CN214974430U - Impact frame adjusting mechanism and impact crusher - Google Patents

Abstract

The utility model relates to an impact crusher technical field to a counterattack frame guiding mechanism and impact crusher are provided, wherein counterattack frame guiding mechanism includes: a support; the pushing piece is connected with the support at one end, the other end of the pushing piece is used for being connected with a shell of the impact crusher, and the pushing piece can drive the support and the shell to be close to or far away from each other; at least one adjusting screw rod wears to locate support and casing, and adjusting screw rod and support relatively fixed, adjusting screw rod can move relative to the casing, and the one end that adjusting screw rod kept away from the support is used for linking to each other with the counterattack frame of counterattack formula breaker. The technical scheme of the utility model among, adjust the interval of support and casing through the top pushing member, the interval of support and casing changes the back, and adjusting screw can drive the counterattack frame and take place the position change, and then can adjust the clearance between counterattack frame and the counterattack board hammer, and is easy and simple to handle, and is favorable to improving work efficiency.

Description

Impact frame adjusting mechanism and impact crusher

Technical Field

The utility model relates to an impact crusher technical field particularly, relates to an impact frame guiding mechanism and an impact crusher.

Background

In the related art impact crusher, the impact frame is continuously impacted in the working process, workers need to adjust the position of the impact frame at intervals, and parts need to be screwed by special tools such as large wrenches in the adjusting process, so that the operation is labor-consuming, and the working efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems of labor waste operation and low working efficiency when the counterattack frame is adjusted, the utility model aims to provide an adjusting mechanism of the counterattack frame.

Another object of the present invention is to provide a reaction crusher with the above reaction frame adjusting mechanism.

In order to achieve the above object, an embodiment of the first aspect of the present invention provides an impact frame adjusting mechanism, including: a support; the pushing piece is connected with the support at one end, the other end of the pushing piece is used for being connected with a shell of the impact crusher, and the pushing piece can drive the support and the shell to be close to or far away from each other; at least one adjusting screw rod wears to locate support and casing, and adjusting screw rod and support relatively fixed, adjusting screw rod can move relative to the casing, and the one end that adjusting screw rod kept away from the support is used for linking to each other with the counterattack frame of counterattack formula breaker.

According to the utility model discloses the first aspect provides a counterattack frame guiding mechanism adjusts the interval of support and casing through the top pushing member, and the back is taken place to change in the interval of support and casing, and adjusting screw can drive counterattack frame and take place the position change, and then can adjust the clearance between counterattack frame and the counterattack board hammer, and is easy and simple to handle, and is favorable to improving work efficiency.

Specifically, the impact frame adjusting mechanism comprises a support, a pushing piece and at least one adjusting screw rod. Wherein the pushing member may be a hydraulic member, such as a hydraulic cylinder. One end of the pushing piece is connected with the support, and the other end of the pushing piece is connected with the shell of the impact crusher. Specifically, the pushing piece comprises a cylinder body and a piston rod, one end of the piston rod extends into the cylinder body, and the piston rod can slide relative to the cylinder body. The end of the piston rod far away from the cylinder body is a push rod end, and the end of the cylinder body far away from the piston rod is a cylinder bottom end. The mounting mode of the pushing piece has two types, the first type is: the push rod end of the pushing piece is connected with the bracket, and the cylinder bottom end of the pushing piece is connected with the shell of the impact crusher; the second method is as follows: the cylinder bottom end of the pushing piece is connected with the support, and the push rod end of the pushing piece is connected with the shell of the impact crusher. Further, the pushing member can drive the bracket and the housing to approach or separate from each other. The pushing piece is reversely mounted, so that bidirectional adjustment is facilitated.

Furthermore, the adjusting screw rod penetrates through the support, and the adjusting screw rod penetrates through the shell. The adjusting screw is fixed relative to the bracket and can move relative to the shell. In other words, when the pushing member pushes or contracts, the distance between the bracket and the housing changes, and the adjusting screw and the bracket do not change in relative position but change in relative position. It will be appreciated that the adjustment screw moves with the carriage. Furthermore, one end of the adjusting screw rod is connected with the impact frame of the impact crusher. After the distance between the support and the shell is changed, the adjusting screw rod can drive the impact frame to change the position, and further the gap between the impact frame and the impact plate hammer can be adjusted.

