder cavity through a fifth spring, a locking screw in threaded connection with the box body is arranged on the left side of the fifth spring, a left air pipe is symmetrically and fixedly connected to the front and back of the right end wall of the left cylinder cavity, a left folding telescopic air bag is fixedly connected to the right end of the left air pipe, the left folding telescopic air bag is fixedly arranged in a folding telescopic air bag groove with an opening facing the carving object clamping groove, the left folding telescopic air bag is located on the end face of the carving object clamping groove and fixedly connected with a lateral clamping block, and the bottom wall of the carving object clamping groove is.

Preferably, the timing replacement mechanism comprises sliding grooves which are symmetrically arranged at the front end wall and the rear end wall of the right end of the bleaching agent groove in the front-rear direction and have openings towards the bleaching agent groove, tracks are fixedly arranged on the front-rear sliding grooves and the right end wall of the bleaching agent groove, a liquid storage sliding block is connected with the sliding grooves in the bleaching agent groove in a sliding manner, the liquid storage sliding block can be connected with the right end surface of the inclined block in a sliding manner, liquid storage grooves with upward openings are symmetrically arranged at the front-rear direction of the top surface of the liquid storage sliding block in the front-rear direction, the front end surface of the liquid storage sliding block is connected with the sliding grooves at the front side through a sixth spring, a pull rope is fixedly connected with the rear end surface of the liquid storage sliding block, the rear end of the pull rope is connected with a winder positioned in the sliding grooves at the rear side, the, the upper gear is positioned in a gear groove with an upward opening and can be meshed and connected with an upper rack positioned on the upper side of the upper gear.

Preferably, the upper rack is positioned in the upper rack groove and is in sliding connection with the upper rack groove, the rear end wall of the upper rack groove is provided with an upper electromagnet, the metal block at the rear side can be connected with a circuit between the upper electromagnet and a power supply of the upper electromagnet, a push block is connected in the upper rack groove in a sliding way, the rear end surface of the push block is connected with the upper rack groove through a seventh spring, a right folding telescopic air bag is fixedly connected between the front end surface of the upper rack and the upper rack groove, a right air pipe is fixedly connected with the front end surface of the right folding telescopic air bag in a bilateral symmetry manner, a one-way valve is arranged in the right air pipe, the right ends of the front and the rear right air pipes are fixedly connected with a right cylinder cavity, a right piston is connected in the right cylinder cavity in a sliding manner, the right end surface of the right piston is connected with the right cylinder cavity through an eighth spring, the rear end wall of the right cylinder cavity is fixedly connected with an inflation tube, and the rear end of the inflation tube is hermetically connected with a sealing cover.

Preferably, the lower electromagnet is switched on to repel the supporting block and attract the lower rack.

Preferably, the liquid storage tank on the front side is filled with a potassium permanganate solution, and the liquid storage tank on the rear side is filled with a sodium bisulfite solution.

The beneficial effects are that: the device can utilize a simple mechanical mechanism to realize automatic bleaching of carving without manual operation, so that an operator does not need to contact disinfectant, the damage of skin and the like is reduced, the manual operation is reduced, time does not need to be noticed constantly, mechanical automatic timing action is realized, bleaching operation is repeatedly and automatically carried out until the required effect is achieved, the efficiency is higher, and the bleaching quality is better, wherein the clamping mechanism can stably clamp the carving to be bleached through air pressure so that the surface to be bleached is always positioned at the upper side, and the timing replacement mechanism can automatically time and act without needing to be noticed constantly.

Drawings

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

FIG. 1 is a schematic diagram of an engraved bleaching device without operator contact according to the present invention;

FIG. 2 is a schematic view of A-A in FIG. 1 according to an embodiment of the present invention;

FIG. 3 is a schematic view of B-B in FIG. 1 according to an embodiment of the present invention;

FIG. 4 is a schematic view of C-C in FIG. 1 according to an embodiment of the present invention;

FIG. 5 is a schematic view of D-D in FIG. 2 according to an embodiment of the present invention;

fig. 6 is an enlarged schematic view of the structure at E in fig. 2 according to the embodiment of the present invention.

Detailed Description

All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations and/or steps that are mutually exclusive.

