CN217621268U

CN217621268U - Full-automatic maintenance equipment of concrete mortar test piece

Info

Publication number: CN217621268U
Application number: CN202221177978.1U
Authority: CN
Inventors: 杨永斌; 边海军; 赵小平
Original assignee: Xinjiang Zhonghe Xinmao Building Materials Co ltd
Current assignee: Xinjiang Zhonghe Xinmao Building Materials Co ltd
Priority date: 2022-05-16
Filing date: 2022-05-16
Publication date: 2022-10-21
Anticipated expiration: 2032-05-16

Abstract

The utility model discloses a full-automatic curing means of concrete mortar test piece belongs to curing means technical field. The full-automatic maintenance equipment for the concrete mortar test piece comprises a maintenance assembly and a discharging assembly. The maintenance subassembly includes: temperature and humidity control portion, lift portion and supporting part, lift portion with the supporting part all sets up in the temperature and humidity control portion, during the use, utilize second motor, first electric jar and electro-magnet to pull in the test piece tray on the L template, the decline of the L template of controlling again, make the distance between L template and the drag chain conveyor reach the setting for put, the work of second electric jar drives T template and realizes longitudinal movement, realize pushing away the test piece tray on the drag chain conveyor under the effect of second electric jar, the drag chain conveyor conveys the mortar test piece forward on the test piece tray that the maintenance was accomplished, this maintenance equipment does not need the manual work to carry out material loading and unloading to the mortar test piece, operator's the amount of labour has been reduced.

Description

Full-automatic maintenance equipment of concrete mortar test piece

Technical Field

The utility model belongs to the technical field of the maintenance of equipment, more specifically relates to a full-automatic maintenance of equipment of concrete mortar test piece.

Background

The mortar test block is a material prepared by mixing mortar in proportion and putting the mixture into a mortar test mold, and is a cubic test block prepared for testing the strength grade of the mortar. The size of the mortar test block is generally fixed.

Through the retrieval, chinese patent number is CN201920752607.3, a mortar test block curing box is disclosed, which comprises a housing, the front of shell is equipped with the switch door, be equipped with the electric control room in the shell, basin and curing room, be equipped with water pump and automatically controlled unit in the electric control room, water pump and basin pass through the pipeline switch-on, the basin is located the below of curing room, be equipped with heating pipe and thalposis ware in the basin, the heating pipe, thalposis ware and automatically controlled unit electricity are connected, one side of curing room is equipped with the calandria, calandria and water pump switch-on, the top of curing room is covered with the pore, the bilateral symmetry of curing room is provided with the multiunit guide rail, the tray rack has been placed on every group guide rail, be equipped with the connecting plate on the tray rack, connecting plate and guide rail sliding connection. When the mortar test block on the inner layer needs to be taken, the tray test frame is pulled outwards through the handle, the mortar test block on the inner layer can be directly taken out, the mortar test block on the outer layer does not need to be taken out firstly, and then the mortar test block on the inner layer is taken out, so that the convenience and the rapidness are realized.

But above-mentioned scheme still has the defect, needs the manual work to grasp the handle and to pull the tray test rack outward, just can realize taking out the mortar test block, and degree of automation is low, has improved operator's the amount of labour.

SUMMERY OF THE UTILITY MODEL

For solving the defect that exists among the above-mentioned technique, the utility model provides a full-automatic maintenance of equipment of concrete mortar test piece, its essence lies in improving and needs the manual work to grasp the handle and to pull the tray test rack outward, just can realize taking out the mortar test block, and degree of automation is low, has improved the problem of operator's the amount of labour.

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

a full-automatic maintenance equipment of concrete mortar test piece includes maintenance subassembly and unloading subassembly.

The maintenance subassembly includes: temperature and humidity control portion, lift portion and supporting part, lift portion with the supporting part all sets up on the temperature and humidity control portion.