Additionally, the utility model provides an above-mentioned technical scheme can also have following additional technical characterstic:

in the above technical solution, the method further comprises: at least one adjusting shim arranged between the bracket and the shell; and the at least one positioning screw rod is connected with the shell and used for limiting the adjusting gasket.

In the technical scheme, the counterattack frame adjusting mechanism further comprises an adjusting gasket and a positioning screw rod. Specifically, the adjusting shim is arranged between the bracket and the shell. The number of the adjustment shims is at least one, i.e. the adjustment shims may be one, two or more. In the pushing or contracting process of the pushing piece, the distance between the bracket and the shell can be changed. The support is connected with the impact frame of the impact crusher through the adjusting screw rod, the end part of the adjusting screw rod is rotatably connected with the impact frame, and when the distance between the support and the shell is changed, the gap between the impact frame and the impact plate hammer is changed, so that the purpose of adjustment is achieved. After the ejector sleeve adjusts the support and the shell to a proper distance, the worker can fix the relative positions of the support and the shell by increasing or reducing the number of the adjusting gaskets.

Furthermore, the positioning screw is connected with the shell, and the positioning screw can limit the adjusting gasket. Increase or reduce the quantity of adjusting shim to suitable quantity after, carry on spacingly through set screw to adjusting shim to ensure that support and casing can keep suitable interval. It is worth mentioning that the number of the positioning screws is at least one, namely, the number of the positioning screws is one, two or more, and the positioning screws are flexibly arranged according to actual requirements in consideration of the degree of convenience and rapidness of operation, the limiting effect, the cost and other factors.

In the above technical scheme, the adjusting shim is provided with a first limiting groove, and the adjusting screw penetrates through the first limiting groove.

In the technical scheme, the first limiting groove is formed in the adjusting gasket, and the adjusting screw rod penetrates through the first limiting groove of the adjusting gasket, so that on one hand, the adjusting screw rod and the positioning screw rod are matched with each other to limit the adjusting gasket, and after the pushing piece adjusts the distance between the support and the shell to a proper value, the adjusting gasket can fix the relative positions of the support and the shell; on the other hand, the groove structure is worn to locate by the adjusting screw, and for the mode that wears to locate the hole structure by the adjusting screw, under the prerequisite that the staff did not take off the adjusting screw, just can fast switch over whether the adjusting screw is in the state of cooperation installation with the first spacing groove of adjusting shim, is favorable to improving work efficiency.

In the above technical scheme, the adjusting shim is provided with a limiting hole, the limiting hole is a strip-shaped hole, and the positioning screw penetrates through the limiting hole.

In this technical scheme, through set up spacing hole on the adjusting shim, and spacing hole is the bar hole, wears to locate spacing hole with positioning screw, and positioning screw can take place relative position along spacing hole and adjusting shim and change. When the adjusting gaskets are reduced, a worker only needs to slide the adjusting gaskets to enable the adjusting screw to be separated from the first limiting groove and then rotate the adjusting gaskets to other positions; when the adjusting gaskets are added, the worker rotates the adjusting gaskets to be added to a proper position, and then slides the adjusting gaskets to enable the adjusting screw to be matched with the first limiting groove. When the adjusting gaskets are increased or reduced, the adjusting gaskets do not need to be taken down, the operation is convenient and fast, and in addition, the possibility of losing after the adjusting gaskets are taken down can be reduced.

In the above technical scheme, the adjusting shim is provided with a second limiting groove, and the positioning screw penetrates through the second limiting groove.

In this technical scheme, through set up the second spacing groove on the adjusting shim, and positioning screw wears to locate the second spacing groove, the back is taken off positioning screw to the staff, just can increase or reduce the quantity of adjusting shim. When the adjusting gaskets need to be added by workers, the positioning screw is taken down firstly, the added adjusting gaskets are put in to enable the adjusting screw to be matched with the first limiting groove, then the positioning screw is installed to enable the positioning screw to be matched with the second placing groove, and the adjusting gaskets are limited by the matching use of the adjusting screw and the positioning screw; when the staff need reduce adjusting shim, take off positioning screw earlier, later with the adjusting shim that needs reduce take out, install positioning screw again can.