The invention will now be described in detail with reference to fig. 1-6, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The carving bleaching device without the contact of operators comprises a box body 10, wherein the top surface of the box body 10 is provided with a carving object clamping groove 11 with an upward opening, the top wall of the carving object clamping groove 11 is provided with a glass door plate 12, a clamping mechanism is arranged at the position of the carving object clamping groove 11 and can stably clamp a carving surface to be bleached so that the surface to be bleached is always positioned at the upper side, the right end wall of the carving object clamping groove 11 is provided with a bleaching agent groove 13 with a leftward opening, the bottom wall of the bleaching agent groove 13 is provided with a fixed ring groove 56 with an upward opening, the right side of the fixed ring groove 56 is provided with a timing replacing mechanism, the timing replacing mechanism can automatically time, a fixed ring 68 is fixedly connected between the side walls of the fixed ring groove 56, the inner ring wall of the fixed ring 68 is fixedly connected with a fixed 60, a sliding ring sliding groove 58 with an upward, the side wall of the sliding ring sliding groove 58 is provided with a curved track 63 with an opening back to the axis of the fixed cylinder 60, a sliding ring 59 is connected in the sliding ring sliding groove 58 in a sliding manner, the bottom surface of the sliding ring 59 is connected with the sliding ring sliding groove 58 through a first spring 52, a sliding block 61 which is connected with the sliding ring sliding groove 58 in a sliding manner is placed on the upper side of the sliding ring sliding groove 58, the front end wall of the sliding block 61 is fixedly connected with a sliding rod 51, the sliding rod 51 is positioned in the curved track 63 and is connected with the curved track in a sliding manner, the sliding block 61 is fixedly connected with a sliding shaft 57, the sliding shaft 57 is rotatably connected with the sliding ring 59, the bottom end of the sliding shaft 57 is connected with a spline shaft 54 in a sliding manner, the spline shaft 54 is rotatably connected with the fixed cylinder 60, the bottom end of the spline shaft 54 is fixedly connected with a lower, the bottom surface of the front end of the connecting rod 49 is fixedly connected with a smearing block 50, and the front and back of the bottom wall of the bleaching agent groove 13 are symmetrically provided with receiving grooves 53 which are positioned at the front and back sides of the fixed ring groove 56 and have upward openings.

Advantageously, the front and rear end walls of the lower gear 55 are symmetrically provided with support block sliding grooves 69 opening towards the axis of the lower gear 55, the support block sliding grooves 69 are connected with the support blocks 48 in a sliding manner, the end surface of the support block 48 far away from the axis of the lower gear 55 is connected with the support block sliding grooves 69 through a second spring 46, the end surface of the support block 48 close to the axis of the lower gear 55 is provided with a lower rack groove 43 opening towards the right, the lower rack groove 43 is connected with a lower rack 44 in a sliding manner, the left end surface of the lower rack 44 is connected with the lower rack groove 43 through a third spring 47, the right end wall of the support block sliding groove 69 is provided with a lower electromagnet 45, the front and rear sides of the bleaching agent groove 13 are symmetrically provided with bevel block grooves 38 opening towards the right, the bevel block groove 38 is connected with a bevel block 40 in a sliding manner, and the left end surface, a metal block 37 capable of communicating a circuit between the lower electromagnet 45 and a power supply thereof is fixedly arranged in the inclined block 40.

Beneficially, the clamping mechanism comprises a left cylinder cavity 18 arranged on the left side of the carving object clamping groove 11, a left piston 17 is slidably connected in the left cylinder cavity 18, the left end face of the left piston 17 is connected with the left cylinder cavity 18 through a fifth spring 16, a locking screw 15 in threaded connection with the box body 10 is arranged on the left side of the fifth spring 16, a left air pipe 67 is symmetrically and fixedly connected to the front and back of the right end wall of the left cylinder cavity 18, a left folding telescopic air bag 65 is fixedly connected to the right end of the left air pipe 67, the left folding telescopic air bag 65 is fixedly arranged in a folding telescopic air bag groove 66 which is opened to the carving object clamping groove 11, the left folding telescopic air bag 65 is located on the end face of the carving object clamping groove 11 and is fixedly connected with a lateral clamping block 64, and the bottom wall of the carving object clamping groove 11 is fixedly connected.