The blanking assembly comprises a second motor, a second gear transmission part, a chain plate conveyor, a second lead screw, a sliding rod, a second connecting block, an L-shaped plate, a first electric cylinder, an electromagnet, a second electric cylinder, a T-shaped plate and a U-shaped plate, the chain plate conveyor and the U-shaped plate are all arranged on the temperature and humidity control part, the second motor is fixed on the side surface of the U-shaped plate, the end part of the second lead screw is rotatably arranged on the U-shaped plate, the sliding rod is fixed on the U-shaped plate, the output shaft of the second motor and the second lead screw are connected together through the transmission of the second gear transmission part, the thread sleeve of the second connecting block is arranged on the second lead screw, the second connecting block is simultaneously slidably arranged on the sliding rod, the L-shaped plate and the first electric cylinder are all fixed on the side surface of the second connecting block, the end part of a piston rod of the first electric cylinder is fixed on the side surface of the electromagnet, the second electric cylinder is fixed on the outer wall of the L-shaped plate, and the end part of a piston rod of the second electric cylinder is fixed on the outer wall of the T.

In the implementation process, the temperature and humidity control part comprises a support, a water guide coil pipe, a water inlet pipe, a solenoid valve, a branch pipe, an atomizing nozzle, a first box, a second box, a heat preservation layer, an electric heating plate and a temperature and humidity controller, wherein the support is fixed on the upper surface of the first box, the second box is fixed in the first box, the heat preservation layer is arranged between the first box and the second box, the water guide coil pipe is fixed on the outer wall of the first box, one end of the water inlet pipe and one end of the branch pipe are both arranged on the water guide coil pipe, the branch pipe is arranged in the second box, the atomizing nozzle is arranged on the branch pipe, the solenoid valve is arranged on the water inlet pipe, the electric heating plate is fixed on the outer wall of the second box, the temperature and humidity controller is fixed on the outer wall of the first box, and the solenoid valve and the electric heating plate are both electrically connected with the temperature and humidity controller.

In the implementation process, the temperature and humidity control part further comprises a base, and the base is fixed on the lower surface of the support.

In the implementation process, the temperature and humidity control part further comprises a window, and the window is arranged on the second box body.

In the implementation process, the lifting part comprises a safety door, a first slider, a hollow column, a first lead screw, a first gear transmission part, a first motor, a threaded sleeve and a first connecting block, the first slider is fixed on the outer wall of the safety door, the first slider is slidably arranged on the second box body, the hollow column is fixed on the upper surface of the first box body, the end part of the first lead screw is rotatably arranged in the hollow column, the first motor is fixed on the side surface of the hollow column, the output shaft of the first motor and the first lead screw are in transmission connection through the first gear transmission part, the threaded sleeve is in threaded sleeve connection on the first lead screw, and the first connecting block is fixed between the outer wall of the threaded sleeve and the side surface of the safety door.

In the implementation process, the first gear transmission part comprises a first bevel gear and a second bevel gear, the first bevel gear is fixed on the output shaft of the first motor, the second bevel gear is fixed on the first screw rod, and the first bevel gear is meshed with the second bevel gear.

In the above implementation process, the lifting part further comprises a rotating part, the rotating part is fixed in the hollow column, and the end part of the first lead screw is rotatably arranged in the rotating part.

In the implementation process, the supporting portion comprises a supporting plate, a sliding rail, a second sliding block, a test piece tray and an iron block, the supporting plate is fixed in the second box body, different sliding rails are respectively fixed on the inner wall of the second box body and the upper surface of the supporting plate, a first through hole is formed in the supporting plate, the second sliding block is arranged on the sliding rail in a sliding mode, the upper surface of the second sliding block is fixed on the lower surface of the test piece tray, a second through hole is formed in the test piece tray, and the iron block is fixed on the upper surface of the test piece tray.

