CN108312031B

CN108312031B - Peripheral rust cleaning equipment of cement mixer discharge gate

Info

Publication number: CN108312031B
Application number: CN201810145108.8A
Authority: CN
Inventors: 鲍英浩; 吴海伟; 宋亚男
Original assignee: Yixing Qingxiang Cement Co Ltd
Current assignee: Yixing Qingxiang Cement Co., Ltd.
Priority date: 2018-02-12
Filing date: 2018-02-12
Publication date: 2020-03-10
Anticipated expiration: 2038-02-12
Also published as: CN108312031A

Abstract

The invention belongs to the field of road construction, and particularly relates to peripheral rust removing equipment for a discharge port of a cement mixer. The invention aims to provide the peripheral rust removing equipment for the discharge hole of the cement mixer, which is time-saving, labor-saving and good in rust removing effect. In order to solve the technical problem, the invention provides a peripheral rust removing device for a discharge port of a cement mixer. The invention can be fixed on the fixing frame of the cement mixer through the fixing device, rust removal can be carried out on the periphery of the discharge port of the cement mixer through the rust removal device, and the liquid spraying device can be driven to work through the rust removal device, so that the rust removal effect can be improved.

Description

Peripheral rust cleaning equipment of cement mixer discharge gate

Technical Field

The invention belongs to the field of road construction, and particularly relates to peripheral rust removing equipment for a discharge port of a cement mixer.

Background

The road is an infrastructure for various trackless vehicles and pedestrians to pass through in terms of word meaning; the road is divided into a road, an urban road, a rural road, an industrial road, a forestry road, an examination road, a competition road, an automobile test road, a workshop channel, a school road and the like according to the use characteristics of the road, and the ancient China also has a post road. It also refers to the way to achieve a certain goal, the way things develop, change.

The periphery of cement mixer discharge gate often contacts with water, and the time is long, can rust, and it is artifical usually to rust cleaning to the periphery of cement mixer discharge gate with abrasive paper at present, and artifical sand paper is not only wasted time and energy with removing rust to the periphery of cement mixer discharge gate, and the rust cleaning effect is poor moreover, consequently needs urgent need to develop a labour saving and time saving, the peripheral rust cleaning equipment of cement mixer discharge gate that the rust cleaning is effectual.

Disclosure of Invention

(1) Technical problem to be solved

The invention aims to overcome the defects that manual sand paper derusting on the periphery of a discharge port of a cement mixer is time-consuming and labor-consuming and has poor derusting effect, and the technical problem to be solved by the invention is to provide the peripheral derusting equipment for the discharge port of the cement mixer, which is time-saving, labor-saving and good in derusting effect.

(2) Technical scheme

In order to solve the technical problem, the invention provides a peripheral rust removing device for a discharge port of a cement mixer.

Preferably, the fixing device comprises a frame body, a T-shaped screw rod and a connecting rod, the frame body is connected to the left end and the right end of the connecting rod, two first screw holes are formed in the front side of the frame body, two second screw holes are formed in the rear side of the frame body, the two first screw holes in the front side are respectively symmetrical to the two second screw holes in the rear side, and the T-shaped screw rod is movably arranged in the first screw holes and the second screw holes.

Preferably, the rust cleaning device is including the slide rail, the slider, the connecting rod, the arc board of polishing, the rack, branch, motor and gear, the slide rail is all installed at two framework tops, the gliding style is equipped with the slider on the slide rail, the slider top is connected with the connecting rod, the connecting rod top is connected with the arc board of polishing, the rack is all installed to connecting rod right side upper portion on the left side and the connecting rod left side lower part on the right, connecting rod top intermediate junction has branch, the motor is installed on the branch top, install the gear on the output shaft of motor, two racks all with gear.