In the above technical solution, the method further comprises: and the two locking nuts are correspondingly arranged on each adjusting screw rod and clamped on two sides of the bracket.

In the technical scheme, the counterattack frame adjusting mechanism further comprises two locking nuts correspondingly arranged on the adjusting screw rod. Specifically, both the lock nuts are in threaded connection with the adjusting screw, that is, the relative positions of the lock nuts and the adjusting screw can be changed by rotating the lock nuts. Furthermore, one of the locking nuts is located on one side of the support, the other locking nut is located on the other side of the support, the two locking nuts are clamped on two sides of the support to limit the support, the relative position of the support and the adjusting screw rod can be adjusted by changing the position of the locking nut on the adjusting screw rod, and then the initial distance between the support and the shell is changed.

In the above technical solution, the method further comprises: and the rubber gasket is arranged between the adjusting gasket and the locking nut.

In the technical scheme, the counterattack frame adjusting mechanism further comprises a rubber gasket. The rubber gasket is arranged between the adjusting gasket and the locking nut, and the rubber gasket can play a role in buffering and vibration reduction and reduce the pressure of material impact and return stroke.

In the above technical solution, the method further comprises: and the disc spring is arranged between the rubber washer and the locking nut.

In the technical scheme, the counterattack frame adjusting mechanism further comprises a disc spring. The dish spring is located between rubber packing ring and the lock nut, through setting up the dish spring, can play the effect of buffering and damping, pressure when reducing the material impact and the return stroke.

An embodiment of the second aspect of the present invention provides an impact crusher, including: a housing; the impact frame adjusting mechanism in any of the above embodiments; one end of the impact frame is rotatably connected with the shell, and the other end of the impact frame is connected with the adjusting screw rod.

According to the utility model discloses the counterattack formula breaker that the second aspect provided, including casing, counterattack frame guiding mechanism and counterattack frame. Specifically, one end of the impact frame is rotatably connected with the shell, and the other end of the impact frame is rotatably connected with the adjusting screw. One end of the adjusting screw rod, which is far away from the impact frame, is connected with the bracket of the impact frame adjusting mechanism, so that the adjusting screw rod can drive the impact frame to rotate after the gap between the bracket and the shell is changed.

Furthermore, the impact crusher also comprises an impact plate hammer connected with the shell, a certain gap exists between the impact plate hammer and the impact frame, and when the distance between the support and the shell changes, the adjusting screw rod can drive the gap between the impact frame and the impact plate hammer to change so as to achieve the purpose of adjustment.

The impact crusher comprises any impact frame adjusting mechanism in the first aspect, so that the impact crusher has the beneficial effects of any embodiment, and further description is omitted here.

Additional aspects and advantages of embodiments of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.

Drawings

FIG. 1 illustrates a schematic structural view of a backstroke frame adjustment mechanism according to one embodiment of the present invention;

FIG. 2 shows a partially enlarged schematic view of portion A of FIG. 1;

fig. 3 shows a schematic structural view of a shim according to an embodiment of the present invention;

fig. 4 shows a schematic structural view of a shim according to another embodiment of the present invention;

fig. 5 shows a schematic structural view of a nut retaining plate according to an embodiment of the present invention;

fig. 6 shows a schematic structural view of an impact crusher according to an embodiment of the present invention.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 6 is:

100: a reaction frame adjusting mechanism; 110: a support; 111: a first part; 112: a second section; 120: pushing the piece; 130: adjusting the gasket; 131: a first limit groove; 132: a limiting hole; 133: a second limit groove; 141: positioning a screw rod; 142: a butterfly nut; 150: adjusting the screw rod; 161: locking the nut; 162: a nut protective sleeve; 171: a rubber gasket; 172: a disc spring; 180: a nut retaining plate; 181: a backstop slot; 200: a counterattack crusher; 210: a housing; 220: a counterattack frame; 230: the board hammer is countered.

Detailed Description

In order to make the above objects, features and advantages of the embodiments of the present invention more clearly understood, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, embodiments of the present invention may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited to the specific embodiments disclosed below.

An impact frame adjustment mechanism 100 and an impact crusher 200 provided in accordance with some embodiments of the present invention are described below with reference to fig. 1-6.