Advantageously, the timed replacement mechanism comprises sliding grooves 70 which are symmetrically arranged in front and back of the front and back end walls of the right end of the bleaching agent tank 13 and open to the bleaching agent tank 13, a track 35 is fixedly arranged on the front and back sliding grooves 70 and the right end wall of the bleaching agent tank 13, a liquid storage slider 33 is slidably connected in the sliding grooves 70 and the bleaching agent tank 13, the liquid storage slider 33 can be slidably connected with the right end surface of the inclined block 40, liquid storage tanks 34 with upward openings are symmetrically arranged in front and back of the top surface of the liquid storage slider 33, the front end surface of the liquid storage slider 33 is connected with the sliding grooves 70 on the front side through a sixth spring 36, a pull rope 71 is fixedly connected with the back end surface of the liquid storage slider 33, the back end of the pull rope 71 is connected with the bobbin 41 positioned in the sliding grooves 70 on the back side, the bobbin 41 is fixedly connected with a bobbin shaft 42, and the bobbin shaft 42 is, the right end of the winder shaft 42 is fixedly connected with an upper gear 23, the upper gear 23 is positioned in a gear groove 24 with an upward opening, and the upper gear 23 can be meshed and connected with an upper rack 25 positioned on the upper side of the upper gear.

Beneficially, the upper rack 25 is located in and slidably connected with an upper rack groove 22, an upper electromagnet 20 is arranged on the rear end wall of the upper rack groove 22, the metal block 37 on the rear side can be connected with a circuit between the upper electromagnet 20 and a power supply thereof, a push block 21 is slidably connected in the upper rack groove 22, the rear end face of the push block 21 is connected with the upper rack groove 22 through a seventh spring 19, a right folding telescopic airbag 32 is fixedly connected between the front end face of the upper rack 25 and the upper rack groove 22, a right air pipe 31 is fixedly connected to the front end face of the right folding telescopic airbag 32 in a bilateral symmetry manner, a one-way valve is arranged in the right air pipe 31, the right ends of the front and rear right air pipes 31 are fixedly connected with a right cylinder cavity 30, a right piston 29 is slidably connected in the right cylinder cavity 30, and the right end face of the right piston 29 is connected with the right cylinder cavity 30 through an eighth spring 28, the rear end wall of the right cylinder cavity 30 is fixedly connected with an inflation tube 27, and the rear end of the inflation tube 27 is hermetically connected with a sealing cover 26.

Advantageously, the lower electromagnet 45, when switched on, repels the support block 48, attracting the lower rack 44.

Advantageously, the front liquid storage tank 34 contains a potassium permanganate solution and the rear liquid storage tank 34 contains a sodium bisulfite solution.