Preferably, the device also comprises a liquid spraying device, the liquid spraying device comprises cylinder bodies, pistons, a first spring, a first T-shaped rod, a liquid inlet pipe, a liquid outlet pipe, a one-way valve, a first belt pulley, a connecting plate, a second belt pulley, a cam, a flat belt, a second spring and a second T-shaped rod, two cylinder bodies are installed at the bottom of the connecting rod, the first T-shaped rod and the second T-shaped rod are arranged between the two cylinder bodies, the right end of the first T-shaped rod penetrates through the right cylinder body and is connected with the middle part of the left side of the right piston, the left end of the second T-shaped rod penetrates through the left cylinder body and is connected with the middle part of the right side of the left piston, the pistons are vertically arranged in the two cylinder bodies, the upper parts of the outer sides of the two cylinder bodies are connected with the liquid outlet pipe, the bottoms of the tail ends of the two liquid inlet pipes are respectively connected with the tops of the, the second spring is connected with the right side in the cylinder body on the left, and the piston left side on the right is connected with two first springs, and first spring is connected with the left side in the cylinder body on the right, and connecting rod bottom intermediate junction has even the board, and even the board is located between two cylinder bodies, and even board front side rotation type installs the second belt pulley, and the cam is installed to second belt pulley front side, installs first belt pulley in the middle of the gear front side, and first belt pulley and second belt pulley pass through the flat belt and connect.

Preferably, the connecting rod mechanism further comprises a bottom plate, support plates and support plates, the bottom plate is arranged below the connecting rod, the two support plates are connected to the top of the bottom plate, the support plates are connected to the tops of the two support plates, an opening is formed in the middle of each support plate, and the T-shaped screw is located in the opening.

Preferably, the T-shaped screw is movably provided with nuts, the nuts are located on the rear sides of the frame bodies, and the placing blocks are connected to the upper portions of the rear sides of the two frame bodies.

The working principle is as follows: when the rust removing device needs to be used, an operator controls the fixing device to fix the rust removing device on the fixing frame of the cement mixer, and then the rust removing device is started to work to remove rust on the periphery of the discharge hole of the cement mixer. After the rust removal is finished, the rust removal device is closed, and then the fixing device is controlled to take the rust remover down from the fixing frame of the cement mixer.

Because fixing device is including framework, T type screw rod and connecting rod, both ends all are connected with the framework about the connecting rod, and the framework front side is opened has two first screws, and the framework rear side is opened has two second screws, and two first screws of front side are symmetrical with two second screws of rear side respectively, and movable T type screw rod that is equipped with in first screw and the second screw. An operator firstly screws off the T-shaped screw rod, then puts the novel cement mixer on a fixing frame of the cement mixer, and screws the T-shaped screw rod into the first screw hole and the second screw hole, so that the novel cement mixer is fixed on the fixing frame of the cement mixer.

Because the rust cleaning device is including the slide rail, the slider, the connecting rod, the arc board of polishing, the rack, branch, motor and gear, the slide rail is all installed at two framework tops, the gliding style is equipped with the slider on the slide rail, the slider top is connected with the connecting rod, the connecting rod top is connected with the arc board of polishing, the rack is all installed to connecting rod right side upper portion on the left side and the connecting rod left side lower part on the right, connecting rod top intermediate junction has branch, the motor is installed on the branch top, install the gear on the output shaft of motor, two racks all with. The operating personnel control motor is just reversing, drives gear just reversing to remove about driving two racks, and then drive two connecting rods and move to the inboard, two arc grinding plate move to the inboard thereupon, rust cleaning is carried out to cement mixer discharge gate periphery. And after the rust removal is finished, the motor is turned off.

Because the device also comprises a liquid spraying device which comprises cylinder bodies, pistons, a first spring, a first T-shaped rod, a liquid inlet pipe, a liquid outlet pipe, a one-way valve, a first belt pulley, a connecting plate, a second belt pulley, a cam, a flat belt, a second spring and a second T-shaped rod, wherein two cylinder bodies are arranged at the bottom of the connecting rod, the first T-shaped rod and the second T-shaped rod are arranged between the two cylinder bodies, the right end of the first T-shaped rod penetrates through the right cylinder body and is connected with the middle part of the left side of the right piston, the left end of the second T-shaped rod penetrates through the left cylinder body and is connected with the middle part of the right side of the left piston, the pistons are vertically arranged in the two cylinder bodies, the upper parts of the outer sides of the two cylinder bodies are connected with the liquid outlet pipe, the lower parts of the outer sides of the two cylinder bodies are respectively connected with the tops of the two arc, the second spring is connected with the right side in the cylinder body on the left, and the piston left side on the right is connected with two first springs, and first spring is connected with the left side in the cylinder body on the right, and connecting rod bottom intermediate junction has even the board, and even the board is located between two cylinder bodies, and even board front side rotation type installs the second belt pulley, and the cam is installed to second belt pulley front side, installs first belt pulley in the middle of the gear front side, and first belt pulley and second belt pulley pass through the flat belt and connect. The operator places both feed pipes in a vessel containing a rust remover. When the motor rotates positively and negatively to drive the gear to rotate positively and negatively, the first belt pulley is driven to rotate positively and negatively, the second belt pulley is driven to rotate positively and negatively through the flat belt, so that the cam is driven to rotate positively and negatively, the cam continuously hits the first T-shaped rod and the second T-shaped rod, under the elastic action of the first spring and the second spring, the first T-shaped rod and the second T-shaped rod move to the inner side and the outer side, so that the two pistons move to the inner side and the outer side, when the two pistons move to the inner side, a rust remover is sucked into the cylinder body through the liquid inlet pipe, when the two pistons move to the outer side, the rust remover in the cylinder body flows out through the liquid outlet pipe and flows onto the arc polishing plate, and therefore.