Compared with the prior art, the utility model, have following advantage:

1. when the safety door is opened, the first electric cylinder piston rod stretches out and draws back to drive the electromagnet to transversely move, the second electric cylinder piston rod rotates to drive the second gear transmission piece to rotate, the second gear transmission piece rotates to drive the second screw rod to rotate, the second connection piece moves back and forth under the combined action of the second screw rod and the slide rod, the electromagnet is attached to the iron block under the combined action of the second electric cylinder and the first electric cylinder, the electromagnet is adsorbed on the iron block, the retraction of the piston rod of the first electric cylinder is controlled to pull the test piece tray to the L-shaped plate, and the test piece tray is pulled out of the second box body.

2. The safety door is opened, a test piece tray filled with a mortar test piece is placed on the L-shaped plate through the mechanical arm, the second motor works to drive the L-shaped plate to lift, under the combined action of the second motor, the first electric cylinder and the electromagnet, a second sliding block on the test piece tray is inserted into the sliding rail, all the test piece trays are inserted into the second box body according to the steps, then, the output shaft of the first motor is controlled to reversely rotate, the electric heating plate works to heat the inner cavity of the second box body, the electromagnetic valve is opened, water mist sprayed by the atomizing nozzle adjusts the humidity in the second box body, the temperature and humidity controller simultaneously controls the electric heating plate and the electromagnetic valve to control the temperature and humidity in the second box body, the mortar test piece can be maintained, after the mortar maintenance test piece is completed, the safety door is opened, the test piece tray is pulled into the L-shaped plate through the second motor, the first electric cylinder and the electromagnet, the L-shaped plate is controlled to descend, the distance between the L-shaped plate and the conveyor reaches a set distance, the safety door works to drive the T to longitudinally move, the test piece tray is pushed onto the L-shaped plate under the action of the second electric cylinder, and the manual maintenance machine, and the test piece tray is conveyed to the conveying plate, and the test piece tray is conveyed by the conveying labor plate, and conveying labor plate is completed.

Drawings

FIG. 1 is a schematic structural view of a full-automatic maintenance device for a concrete mortar test piece provided by an embodiment of the invention;

FIG. 2 is a schematic cross-sectional structure view of a full-automatic maintenance device for a concrete mortar test piece provided by the embodiment of the present invention;

fig. 3 is a schematic cross-sectional structural view of a maintenance assembly according to an embodiment of the present invention;

fig. 4 is an enlarged view of the area a in fig. 3 according to an embodiment of the present invention;

fig. 5 is a relationship diagram of the first box and the safety door according to the embodiment of the present invention;

fig. 6 is a schematic cross-sectional structure diagram of the blanking assembly provided by the embodiment of the present invention.

In the figure: the device comprises a maintenance assembly 100, a temperature and humidity control part 110, a support 111, a base 112, a water guide coil 113, a water inlet pipe 114, an electromagnetic valve 115, a branch pipe 116, an atomizing nozzle 117, a first box 118, a second box 119, a heat preservation layer 1190, an electric heating plate 1191, a window 1192, a temperature and humidity controller 1193, a lifting part 120, a safety door 121, a first slider 122, a hollow column 123, a first screw rod 124, a first gear transmission part 125, a first conical gear 1251, a second conical gear 1252, a first motor 126, a rotating part 127, a threaded sleeve 128, a first connecting block 129, a supporting part 130, a supporting plate 131, a first through hole 132, a sliding rail 133, a second slider 134, a test piece tray 135, an iron block 136, a second through hole 137, a blanking assembly 200, a second motor 210, a second gear 220, a chain plate conveyor 230, a second screw rod 240, a sliding rod 250, a second connecting block 260, an L-shaped plate 270, a first electric cylinder 280, an electromagnet 290, a second electric cylinder 291, a T292 and a U-shaped plate transmission part 293.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments.

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the examples, the means used are conventional in the art unless otherwise specified.