In the initial state, the first spring 52, the front second spring 46, the rear fourth spring 39, the fifth spring 16, and the sixth spring 36 are all in a normal tension state, the rear second spring 46, the front fourth spring 39, the seventh spring 19, and the eighth spring 28 are all in a compression state, the third spring 47 is in a tension state, the front lower electromagnet 45 is turned off, and the rear lower electromagnet 45 and the upper electromagnet 20 are turned on; sequence of mechanical actions of the whole device: 1. taking down the glass door plate 12, placing the carving to be bleached on the carving clamping groove 11 with the surface facing upwards, screwing the locking screw 15, so that the left piston 17 moves rightwards, and then extruding the gas in the left cylinder cavity 18 into the left folding telescopic air bag 65 through the left air pipe 67, so that the lateral clamping block 64 moves towards the carving to be bleached and clamps the carving; 2. the sealing cover 26 is pulled down, the required gas quantity is filled into the right cylinder cavity 30 through the inflation tube 27, the sealing cover 26 is covered, the right piston 29 slowly moves leftwards under the reset action of the eighth spring 28, the gas is filled into the right folding telescopic air bag 32 through the right air tube 31, the upper rack 25 slowly moves backwards, the upper gear 23 slowly rotates, the bobbin shaft 42 slowly rotates, the bobbin 41 slowly rotates, the pull rope 71 slowly pulls the liquid storage sliding block 33 to move backwards, the upper rack 25 moves to the rearmost end position after a fixed time, the liquid storage sliding block 33 moves to the front side liquid storage groove 34 and is positioned in the bleaching agent groove 13, the liquid storage sliding block 33 is in sliding connection with the rear side inclined block 40 at the moment, the rear side inclined block 40 moves leftwards, and the rear side metal block 37 is disconnected from a circuit, thereby disconnecting the rear lower electromagnet 45, so that the supporting block 48 is no longer repelled by the lower electromagnet 45, so that the supporting block 48 moves toward the lower gear 55 under the restoring action of the second spring 46 and is meshed with the lower gear 55, the lower rack 44 is not attracted by the lower electromagnet 45 so that the lower rack 44 moves leftward under the restoring action of the third spring 47, so that the lower gear 55 rotates, so that the spline shaft 54 rotates, so that the slide shaft 57 rotates, so that the slide block 61 and the slide rod 51 rotate simultaneously along the up-and-down movement of the curved track 63, and the smearing block 50 moves downward to a position above the front liquid storage tank 34 to absorb the potassium permanganate solution in the front liquid storage tank 34; 3. the rear metal block 37 is disconnected from the circuit to disconnect the upper electromagnet 20, so that the push block 21 is moved forward by the returning action of the seventh spring 19 to push the upper rack 25 forward to move slowly and the upper gear 23 is slowly reversed to slowly reverse the spool shaft 42 and the spool 41 is slowly reversed to move the liquid storage slider 33 forward by the returning action of the sixth spring 36 to move the rear inclined block 40 rightward by the returning action of the fourth spring 39, so that the metal block 37 connects the circuit between the rear lower electromagnet 45 and the power source thereof to connect the rear lower electromagnet 45 to move the attraction lower rack 44 rightward to reverse the lower gear 55 to reverse the spline shaft 54 and to reverse the slide shaft 57 to simultaneously reverse the slider 61 and the slide bar 51 moving up and down along the locus of the curved locus 63, the smearing block 50 moves to a position above the bottom end fixing block 14 and moves downwards to smear the absorbed potassium permanganate solution on the surface to be bleached and then moves to an initial position, and the supporting block 48 moves back to the lower gear 55 under the repulsion action of the lower electromagnet 45, so that the lower rack 44 and the lower gear 55 are disengaged; 4. the upper rack 25 continues to move forward for a certain time, the rear liquid storage tank 34 is located in the bleaching agent tank 13, the liquid storage slider 33 is connected with the front inclined block 40 in a sliding manner, the front inclined block 40 moves leftwards, the front metal block 37 is disconnected from the circuit, the front lower electromagnet 45 is disconnected, the supporting block 48 is not repelled by the lower electromagnet 45, the supporting block 48 moves towards the lower gear 55 under the resetting action of the second spring 46 and is meshed with the lower gear 55, the lower rack 44 is not attracted by the lower electromagnet 45, the lower rack 44 moves leftwards under the resetting action of the third spring 47, the lower gear 55 rotates, the spline shaft 54 rotates, the sliding shaft 57 rotates, the sliding block 61 and the sliding rod 51 rotate simultaneously along the up-and-down movement of the curved track 63, and the smearing block 50 moves to a position above the front liquid storage tank 34 and downwards moves to absorb the liquid in the rear liquid storage tank 34 Sodium bisulfite solution; 5. the right piston 29 is slowly moved leftwards by the restoring action of the eighth spring 28, so that the air is filled into the right folding telescopic air bag 32 through the right air pipe 31, the upper rack 25 is slowly moved backwards, the upper gear 23 is slowly rotated, the bobbin 42 is slowly rotated, the bobbin 41 is slowly rotated, the pull rope 71 is slowly pulled to move the liquid storage slider 33 backwards, the front inclined block 40 is moved rightwards by the restoring action of the fourth spring 39, the metal block 37 is connected with a circuit between the front lower electromagnet 45 and a power supply thereof, the front lower electromagnet 45 is connected, the lower rack 44 is attracted to move rightwards, the lower gear 55 is reversely rotated to reversely rotate the spline shaft 54, the slide shaft 57 is reversely rotated, the slide block 61 and the slide rod 51 move upwards and downwards along the track of the curved track 63, the reverse coating block 50 moves downwards to a position above the bottom end fixing block 14, and the absorbed sodium bisulfite is coated on the melt Continuously moving the surface to be bleached to the initial position, moving the supporting block 48 back to the lower gear 55 under the repulsion action of the lower electromagnet 45, so that the lower rack 44 is disengaged from the lower gear 55, and repeating the operations until the carving to be bleached observed through the glass door panel 12 meets the requirement; 6. when the device needs to reset, the sealing cover 26 is taken down to discharge gas in the sealing cover, the glass door panel 12 is taken down, the locking screw 15 is unscrewed, and therefore the gas in the left folding telescopic air bag 65 returns to the left air cylinder cavity 18 through the left air pipe 67, the lateral clamping block 64 stops clamping the bleached carvings, the bleached lateral clamping block 64 is taken out, the glass door panel 12 is closed, and the device completes resetting.

The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.