Example one

As shown in fig. 1, an embodiment of the present invention provides an adjusting mechanism 100 for a backstroke frame, which includes a support frame 110, a pushing member 120, and at least one adjusting screw 150. Wherein the pushing member 120 may be a hydraulic member, such as a hydraulic cylinder. One end of the pusher 120 is connected to the bracket 110, and the other end of the pusher 120 is connected to the shell 210 of the impact crusher 200. Specifically, the pushing member 120 includes a cylinder and a piston rod, one end of the piston rod extends into the cylinder, and the piston rod can slide relative to the cylinder. The end of the piston rod far away from the cylinder body is a push rod end, and the end of the cylinder body far away from the piston rod is a cylinder bottom end. The pushing member 120 is installed in two ways, the first way is: the rod end of the pushing member 120 is connected to the bracket 110, and the cylinder bottom end of the pushing member 120 is connected to the housing 210 of the impact crusher 200; the second method is as follows: the cylinder bottom end of the pusher 120 is connected to the bracket 110, and the rod end of the pusher 120 is connected to the housing 210 of the impact crusher 200. Further, the pusher 120 can drive the bracket 110 and the housing 210 to approach or separate from each other.

Further, as shown in fig. 1 and 2, the adjusting screw 150 is inserted into the bracket 110, and the adjusting screw 150 is inserted into the housing 210. The adjusting screw 150 is fixed relative to the bracket 110, and the adjusting screw 150 can move relative to the housing 210. In other words, when the pushing element 120 pushes or retracts, the distance between the bracket 110 and the housing 210 changes, and the adjusting screw 150 and the bracket 110 do not change in relative position, but the adjusting screw 150 and the housing 210 change in relative position. It will be appreciated that the adjustment screw 150 moves with the bracket 110. Further, one end of the adjusting screw 150 is connected to the impact frame 220 of the impact crusher 200. After the distance between the bracket 110 and the housing 210 changes, the adjusting screw 150 drives the impact frame 220 to change the position, so as to adjust the gap between the impact frame 220 and the impact board hammer 230.

In another embodiment, the pusher 120 is removably coupled to the frame 110 and the pusher 120 is removably coupled to the housing 210. The high-frequency vibration can cause the hydraulic cylinder (i.e., the pushing member 120) to be damaged, so the pushing member 120 does not participate in the work when the impact crusher 200 works, and therefore, the two ends of the pushing member 120 are detachably connected with the bracket 110 and the shell 210 respectively, so that the pushing member 120 can be conveniently installed and detached by a worker.

In the related art, the cylinder body of the hydraulic cylinder is connected to the bracket 110, and when the distance is adjusted, the piston rod is abutted against the housing 210, as shown in fig. 6, the impact frame 220 at the lower end position is arranged approximately horizontally with the impact frame adjusting mechanism 100, and when the distance between the impact frame 220 and the impact board hammer 230 is adjusted, the distance between the impact frame 220 and the impact board hammer 230 can be adjusted only in one direction by the piston rod, and the dead weight of the impact frame 220 cannot play a role. In the present application, the rod end of the pushing member 120 is connected to the bracket 110, the cylinder bottom end of the pushing member 120 is connected to the housing 210 of the impact crusher 200, that is, the pushing member 120 is installed in a reverse direction, or the cylinder bottom end of the pushing member 120 is connected to the bracket 110, the rod end of the pushing member 120 is connected to the housing 210 of the impact crusher 200, that is, the pushing member 120 is installed in a forward direction, the impact frame adjusting mechanism 100 can achieve bidirectional adjustment of the impact frame 220, and when the impact crusher 200 works, the connection relationship between the pushing member 120 and the bracket 110 or between the pushing member 120 and the housing 210 is released.