Referring to fig. 1 to 6, the present application provides a full-automatic maintenance device for a concrete mortar test piece, which includes a maintenance component 100 and a blanking component 200. The second motor 210, the first electric cylinder 280 and the electromagnet 290 are used for drawing the test piece tray 135 into the L-shaped plate 270, then the L-shaped plate 270 is controlled to descend, the distance between the L-shaped plate 270 and the chain conveyor 230 is set, the second electric cylinder 291 works to drive the T-shaped plate 292 to move longitudinally, the test piece tray 135 is pushed onto the chain conveyor 230 under the action of the second electric cylinder 291, the chain conveyor 230 conveys the mortar test piece on the test piece tray 135 which is cured, the maintenance equipment does not need to manually feed and discharge the mortar test piece, and the labor amount of operators is reduced.

Referring to fig. 1-5, the maintenance assembly 100 includes: the temperature and humidity control portion 110, the lifting portion 120 and the supporting portion 130 are arranged on the temperature and humidity control portion 110, the temperature and humidity control portion 110 comprises a support 111, a water guide pipe 113, a water inlet pipe 114, an electromagnetic valve 115, a branch pipe 116, an atomizing nozzle 117, a first box 118, a second box 119, an insulating layer 1190, an electric heating plate 1191 and a temperature and humidity controller 1193, the support 111 is fixed on the upper surface of the first box 118, the temperature and humidity control portion 110 further comprises a base 112, the base 112 is fixed on the lower surface of the support 111, the base 112 enables the lower surface of the support 111 to be away from the ground, the lower surface of the support 111 is effectively prevented from being corroded by dirt on the ground, the second box 119 is fixed in the first box 118, the temperature and humidity control portion 110 further comprises a window 1192, the window 1192 is arranged on the second box 119, and the window 1192 facilitates real-time observation of the maintenance condition of the concrete mortar test piece.

The heat preservation layer 1190 is arranged between the first box 118 and the second box 119, the water guide coil 113 is fixed on the outer wall of the first box 118, one end of the water inlet pipe 114 and one end of the branch pipe 116 are both arranged on the water guide coil 113, the branch pipe 116 is arranged in the second box 119 at the same time, the atomizer 117 is arranged on the branch pipe 116, the solenoid valve 115 is arranged on the water inlet pipe 114, the electric heating plate 1191 is fixed on the outer wall of the second box 119, the temperature and humidity controller 1193 is fixed on the outer wall of the first box 118, the solenoid valve 115 and the electric heating plate 1191 are both electrically connected with the temperature and humidity controller 1193, the electric heating plate 1191 is used for heating the inner cavity of the second box 119, the solenoid valve 115 is opened, the atomizer 117 sprays water to adjust the humidity in the second box 119, the temperature and humidity controller 1193 simultaneously controls the electric heating plates 1191 and the solenoid valve 115, the temperature and humidity controller 1193 facilitates adjusting the temperature and humidity in the second box 119, the lifting portion 120 includes a safety door 121, a first slider 122, a hollow column 123, a first lead screw 124, a first gear transmission 125, a first motor 126, a thread bushing 128, and a first connection block 129, the first slider 122 is fixed on the outer wall of the safety door 121, the first slider 122 is slidably disposed on the second box 119, the hollow column 123 is fixed on the upper surface of the first box 118, the end of the first lead screw 124 is rotatably disposed in the hollow column 123, the lifting portion 120 further includes a rotation member 127, the rotation member 127 is fixed in the hollow column 123, the end of the first lead screw 124 is rotatably disposed in the rotation member 127, the rotation member 127 enables the first lead screw 124 to rotate more smoothly, and the rotation member 127 in this embodiment is a bearing.