Because still including bottom plate, extension board and backup pad, the connecting rod below is equipped with the bottom plate, and the bottom plate top is connected with two extension boards, and two extension board tops all are connected with the backup pad, and open at the backup pad middle part has the opening, and T type screw rod is located the opening. When the cement mixer is not needed to be used, an operator takes the cement mixer off the fixed frame of the cement mixer and places the cement mixer on the ground, and the bottom plate is in contact with the ground, so that the components of the cement mixer cannot be damaged.

Because still including the nut with place the piece, all movable nuts that are equipped with on four T type screw rods, the nut is located the framework rear side, and two framework rear side upper portions all are connected with places the piece. When the nut is fixed on the fixing frame of the cement mixer, an operator screws the nut into the T-shaped screw, so that the nut is more stably fixed. When the nut is required to be removed from the fixed frame of the cement mixer, an operator unscrews the nut and places the nut on the placing block, so that the nut can be prevented from being lost.

(3) Advantageous effects

The invention can be fixed on the fixing frame of the cement mixer through the fixing device, rust removal can be carried out on the periphery of the discharge port of the cement mixer through the rust removal device, and the liquid spraying device can be driven to work through the rust removal device, so that the rust removal effect can be improved.

Drawings

Fig. 1 is a first front view structure diagram of the present invention.

Fig. 2 is a first left side view of the fixing device of the present invention.

Fig. 3 is a second front view structure diagram of the present invention.

Fig. 4 is an enlarged view of a part of the liquid ejecting apparatus according to the present invention.

Fig. 5 is a third schematic view of the present invention.

FIG. 6 is a second left side view of the fastening device of the present invention.

The labels in the figures are: 1-fixing device, 11-frame body, 12-first screw hole, 13-second screw hole, 14-T-shaped screw rod, 15-connecting rod, 2-derusting device, 21-sliding rail, 22-sliding block, 23-connecting rod, 24-arc-shaped grinding plate, 25-rack, 26-supporting rod, 27-motor, 28-gear, 3-hydrojet device, 301-cylinder body, 302-piston, 303-first spring, 304-first T-shaped rod, 305-liquid inlet pipe, 306-liquid outlet pipe, 307-one-way valve, 308-first belt pulley, 309-connecting plate, 310-second belt pulley, 311-cam, 312-flat belt, 313-second spring, 314-second T-shaped rod, 4-bottom plate, 5-supporting plate, 6-support plate, 7-opening, 8-nut, 9-placing block.

Detailed Description

The invention is further described below with reference to the figures and examples.

Example 1

A peripheral rust removing device for a discharge port of a cement mixer is shown in figures 1-6 and comprises a fixing device 1 and a rust removing device 2, wherein the fixing device 1 is provided with the rust removing device 2.

Example 2

The fixing device 1 comprises a frame body 11, T-shaped screw rods 14 and a connecting rod 15, the frame body 11 is connected to the left end and the right end of the connecting rod 15, two first screw holes 12 are formed in the front side of the frame body 11, two second screw holes 13 are formed in the rear side of the frame body 11, the two first screw holes 12 in the front side are respectively symmetrical to the two second screw holes 13 in the rear side, and the T-shaped screw rods 14 are movably arranged in the first screw holes 12 and the second screw holes 13.