Example two

As shown in fig. 1, an embodiment of the present invention provides an adjusting mechanism 100 for a backstroke frame, which includes a support frame 110, a pushing member 120, at least one adjusting washer 130, and at least one positioning screw 141. Wherein the pushing member 120 may be a hydraulic member, such as a hydraulic cylinder. One end of the pusher 120 is connected to the bracket 110, and the other end of the pusher 120 is connected to the shell 210 of the impact crusher 200. Specifically, the pushing member 120 includes a cylinder and a piston rod, one end of the piston rod extends into the cylinder, and the piston rod can slide relative to the cylinder. The end of the piston rod far away from the cylinder body is a push rod end, and the end of the cylinder body far away from the piston rod is a cylinder bottom end. The pushing member 120 is installed in two ways, the first way is: the rod end of the pushing member 120 is connected to the bracket 110, and the cylinder bottom end of the pushing member 120 is connected to the housing 210 of the impact crusher 200; the second method is as follows: the cylinder bottom end of the pusher 120 is connected to the bracket 110, and the rod end of the pusher 120 is connected to the housing 210 of the impact crusher 200. Further, the pusher 120 can drive the bracket 110 and the housing 210 to approach or separate from each other. Further, the adjusting shim 130 is disposed between the bracket 110 and the housing 210. The number of the adjustment shims 130 is at least one, i.e., the adjustment shims 130 may be one, two, or more. During the pushing or retracting process of the pushing member 120, the distance between the bracket 110 and the housing 210 changes. The bracket 110 is connected with the impact frame 220 of the impact crusher 200 through the adjusting screw 150, and the end of the adjusting screw 150 is rotatably connected with the impact frame 220, so that when the distance between the bracket 110 and the shell 210 changes, the gap between the impact frame 220 and the impact plate hammer 230 changes, thereby achieving the purpose of adjustment. After the pushing member 120 adjusts the bracket 110 and the housing 210 to a proper distance, the worker can fix the relative position of the bracket 110 and the housing 210 by increasing or decreasing the number of the adjusting spacers 130.

Further, the positioning screw 141 is connected to the housing 210, and the positioning screw 141 can limit the adjusting washer 130. After the number of the adjusting shims 130 is increased or decreased to a proper number, the adjusting shims 130 are limited by the positioning screws 141 to ensure that the proper distance between the bracket 110 and the housing 210 is maintained, i.e., the proper gap is maintained between the impact frame 220 and the impact plate hammer 230. It should be noted that the number of the positioning screws 141 is at least one, that is, the number of the positioning screws 141 is one, two or more, and the positioning screws 141 are flexibly set according to actual requirements in consideration of the degree of convenience of operation, the limiting effect, the cost and other factors.

It should be noted that, after the support 110 and the shell 210 are adjusted to the proper positions by the pushing member 120, the connection relationship between the pushing member 120 and the support 110 is released by the operator, and when the impact crusher 200 works, the pushing member 120 does not participate in the work, and the pushing member 120 is used for changing the distance between the support 110 and the shell 210, so as to conveniently increase or decrease the adjusting washer 130.

EXAMPLE III

As shown in fig. 3 and 4, the adjusting pad 130 is provided with a first limiting groove 131, and the adjusting screw 150 is inserted into the first limiting groove 131. By arranging the first limiting groove 131 on the adjusting shim 130 and arranging the adjusting screw 150 through the first limiting groove 131 of the adjusting shim 130, on one hand, the adjusting screw 150 and the positioning screw 141 are matched with each other to limit the adjusting shim 130, and after the pushing piece 120 adjusts the bracket 110 and the shell 210 to a proper distance, the adjusting shim 130 can fix the relative positions of the bracket 110 and the shell 210; on the other hand, the adjusting screw 150 is inserted into the groove structure, and compared with the way of inserting the adjusting screw 150 into the hole structure, the worker can quickly switch between the state of fitting the adjusting screw 150 and the first limiting groove 131 of the adjusting shim 130 without taking down the adjusting screw 150, which is beneficial to improving the working efficiency.

It should be noted that the adjusting shim 130 is made of steel, and has high strength and high durability.

In one embodiment, as shown in fig. 3, the adjusting pad 130 is further provided with a limiting hole 132, the limiting hole 132 is a strip-shaped hole, and the positioning screw 141 penetrates through the limiting hole 132. The positioning screw 141 can change relative position with the adjusting shim 130 along the limiting hole 132. When the worker reduces the adjusting shim 130, the worker only needs to slide the adjusting shim 130 to separate the adjusting screw 150 from the first limiting groove 131, and then rotate the adjusting shim 130 to other positions; when the adjusting shim 130 is added, the worker rotates the adjusting shim 130 to a proper position, and then slides the adjusting shim 130 to match the adjusting screw 150 with the first limiting groove 131. When the adjusting shim 130 is increased or decreased, the worker does not need to take down the adjusting shim 130, the operation is convenient and fast, and in addition, the possibility of losing after taking down the adjusting shim 130 can be reduced.

