CN215389711U

CN215389711U - Impact crusher with opening positioning function

Info

Publication number: CN215389711U
Application number: CN202121367295.8U
Authority: CN
Inventors: 赵俊; 胡剑锋; 韩振亮; 张小军
Original assignee: Fujian South Highway Machinery Co Ltd
Current assignee: Fujian South Highway Machinery Co Ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2022-01-04
Anticipated expiration: 2031-06-16

Abstract

The utility model relates to the technical field of impact crushers, in particular to an impact crusher with opening positioning function. Including last frame, lower frame, pneumatic cylinder, locating pin, location link plate, the locating pin is fixed to be located lower frame one side, rotatable the installing in last frame one side of location link plate one end has seted up a plurality of constant head tanks on the location link plate, the constant head tank includes the vertical section that upwards extends by location link plate downside, is located the horizontal section of vertical section upper end, and the pneumatic cylinder extends to the rotatory certain angle of opening of frame, makes a constant head tank hook of location link plate locate on the locating pin, and the locating pin penetrates and removes to the one end of horizontal section by vertical section promptly, realizes the aperture location of the relative lower frame of going up. Through the cooperation of location link plate and locating pin, can realize the location of the relative lower frame aperture of frame, the location link plate can play the supporting role when the pneumatic cylinder became invalid, guarantees the safety of dimension guarantor personnel.

Description

Impact crusher with opening positioning function

Technical Field

The utility model relates to the technical field of impact crushers, in particular to an impact crusher with opening positioning function.

Background

The impact crusher is used for crushing limestone, asbestos ore, coal, quartz sand, calcium carbide, dolomite, iron sulfide ore and other materials, and can be used for coarse crushing, medium crushing and fine crushing. The impact crusher mainly comprises an upper frame, a lower frame, a rotor, an impact plate tensioning device, a driving device and the like. The rotor rotating at a high speed is provided with the plate hammer connected rigidly, the plate hammer rotates along with the rotor, raw materials slide down from the feed port along the guide plate, the raw materials are crushed after being impacted by the plate hammer rotating at a high speed on the rotor, a part of uncrushed materials are thrown on the counterattack plate to be crushed again, the rebounded material groups collide with each other in the air to be further crushed, and the crushed materials are discharged from a discharge port at the bottom of the crusher.

The counterattack board is generally installed in last frame, the rotor is generally installed in the lower frame, in the crushing process, the board hammer on counterattack board and the rotor can be constantly worn and torn, after wearing and tearing to a certain degree, need change, the normal way is through the flexible aperture that comes the control frame of pneumatic cylinder, it changes work in the personnel entering equipment to open to suitable degree maintenance, the degree of uncapping of going up the frame under this condition needs the people to go active control, angle control does not well need readjustment, and personnel's security depends on the pneumatic cylinder normal work, if the pneumatic cylinder became invalid, the maintenance personnel will take place dangerously.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides the impact crusher with the opening positioning function, which is convenient to maintain and provided with a safety guarantee mechanism.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model provides an impact crusher who possesses aperture location, includes frame, lower carriage, pneumatic cylinder, go up frame and lower carriage rotatable coupling, pneumatic cylinder one end and last frame rotatable coupling, the other end and lower carriage rotatable coupling drive the relative lower carriage of frame rotatory switching, its characterized in that through the pneumatic cylinder is flexible: still include locating pin, location link plate, the locating pin is fixed to be located undercarriage one side, rotatable the installing in last frame one side of location link plate one end has seted up a plurality of constant head tanks on the link plate of location, and each constant head tank is arranged along location link plate length direction, the constant head tank has T type structure, includes the vertical section that upwards extends by location link plate downside, lies in the horizontal section that vertical section upper end extends along location link plate length direction, and the pneumatic cylinder extends to the frame rotation and opens certain angle, makes a locating groove hook of location link plate locate on the locating pin, and the locating pin penetrates and removes the one end to horizontal section by vertical section promptly, realizes the aperture location of the relative undercarriage of frame of going up.