Example 3

Rust cleaning device 2 is including slide rail 21, slider 22, connecting rod 23, arc sanding plate 24, rack 25, branch 26, motor 27 and gear 28, slide rail 21 is all installed at two 11 tops of framework, the last gliding style of slide rail 21 is equipped with slider 22, slider 22 top is connected with connecting rod 23, connecting rod 23 top is connected with arc sanding plate 24, rack 25 is all installed to connecting rod 23 right side upper portion on the left side and connecting rod 23 left side lower part on the right, connecting rod 15 top intermediate junction has branch 26, motor 27 is installed on branch 26 top, install gear 28 on motor 27's the output shaft, two rack 25 all mesh with gear 28.

Example 4

The polishing device also comprises a liquid spraying device 3, the liquid spraying device 3 comprises a cylinder 301, pistons 302, a first spring 303, a first T-shaped rod 304, a liquid inlet pipe 305, a liquid outlet pipe 306, a one-way valve 307, a first belt pulley 308, a connecting plate 309, a second belt pulley 310, a cam 311, a flat belt 312, a second spring 313 and a second T-shaped rod 314, two cylinder bodies 301 are installed at the bottom of a connecting rod 15, the first T-shaped rod 304 and the second T-shaped rod 314 are arranged between the two cylinder bodies 301, the right end of the first T-shaped rod 304 penetrates through the right cylinder body 301 and is connected with the middle part of the left side of the right piston 302, the left end of the second T-shaped rod 314 penetrates through the left cylinder body 301 and is connected with the middle part of the right side of the left piston 302, the pistons 302 are vertically arranged in the two cylinder bodies 301, the upper parts of the outer sides of the two cylinder bodies 301 are connected with the liquid outlet pipe 306, the lower parts, one-way valves 307 are mounted on the liquid inlet pipe 305 and the liquid outlet pipe 306, the right side of the piston 302 on the left is connected with two second springs 313, the second springs 313 are connected with the right side in the cylinder 301 on the left, the left side of the piston 302 on the right is connected with two first springs 303, the first springs 303 are connected with the left side in the cylinder 301 on the right, a connecting plate 309 is connected to the middle of the bottom of the connecting rod 15, the connecting plate 309 is located between the two cylinder 301, a second belt pulley 310 is rotatably mounted on the front side of the connecting plate 309, a cam 311 is mounted on the front side of the second belt pulley 310, a first belt pulley 308 is mounted in the middle of the front side of the gear 28, and the first belt pulley 308.

The connecting rod is characterized by further comprising a bottom plate 4, support plates 5 and a support plate 6, the bottom plate 4 is arranged below the connecting rod 15, the top of the bottom plate 4 is connected with the two support plates 5, the top of each support plate 5 is connected with the support plate 6, an opening 7 is formed in the middle of each support plate 6, and the T-shaped screw 14 is located in the opening 7.

Still including the nut 8 with place the piece 9, all movably be equipped with nut 8 on four T type screw rods 14, nut 8 is located framework 11 rear sides, and two framework 11 rear side upper portions all are connected with places piece 9.

The working principle is as follows: when the invention needs to be used, an operator controls the fixing device 1 to fix the invention on a fixing frame of the cement mixer, and then starts the derusting device 2 to work to derust the periphery of a discharge port of the cement mixer. After the rust removal is finished, the rust removal device 2 is closed, and then the fixing device 1 is controlled to take the invention down from the fixing frame of the cement mixer.

Because fixing device 1 is including framework 11, T type screw rod 14 and connecting rod 15, both ends all are connected with framework 11 about connecting rod 15, and framework 11 front side is opened has two first screw holes 12, and framework 11 rear side is opened has two second screw holes 13, and two first screw holes 12 of front side are symmetrical with two second screw holes 13 of rear side respectively, and movable T type screw rod 14 that is equipped with in first screw hole 12 and the second screw hole 13. An operator firstly screws off the T-shaped screw 14, then puts the invention on a fixed frame of the cement mixer, and then screws the T-shaped screw 14 into the first screw hole 12 and the second screw hole 13, so that the invention is fixed on the fixed frame of the cement mixer.