The first motor 126 is fixed on the side surface of the hollow column 123, the output shaft of the first motor 126 and the first lead screw 124 are in transmission connection through a first gear transmission 125, the first gear transmission 125 comprises a first bevel gear 1251 and a second bevel gear 1252, the first bevel gear 1251 is fixed on the output shaft of the first motor 126, the second bevel gear 1252 is fixed on the first lead screw 124, the first bevel gear 1251 is engaged with the second bevel gear 1252, the first bevel gear 1251 and the second bevel gear 1252 enable the output shaft of the first motor 126 and the first lead screw 124 to synchronously rotate, the threaded sleeve 128 is in threaded sleeve on the first lead screw 124, the first connecting block 129 is fixed between the outer wall of the threaded sleeve 128 and the side surface of the safety door 121, the first motor 126 operates to drive the first gear transmission 125 to rotate, the rotation of the first gear transmission 125 drives the first lead screw 124 to rotate, the safety door 121 moves up and down under the combined action of the first slider 122, the first connecting block 129, the threaded sleeve 128 and the first lead screw 124, that is, the safety door 121 is automatically opened or closed, the support part 130 comprises a support plate 131, a slide rail 133, a second slider 134, a test piece tray 135 and an iron block 136, the support plate 131 is fixed in the second box 119, different slide rails 133 are respectively fixed on the inner wall of the second box 119 and the upper surface of the support plate 131, a first through hole 132 is formed in the support plate 131, the second slider 134 is slidably arranged on the slide rail 133, the upper surface of the second slider 134 is fixed on the lower surface of the test piece tray 135, a second through hole 137 is formed in the test piece tray 135, the iron block 136 is fixed on the upper surface of the test piece tray 135, when the safety door 121 is opened, the extension and contraction of the piston rod of the first electric cylinder 280 drives the electromagnet 290 to transversely move, the second motor 210 works to drive the second gear transmission part 220 to rotate, the rotation of the second gear transmission member 220 drives the second screw rod 240 to rotate, the second connection block 260 moves up and down under the combined action of the second screw rod 240 and the slide rod 250, the electromagnet 290 is attached to the iron block 136 under the combined action of the second motor 210 and the first electric cylinder 280, the electromagnet 290 works and is adsorbed on the iron block 136, and then the piston rod of the first electric cylinder 280 is controlled to retract to pull the test piece tray 135 to the L-shaped plate 270, so that the test piece tray 135 is pulled out from the second box body 119.

Referring to fig. 2 and 6, the blanking assembly 200 includes a second motor 210, a second gear transmission member 220, a slat conveyor 230, a second lead screw 240, a sliding rod 250, a second connection block 260, an L-shaped plate 270, a first electric cylinder 280, an electromagnet 290, a second electric cylinder 291, a T-shaped plate 292, and a U-shaped plate 293, wherein the slat conveyor 230 and the U-shaped plate 293 are both disposed on the temperature and humidity control portion 110, the second motor 210 is fixed on a side surface of the U-shaped plate 293, an end portion of the second lead screw 240 is rotatably disposed on the U-shaped plate 293, the sliding rod 250 is fixed on the U-shaped plate 293, an output shaft of the second motor 210 and the second lead screw 240 are connected together by the transmission of the second gear transmission member 220, the second connection block 260 is threadedly sleeved on the second lead screw 240, the second connection block 260 is simultaneously slidably sleeved on the sliding rod 250, the L-shaped plate 270 and the first electric cylinder 280 are both fixed on a side surface of the second connection block 260, an end portion of a piston rod of the first electric cylinder 280 is fixed on a side surface of the electromagnet 290, the second electric cylinder 291 is fixed on an outer wall 291 of the L-shaped plate 291, and an end portion of a piston rod 292 is fixed on an outer wall of the second electric cylinder 292.