Further, the locating pin is equipped with two, and lower frame both sides and symmetric distribution are located respectively to two locating pins, the location link plate is equipped with two, and the one end of two location link plates is installed respectively in the both sides and the symmetric distribution of last frame.

Furthermore, an arc-shaped transition surface is arranged between the lower end of the vertical section of the positioning groove and the lower side surface of the positioning hanging plate.

Furthermore, both ends of the transverse section of the positioning groove are respectively provided with arc-shaped end surfaces.

Further, the locating pin includes the body of rod, locates the end of body of rod outer end, the diameter of the body of rod is less than the width of horizontal section, the diameter of end is greater than the width of horizontal section, makes the location link plate spacing between end and lower frame lateral wall.

According to the description of the utility model, compared with the prior art, the impact crusher with the opening positioning function provided by the utility model has the advantages that the positioning of the opening of the upper frame relative to the lower frame can be realized through the matching of the positioning hanging plate and the positioning pin, the positioning hanging plate can play a supporting role when the hydraulic cylinder fails, and the safety of maintenance personnel is ensured; the positioning of the upper frame relative to the lower frame at different opening degrees can be realized by the positioning grooves arranged on the positioning hanging plate, different maintenance processes are adapted, the step of repeatedly adjusting the hydraulic cylinder for finding the proper opening degree at each time is reduced, and the maintenance efficiency is improved.

Drawings

Fig. 1 is a schematic view of a reaction crusher with opening positioning according to the present invention (upper frame closed relative to lower frame).

Fig. 2 is a schematic view of a reaction crusher with opening positioning according to the present invention (the upper frame is half-opened with respect to the lower frame).

Fig. 3 is a schematic view of a reaction crusher with opening positioning according to the present invention (the upper frame is fully opened relative to the lower frame).

Fig. 4 is a partially enlarged view of fig. 3.

The labels in the figure correspond to the following: 1. the device comprises an upper frame, a lower frame, a hydraulic cylinder, a positioning pin, a rod body, a rod end, a positioning hanging plate, a positioning groove, a vertical section, a transverse section, an arc transition surface and an arc end surface, wherein the upper frame is 2, the lower frame is 3, the hydraulic cylinder is 4, the positioning pin is 41, the rod body is 42, an end head is 5, the positioning hanging plate is 51, the positioning groove is 511, the vertical section is 512, the transverse section is 513, the arc transition surface is 514.

Detailed Description

The utility model is further described below by means of specific embodiments.

Referring to fig. 1 to 4, the impact crusher with opening positioning includes an upper frame 1, a lower frame 2, a hydraulic cylinder 3, a positioning pin 4, and a positioning hanging plate 5.

Go up frame 1 and 2 rotatable coupling of lower carriage, 3 one end of pneumatic cylinder and 1 rotatable coupling of last frame, the other end and 2 rotatable coupling of lower carriage are through the flexible rotatory switching of frame 1 relative lower carriage that drives of pneumatic cylinder 3.

The positioning pin 4 is fixedly arranged on one side of the lower rack 2, one end of the positioning hanging plate 5 is rotatably arranged on one side of the upper rack 1, a plurality of positioning grooves 51 are formed in the positioning hanging plate 5, the positioning grooves 51 are arranged in a length direction of the positioning hanging plate 5, each positioning groove 51 is of a T-shaped structure and comprises a vertical section 511 extending upwards from the lower side of the positioning hanging plate 51 and a transverse section 512 extending along the length direction of the positioning hanging plate 5 and located at the upper end of the vertical section 511, an arc-shaped transition surface 513 is arranged between the lower end of the vertical section 511 of the positioning groove 51 and the lower side surface of the positioning hanging plate 5, two ends of the transverse section 512 are respectively provided with an arc-shaped end surface 514, the positioning pin 4 comprises a rod body 41 and an end 42 arranged at the outer end of the rod body 41, the diameter of the rod body 41 is smaller than the width of the transverse section 512, and the diameter of the end 42 is larger than the width of the transverse section 512; the pneumatic cylinder 3 extends to the rotatory certain angle that opens of upper frame 1, makes a locating groove 51 hook of location link plate 5 locate on locating pin 4, and locating pin 4 penetrates and removes the one end to horizontal section 512 by vertical section 511 promptly, and the location link plate 5 is spacing between

end

42 and 2 lateral walls of lower frame, realizes the aperture location of upper frame 1 relative lower frame 2.