In another embodiment, as shown in fig. 4, the adjusting pad 130 is further provided with a second limiting groove 133, and the positioning screw 141 is inserted into the second limiting groove 133. Through set up second spacing groove 133 on adjusting shim 130, and positioning screw 141 wears to locate second spacing groove 133, the back is taken off positioning screw 141 to the staff, just can increase or reduce adjusting shim 130's quantity. When the adjusting shim 130 needs to be added by a worker, the positioning screw 141 is taken down, the added adjusting shim 130 is put in to enable the adjusting screw 150 to be matched with the first limiting groove 131, then the positioning screw 141 is installed, the positioning screw 141 is matched with the second placing groove, and the adjusting shim 130 is limited by the matching of the adjusting screw 150 and the positioning screw 141; when the worker needs to reduce the adjusting shims 130, the positioning screw 141 is first removed, then the adjusting shims 130 that need to be reduced are removed, and then the positioning screw 141 is installed.

In another embodiment, one end of the positioning screw 141 is threadedly coupled to the housing 210, so that the positioning screw 141 can be easily and quickly installed or removed by a worker. When the worker needs to disassemble and assemble the positioning screw rod 141, the worker only needs to rotate the positioning screw rod 141.

Further, as shown in fig. 1 and 2, a butterfly nut 142 is disposed at the other end of the positioning screw 141. Through setting up butterfly nut 142, can provide the point of application of force when rotating positioning screw 141 for the staff, the staff will point and hold butterfly nut 142 with the finger, alright rotate positioning screw 141, be favorable to improving the convenience of operation.

In another embodiment, as shown in fig. 1, the bracket 110 includes a first portion 111, a second portion 112, and a connecting portion. Specifically, the end of the pushing member 120 is connected to the first portion 111, the adjusting screw passes through the second portion 112, and the adjusting screw is fixed relative to the second portion 112. The connecting portion is not shown in the drawings, and is used for connecting the first portion 111 and the second portion 112, so that the first portion 111 and the second portion 112 are relatively fixed.

Example four

As shown in FIGS. 1 and 2, the impact frame adjustment mechanism 100 further includes a lock nut 161. Specifically, each adjusting screw 150 corresponds to two locking nuts 161, one of the locking nuts 161 is located on one side of the bracket 110, the other locking nut 161 is located on the other side of the bracket 110, that is, the bracket 110 is clamped between the two locking nuts 161, and the two locking nuts 161 can fix the bracket 110 and the adjusting screw 150 relatively. By changing the position of the locking nut 161 on the adjusting screw 150, the relative position of the bracket 110 and the adjusting screw 150 can be adjusted, and the initial distance between the bracket 110 and the housing 210 can be changed.

In another embodiment, the counterattack frame adjustment mechanism 100 further includes a nut protection sleeve 162, the nut protection sleeve 162 is disposed at an end of the adjustment screw away from the counterattack frame 220, and the nut protection sleeve 162 can protect both the locking nut 161 and the external thread of the adjustment screw 150.

In another embodiment, as shown in FIGS. 2 and 5, the reaction frame adjustment mechanism 100 further includes a nut retaining plate 180, the nut retaining plate 180 being bolted to the bracket 110. The nut retaining plate 180 is provided with a retaining groove 181, and the inner wall of the retaining groove 181 abuts against the circumferential side wall of the lock nut 161. The nut retaining plate 180 is of a nut anti-loosening structure, and the friction force of the locking nut 161 is increased, so that the possibility that the locking nut 161 becomes loose due to vibration or even falls when the impact crusher 200 works is greatly reduced.

EXAMPLE five

As shown in fig. 1 and 2, the impact frame adjustment mechanism 100 further includes a rubber washer 171. Rubber packing ring 171 is located between adjusting shim 130 and lock nut 161, through setting up rubber packing ring 171, can play the effect of buffering and damping, reduces the material and strikes the pressure when the back stroke of impact plate support.