Specifically, the working principle of the full-automatic maintenance equipment for the concrete mortar test piece is as follows: when the safety door 121 is opened, the expansion of the piston rod of the first electric cylinder 280 drives the electromagnet 290 to transversely move, the second motor 210 works to drive the second gear transmission member 220 to rotate, the rotation of the second gear transmission member 220 drives the second screw rod 240 to rotate, the second connection block 260 moves up and down under the combined action of the second screw rod 240 and the slide rod 250, the electromagnet 290 is attached to the iron block 136 under the combined action of the second motor 210 and the first electric cylinder 280, the electromagnet 290 works and is adsorbed to the iron block 136, the piston rod of the first electric cylinder 280 is controlled to retract to pull the tray 135 to the L270, the tray 135 is pulled out of the second box 119, and the safety door 121 is automatically opened or closed without manual maintenance of the safety door 121.

The safety door 121 is opened, the test piece tray 135 filled with mortar test pieces is placed on the L-shaped plate 270 by the aid of the mechanical arm, the second motor 210 works to drive the L-shaped plate 270 to lift, the second sliding block 134 on the test piece tray 135 is inserted into the sliding rail 133 under the combined action of the second motor 210, the first electric cylinder 280 and the electromagnet 290, all the test piece trays 135 are inserted into the second box body 119 according to the steps, then the output shaft of the first motor 126 is controlled to rotate reversely, the safety door 121 is closed, the electric heating plate 1191 works to heat the inner cavity of the second box body 119, the electromagnetic valve 115 is opened, the atomizing spray nozzle 117 sprays water mist to adjust the humidity in the second box body 119, the electric heating plate 1191 and the electromagnetic valve 115 are simultaneously controlled by the temperature and humidity controller 1193 to control the temperature and humidity in the second box body 119, the mortar test piece can be maintained, after the maintenance of the mortar test piece is completed, the safety door 121 is opened, the test piece tray 135 is pulled into the L-shaped plate 270 by using the second motor 210, the first electric cylinder 280 and the electromagnet 290, the L-shaped plate 270 is controlled to descend, the distance between the L-shaped plate 270 and the chain plate conveyor 230 reaches a set value, the second electric cylinder 291 works to drive the T-shaped plate 292 to move longitudinally, the test piece tray 135 is pushed onto the chain plate conveyor 230 under the action of the second electric cylinder 291, the chain plate conveyor 230 conveys the mortar test piece on the maintained test piece tray 135 forwards, the maintenance equipment does not need to manually feed and discharge the mortar test piece, and the labor amount of operators is reduced.

The above embodiments only represent some embodiments of the present invention, which are described in detail and detail, but not to be construed as limiting the scope of the present invention.

It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a full-automatic maintenance of equipment of concrete mortar test piece which characterized in that includes:

a maintenance assembly (100), said maintenance assembly (100) comprising: the temperature and humidity control device comprises a temperature and humidity control part (110), a lifting part (120) and a supporting part (130), wherein the lifting part (120) and the supporting part (130) are arranged on the temperature and humidity control part (110); and

a blanking assembly (200), wherein the blanking assembly (200) comprises a second motor (210), a second gear transmission member (220), a chain plate conveyor (230), a second screw rod (240), a sliding rod (250), a second connecting block (260), an L-shaped plate (270), a first electric cylinder (280), an electromagnet (290), a second electric cylinder (291), a T-shaped plate (292) and a U-shaped plate (293), the chain plate conveyor (230) and the U-shaped plate (293) are all arranged on the temperature and humidity control part (110), the second motor (210) is fixed on the side surface of the U-shaped plate (293), the end part of the second screw rod (240) is rotatably arranged on the U-shaped plate (293), the sliding rod (250) is fixed on the U-shaped plate (293), the output shaft of the second motor (210) and the second screw rod (240) are connected together through the second gear transmission member (220) in a transmission manner, the second connecting block (260) is threadedly sleeved on the second screw rod (240), the second connecting block (260) is simultaneously slidably sleeved on the sliding rod (260), and the end part of the second electric cylinder (280) is fixed on the side surface of the second electric cylinder (280), the second electric cylinder (291) is fixed on the outer wall of the L-shaped plate (270), and the end of a piston rod of the second electric cylinder (291) is fixed on the outer wall of the T-shaped plate (292).