The locating pin 4 is equipped with two, and 2 both sides and the symmetric distribution of lower frame are located respectively to two locating pin 4, location link plate 5 is equipped with two, and the one end of two location link plates 5 is installed respectively in the both sides and the symmetric distribution of last frame 1.

The working principle of the impact crusher with opening positioning is as follows:

after the impact crusher works for a period of time, when an impact plate or a plate hammer needs to be replaced, the upper frame 1 is driven to rotate relative to the lower frame 2 by extending out through the hydraulic cylinder 3 to open a certain angle, so that a positioning groove 51 of the positioning hanging plate 5 is hooked on a positioning pin 4, in the opening process, a rod body 41 of the positioning pin 4 slides along the lower side surface of the positioning hanging plate 5, when the positioning pin reaches the corresponding positioning groove 51, the rod body slides into the vertical section 511 from the arc transition surface 513 and moves upwards to the transverse section 512, then the rod body is positioned along the arc end surface 514 which slides to one end of the transverse section 512 along the transverse section 512, the positioning hanging plate 5 is limited between the end 42 and the side wall of the lower frame 2, and the upper frame 1 is positioned relative to the opening degree of the lower frame 2; the reasonable arrangement of the positioning grooves 51 on the positioning hanging plate 5 can ensure that the positioned opening is just suitable for an operator to enter the machine body for replacing work; after the positioning hanging plate 5 is used for positioning the opening, a safety protection effect is achieved, the hydraulic cylinder 3 can be supported when in failure, and an operator in the machine body for maintenance is protected.

The positioning grooves 51 arranged on the positioning hanging plate 5 can realize the positioning of the upper frame 1 relative to the lower frame 2 in different opening degrees, the half-open state shown in figure 2 is suitable for replacing the impact plate and the plate hammer, and the full-open state shown in figure 3 is suitable for integrally hoisting the rotor and taking out the rotor for external maintenance.

The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.

Claims

1. The utility model provides an impact crusher who possesses aperture location, includes frame, lower carriage, pneumatic cylinder, go up frame and lower carriage rotatable coupling, pneumatic cylinder one end and last frame rotatable coupling, the other end and lower carriage rotatable coupling drive the relative lower carriage of frame rotatory switching, its characterized in that through the pneumatic cylinder is flexible: still include locating pin, location link plate, the locating pin is fixed to be located undercarriage one side, rotatable the installing in last frame one side of location link plate one end has seted up a plurality of constant head tanks on the link plate of location, and each constant head tank is arranged along location link plate length direction, the constant head tank has T type structure, includes the vertical section that upwards extends by location link plate downside, lies in the horizontal section that vertical section upper end extends along location link plate length direction, and the pneumatic cylinder extends to the frame rotation and opens certain angle, makes a locating groove hook of location link plate locate on the locating pin, and the locating pin penetrates and removes the one end to horizontal section by vertical section promptly, realizes the aperture location of the relative undercarriage of frame of going up.

2. The impact crusher with opening degree positioning according to claim 1, characterized in that: the locating pin is equipped with two, and lower frame both sides and symmetric distribution are located respectively to two locating pins, the location link plate is equipped with two, and the one end of two location link plates is installed respectively in the both sides and the symmetric distribution of last frame.

3. The impact crusher with opening degree positioning according to claim 1, characterized in that: an arc-shaped transition surface is arranged between the lower end of the vertical section of the positioning groove and the lower side surface of the positioning hanging plate.

4. The impact crusher with opening degree positioning according to claim 1, characterized in that: and arc-shaped end surfaces are respectively arranged at two ends of the transverse section of the positioning groove.

5. The impact crusher with opening degree positioning according to claim 1, characterized in that: the locating pin includes the body of rod, locates the end of body of rod outer end, the diameter of the body of rod is less than the width of horizontal section, the diameter of end is greater than the width of horizontal section, makes the location link plate spacing between end and lower frame lateral wall.