Further, the reaction frame adjustment mechanism 100 also includes a disc spring 172. The disc spring 172 is located between the rubber washer 171 and the lock nut 161, and the disc spring 172 is arranged, so that the effects of buffering and vibration reduction can be achieved, and the pressure of the material during impact on the return stroke of the back support of the impact plate can be further reduced. It is worth noting that the impact beam adjustment mechanism 100 may include only one of the rubber washer 171 and the disc spring 172.

EXAMPLE six

As shown in fig. 6, an embodiment of the present invention provides an impact crusher 200 including a housing 210, an impact frame adjustment mechanism 100, and an impact frame 220. Specifically, one end of the impact frame 220 is rotatably connected to the housing 210, and the other end of the impact frame 220 is rotatably connected to the adjustment screw 150. The end of the adjusting screw 150 away from the impact frame 220 is connected to the bracket 110 of the impact frame adjusting mechanism 100, so that the adjusting screw 150 drives the impact frame 220 to rotate after the gap between the bracket 110 and the housing 210 changes.

Further, the impact crusher 200 further includes an impact plate hammer 230 connected to the housing 210, a certain gap exists between the impact plate hammer 230 and the impact frame 220, and when the distance between the bracket 110 and the housing 210 changes, the adjusting screw 150 drives the gap between the impact frame 220 and the impact plate hammer 230 to change, so as to achieve the purpose of adjustment.

According to the utility model discloses an embodiment of impact frame guiding mechanism and impact crusher adjusts the interval of support and casing through the top pushing member, and the back takes place to change with the interval of casing, and adjusting screw can drive the impact frame and take place the position change, and then can adjust the clearance between impact frame and the impact plate hammer, and is easy and simple to handle, and is favorable to improving work efficiency.

In the present application, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless expressly limited otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. An impact frame adjustment mechanism (100), comprising:

a support (110);

the pushing piece (120), one end of the pushing piece (120) is connected with the bracket (110), the other end of the pushing piece (120) is used for being connected with a shell (210) of the impact crusher (200), and the pushing piece (120) can drive the bracket (110) and the shell (210) to approach or move away from each other;

the adjusting screw rod (150) penetrates through the support (110) and the shell (210), the adjusting screw rod (150) and the support (110) are relatively fixed, the adjusting screw rod (150) can move relative to the shell (210), and one end, far away from the support, of the adjusting screw rod (150) is used for being connected with an impact frame (220) of the impact crusher (200).

2. The impact frame adjustment mechanism (100) of claim 1, wherein said pusher (120) is removably connected to said bracket (110); and/or

The pushing piece (120) is detachably connected with the shell (210).

3. The impact frame adjustment mechanism (100) of claim 1, further comprising:

at least one adjusting shim (130) arranged between the bracket (110) and the shell (210);

and the positioning screw rod (141) is connected with the shell (210) and used for limiting the adjusting gasket (130).

4. The impact frame adjustment mechanism (100) according to claim 3, wherein the adjustment washer (130) is provided with a first limiting groove (131), and the adjustment screw (150) is inserted into the first limiting groove (131).

5. The counterattack frame adjusting mechanism (100) according to claim 3, wherein the adjusting shim (130) is provided with a limiting hole (132), the limiting hole (132) is a strip-shaped hole, and the positioning screw (141) penetrates through the limiting hole (132).

6. The counterattack frame adjustment mechanism (100) of claim 3, wherein the adjustment washer (130) is further provided with a second limiting groove (133), and the positioning screw (141) is inserted into the second limiting groove (133).

7. The impact frame adjustment mechanism (100) of claim 1, further comprising:

the two locking nuts (161) are correspondingly arranged on each adjusting screw rod (150), and the two locking nuts (161) are clamped on two sides of the support (110).

8. The impact frame adjustment mechanism (100) of claim 7, further comprising:

a rubber washer (171) disposed between the adjusting washer (130) and the lock nut (161).

9. The impact frame adjustment mechanism (100) of claim 8, further comprising:

and the disc spring (172) is arranged between the rubber washer (171) and the locking nut (161).

10. An impact crusher (200), comprising:

a housing (210);

the impact frame adjustment mechanism (100) of any one of claims 1 to 9;

and one end of the impact frame (220) is rotatably connected with the shell (210), and the other end of the impact frame is rotatably connected with the adjusting screw rod (150).

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