2. The full-automatic maintenance equipment of a concrete mortar test piece of claim 1, characterized in that, the temperature and humidity control portion (110) includes a bracket (111), a water conduit (113), a water inlet pipe (114), an electromagnetic valve (115), a branch pipe (116), an atomizer (117), a first box body (118), a second box body (119), a heat preservation layer (1190), an electric heating plate (1191) and a temperature and humidity controller (1193), the bracket (111) is fixed on the upper surface of the first box body (118), the second box body (119) is fixed in the first box body (118), the heat preservation layer (1190) is arranged between the first box body (118) and the second box body (119), the water conduit coil (113) is fixed on the outer wall of the first box body (118), one end of the water inlet pipe (114) and one end of the branch pipe (116) are both arranged on the water conduit coil (113), the branch pipe (116) is simultaneously arranged in the second box body (119), the atomizer (117) is arranged on the outer wall of the electromagnetic valve (116), the electromagnetic valve (116) is arranged on the outer wall of the first box body (118), and the temperature and humidity controller (1193) is arranged on the first box body (119), the electromagnetic valve (115) and the electric heating plate (1191) are electrically connected with the temperature and humidity controller (1193).

3. The full-automatic maintenance equipment of concrete mortar test piece according to claim 2, characterized in that, the temperature and humidity control portion (110) further comprises a base (112), and the base (112) is fixed on the lower surface of the support (111).

4. The full-automatic maintenance equipment of concrete mortar test piece of claim 2, characterized in that, temperature and humidity control portion (110) still includes window (1192), window (1192) set up on second box (119).

5. The full-automatic maintenance equipment for the concrete mortar test piece according to claim 2, wherein the lifting part (120) comprises a safety door (121), a first sliding block (122), a hollow column (123), a first screw rod (124), a first gear transmission member (125), a first motor (126), a threaded sleeve (128) and a first connecting block (129), the first sliding block (122) is fixed on the outer wall of the safety door (121), the first sliding block (122) is slidably arranged on the second box body (119), the hollow column (123) is fixed on the upper surface of the first box body (118), the end of the first screw rod (124) is rotatably arranged in the hollow column (123), the first motor (126) is fixed on the side surface of the safety door (123), the output shaft of the first motor (126) and the first screw rod (124) are in transmission connection through the first gear transmission member (125), the threaded sleeve (128) is in threaded manner, and the first connecting block (124) is fixed between the outer wall of the safety door (121) and the side surface of the threaded sleeve (128).

6. A full automatic maintenance equipment of concrete mortar test piece according to claim 5, characterized in that, said first gear transmission (125) comprises a first bevel gear (1251) and a second bevel gear (1252), said first bevel gear (1251) is fixed on the output shaft of said first motor (126), said second bevel gear (1252) is fixed on said first screw (124), said first bevel gear (1251) and said second bevel gear (1252) are meshed.

7. The full-automatic maintenance equipment of a concrete mortar test piece of claim 5, characterized in that, the lifting part (120) further comprises a rotating member (127), the rotating member (127) is fixed in the hollow column (123), and the end of the first screw rod (124) is rotatably arranged in the rotating member (127).

8. The full-automatic maintenance equipment of a concrete mortar test piece of claim 2, characterized in that the supporting part (130) comprises a supporting plate (131), a slide rail (133), a second slider (134), a test piece tray (135) and an iron block (136), the supporting plate (131) is fixed in the second box body (119), different slide rails (133) are respectively fixed on the inner wall of the second box body (119) and the upper surface of the supporting plate (131), a first through hole (132) is formed in the supporting plate (131), the second slider (134) is arranged on the slide rail (133) in a sliding manner, the upper surface of the second slider (134) is fixed on the lower surface of the test piece tray (135), a second through hole (137) is formed in the test piece tray (135), and the iron block (136) is fixed on the upper surface of the test piece tray (135).