Because rust cleaning device 2 is including slide rail 21, slider 22, connecting rod 23, arc sanding plate 24, rack 25, branch 26, motor 27 and gear 28, slide rail 21 is all installed at two framework 11 tops, the gliding formula is equipped with slider 22 on slide rail 21, slider 22 top is connected with connecting rod 23, connecting rod 23 top is connected with arc sanding plate 24, rack 25 is all installed to connecting rod 23 right side upper portion on the left side and connecting rod 23 left side lower part on the right side, connecting rod 15 top intermediate junction has branch 26, motor 27 is installed on branch 26 top, install gear 28 on motor 27's the output shaft, two rack 25 all mesh with gear 28. The operator controls the motor 27 to rotate forward and backward to drive the gear 28 to rotate forward and backward, so as to drive the two racks 25 to move left and right, further drive the two connecting rods 23 to move inwards, and then the two arc-shaped grinding plates 24 move inwards to remove rust on the periphery of the discharge hole of the cement mixer. After the rust removal is finished, the motor 27 is turned off.

Because the liquid spraying device 3 is also included, the liquid spraying device 3 comprises a cylinder 301, a piston 302, a first spring 303, a first T-shaped rod 304, a liquid inlet pipe 305, a liquid outlet pipe 306, a one-way valve 307, a first belt pulley 308, a connecting plate 309, a second belt pulley 310, a cam 311, a flat belt 312, a second spring 313 and a second T-shaped rod 314, two cylinder bodies 301 are installed at the bottom of a connecting rod 15, the first T-shaped rod 304 and the second T-shaped rod 314 are arranged between the two cylinder bodies 301, the right end of the first T-shaped rod 304 passes through the right cylinder body 301 and is connected with the middle part of the left side of the right piston 302, the left end of the second T-shaped rod 314 passes through the left cylinder body 301 and is connected with the middle part of the right side of the left piston 302, the pistons 302 are vertically arranged in the two cylinder bodies 301, the upper parts of the outer sides of the two cylinder bodies 301 are connected with the liquid outlet pipe 306, the lower parts of, one-way valves 307 are mounted on the liquid inlet pipe 305 and the liquid outlet pipe 306, the right side of the piston 302 on the left is connected with two second springs 313, the second springs 313 are connected with the right side in the cylinder 301 on the left, the left side of the piston 302 on the right is connected with two first springs 303, the first springs 303 are connected with the left side in the cylinder 301 on the right, a connecting plate 309 is connected to the middle of the bottom of the connecting rod 15, the connecting plate 309 is located between the two cylinder 301, a second belt pulley 310 is rotatably mounted on the front side of the connecting plate 309, a cam 311 is mounted on the front side of the second belt pulley 310, a first belt pulley 308 is mounted in the middle of the front side of the gear 28, and the first belt pulley 308. The operator places both of the liquid inlet pipes 305 in a container containing a rust remover. When the motor 27 rotates forward and backward to drive the gear 28 to rotate forward and backward, the first belt pulley 308 is driven to rotate forward and backward, the flat belt 312 drives the second belt pulley 310 to rotate forward and backward, so as to drive the cam 311 to rotate forward and backward, the cam 311 continuously hits the first T-shaped rod 304 and the second T-shaped rod 314, under the elastic force action of the first spring 303 and the second spring 313, the first T-shaped rod 304 and the second T-shaped rod 314 move inward and outward, so as to drive the two pistons 302 to move inward and outward, when the two pistons 302 move inward, the rust remover is sucked into the cylinder 301 through the liquid inlet pipe 305, and when the two pistons 302 move outward, the rust remover in the cylinder 301 flows out through the liquid outlet pipe 306 and flows onto the arc-shaped polishing plate 24, so as to improve the rust removing effect.

Because still including bottom plate 4, extension board 5 and backup pad 6, the connecting rod 15 below is equipped with bottom plate 4, and bottom plate 4 top is connected with two extension boards 5, and two extension board 5 tops all are connected with backup pad 6, and open at 6 middle parts of backup pad has opening 7, and T type screw rod 14 is located opening 7. When the invention is not needed, an operator takes the invention off the fixed frame of the cement mixer and then places the invention on the ground, and the bottom plate 4 is contacted with the ground, so that the components of the invention can not be damaged.

Because still including the nut 8 with place the piece 9, all movably being equipped with nut 8 on four T type screws 14, nut 8 is located framework 11 rear sides, and two framework 11 rear side upper portions all are connected with places piece 9. When the invention is fixed on a fixed frame of a cement mixer, an operator screws the nut 8 into the T-shaped screw 14, so that the invention is more stable in fixation. When the invention needs to be taken off from the fixed frame of the cement mixer, the operator unscrews the nut 8 and places the nut on the placing block 9, thereby preventing the nut 8 from being lost.

The above examples are merely representative of preferred embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, various changes, modifications and substitutions can be made without departing from the spirit of the present invention, and these are all within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. Peripheral rust removing equipment for a discharge port of a cement mixer is characterized by comprising a fixing device (1) and a rust removing device (2), wherein the fixing device (1) is provided with the rust removing device (2); the fixing device (1) comprises a frame body (11), T-shaped screw rods (14) and a connecting rod (15), the frame body (11) is connected with the left end and the right end of the connecting rod (15), two first screw holes (12) are formed in the front side of the frame body (11), two second screw holes (13) are formed in the rear side of the frame body (11), the two first screw holes (12) in the front side are respectively symmetrical to the two second screw holes (13) in the rear side, and the T-shaped screw rods (14) are movably arranged in the first screw holes (12) and the second screw holes (13); the rust removing device (2) comprises a sliding rail (21), sliding blocks (22), connecting rods (23), arc-shaped grinding plates (24), racks (25), supporting rods (26), motors (27) and gears (28), the sliding rails (21) are installed at the tops of the two frame bodies (11), the sliding blocks (22) are arranged on the sliding rails (21) in a sliding mode, the connecting rods (23) are connected to the tops of the sliding blocks (22), the arc-shaped grinding plates (24) are connected to the top ends of the connecting rods (23), the racks (25) are installed on the upper portions of the right sides of the connecting rods (23) on the left side and the lower portions of the left sides of the connecting rods (23) on the right side, the supporting rods (26) are connected to the middles of the tops of the connecting rods (15), the motors (27) are installed at the tops; the liquid spraying device (3) comprises a cylinder body (301), a piston (302), a first spring (303), a first T-shaped rod (304), a liquid inlet pipe (305), a liquid outlet pipe (306), a one-way valve (307), a first belt pulley (308), a connecting plate (309), a second belt pulley (310), a cam (311), a flat belt (312), a second spring (313) and a second T-shaped rod (314), wherein two cylinder bodies (301) are installed at the bottom of a connecting rod (15), the first T-shaped rod (304) and the second T-shaped rod (314) are arranged between the two cylinder bodies (301), the right end of the first T-shaped rod (304) penetrates through the cylinder body (301) on the right and is connected with the middle part on the left side of the piston (302) on the right, the left end of the second T-shaped rod (314) penetrates through the cylinder body (301) on the left and is connected with the middle part on the right side of the piston (302) on the left, the two cylinder bodies (, the upper parts of the outer sides of the two cylinder bodies (301) are connected with a liquid outlet pipe (306), the lower parts of the outer sides of the two cylinder bodies (301) are connected with a liquid inlet pipe (305), the bottoms of the tail ends of the two liquid inlet pipes (305) are respectively connected with the tops of the two arc-shaped grinding plates (24), one-way valves (307) are installed on the liquid inlet pipe (305) and the liquid outlet pipe (306), the right side of the left piston (302) is connected with two second springs (313), the second springs (313) are connected with the inner right side of the left cylinder body (301), the left side of the right piston (302) is connected with two first springs (303), the first springs (303) are connected with the inner left side of the right cylinder body (301), the middle of the bottom of the connecting rod (15) is connected with a connecting plate (309), the connecting plate (309) is positioned between the two cylinder bodies (301), the front side of the connecting plate (309, a first belt pulley (308) is installed in the middle of the front side of the gear (28), and the first belt pulley (308) is connected with a second belt pulley (310) through a flat belt (312).

2. The peripheral rust removing equipment for the discharge port of the cement mixer as claimed in claim 1, further comprising a bottom plate (4), support plates (5) and support plates (6), wherein the bottom plate (4) is arranged below the connecting rod (15), the top of the bottom plate (4) is connected with the two support plates (5), the top of each support plate (5) is connected with the support plate (6), an opening (7) is formed in the middle of each support plate (6), and the T-shaped screw (14) is positioned in the opening (7).

3. The peripheral rust removing equipment for the discharge port of the cement mixer as claimed in claim 2, further comprising nuts (8) and placing blocks (9), wherein the nuts (8) are movably arranged on the four T-shaped screws (14), the nuts (8) are positioned on the rear sides of the frame bodies (11), and the placing blocks (9) are connected to the upper parts of the rear sides of the two frame bodies (11).