Vibration exciter for vibrating screen

Abstract

The vibration exciter for the vibrating screen comprises a vibration exciter body, a transmission device and an adjusting device, the transmission device is arranged at the working end of the vibration exciter body, the adjusting device is arranged on the vibration exciter body, and the adjusting end of the adjusting device is located at the transmission end of the transmission device. According to the vibration exciter for the vibrating screen, on one hand, the top and the bottom of the transmission belt can be conveniently adjusted through the two tension adjusting rollers by arranging the adjusting device, and on the other hand, the situation that the vibration exciter is inconvenient to operate during adjustment is avoided by arranging the knob parallel to the vibration exciter body; the operation is simple and the practicability is high.

Description

TECHNICAL FIELD

[0001] The utility model relates to mine mechanical equipment technical field, especially a kind of vibrator for vibrating screen. BACKGROUND

[0002] At present, in the process of mineral processing production, the vibrator of double-shaft synchronous rotation provided with polarization block is commonly used equipment.

[0003] Patent No. CN220092020U discloses a vibrator for vibrating screen, which changes the tension of the transmission belt by two tension adjusting rollers that can be lifted.

[0004] However, according to the structure in the prior art, there are still some problems, for example: the adjusting end of the tension adjusting roller is located near the bearing seat, so that it is not convenient to operate during adjustment.

[0005] Therefore, in order to solve the above-mentioned technical problems, a vibrator for vibrating screen is needed, which can facilitate the operation of the adjusting end of the tension adjusting roller. UTILITY MODEL CONTENTS

[0006] The utility model aims to solve at least one of the above technical problems.

[0007] To achieve the above purpose, the utility model provides a vibrator for vibrating screen, comprising: a vibrator body, a transmission device and an adjusting device, wherein the transmission device is arranged on the working end of the vibrator body; the adjusting device is arranged on the vibrator body, and the adjusting end of the adjusting device is located on the transmission end of the transmission device; the adjusting device comprises: a first mounting plate, a bidirectional screw, a sliding block, a first connecting rod, a tension adjusting roller, a second connecting rod and a knob, wherein two first mounting plates are arranged on the vibrator body through mounting frames respectively; the bidirectional screw is rotatably arranged on the opposite side of the two first mounting plates; two sliding blocks are arranged on the bidirectional screw respectively; one end of two first connecting rods is arranged on two sliding blocks respectively, and the other end is connected with two tension adjusting rollers respectively, and two tension adjusting rollers are located on the transmission end of the transmission device respectively; the second connecting rod is rotatably arranged on one of the first mounting plates, and one end of the second connecting rod penetrates through the first mounting plate and is connected with the bidirectional screw; the knob is arranged on the other end of the second connecting rod and is parallel to the vibrator body.

[0008] In addition, the vibrator for vibrating screen according to the utility model can have the following additional technical features:

[0009] Further, the exciter body comprises a second mounting plate, drive motors and vibration shafts, wherein two drive motors are arranged on one side of the second mounting plate through mounting racks respectively, and the driving ends of the two drive motors extend through the second mounting plate respectively, two first mounting plates are arranged on the other side of the second mounting plate through mounting racks respectively, and the knob is parallel to the second mounting plate; two vibration shafts are arranged on one side of the second mounting plate through bearing racks respectively, and one end of each of the two vibration shafts is connected with the driving end of each of the two drive motors.

[0010] Further, the transmission device comprises transmission wheels and a transmission belt, wherein two transmission wheels are arranged on the two vibration shafts through mounting racks respectively; the transmission belt is sleeved on the two transmission wheels, and two tension adjusting rollers are located at the top and bottom of the transmission belt respectively.

[0011] Further, the two vibration shafts are respectively provided with polarization devices, and the polarization device comprises a polarization flywheel, an edge stopper and polarization mass adjusting blocks, wherein the polarization flywheel is arranged on the vibration shaft and located between the second mounting plate and the transmission wheel; the edge stopper is detachably arranged on the outer side surface of the polarization flywheel; and a plurality of polarization mass adjusting blocks are detachably arranged on the outer side surface of the polarization flywheel and located between the edge stopper and the vibration shaft respectively.

[0012] Further, the edge stopper is in the shape of a circular arc and located at the outer edge of the polarization flywheel.

[0013] The exciter for a vibrating screen according to the utility model has the advantages that on one hand, the adjusting device is arranged, so that the top and bottom of the transmission belt can be adjusted through the two tension adjusting rollers, and on the other hand, the knob parallel to the exciter body is arranged, so that the knob is not inconvenient to operate during adjustment, and the operation is simple and practical. BRIEF DESCRIPTION OF DRAWINGS

[0014] The above and / or additional aspects and advantages of the utility model will become apparent and more readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings, in which:

[0015] Figure 1 is a three-dimensional structure schematic diagram of an exciter for a vibrating screen according to one embodiment of the utility model;

[0016] Figure 2 is a three-dimensional structure schematic diagram of an exciter for a vibrating screen according to one embodiment of the utility model; Figure 1 is an enlarged structure schematic diagram of part A of the exciter for a vibrating screen;

[0017] Figure 3It is a kind of adjusting device's stereoscopic structure schematic diagram of vibrator for vibrating screen according to an embodiment of the utility model;

[0018] As shown in the figure:

[0019] 1, vibrator body;11, second mounting plate;12, drive motor;13, vibration shaft;131, polarization device;1311, polarization flywheel;1312, side stopper;1313, polarization mass adjusting block;2, transmission device;21, transmission wheel;22, transmission belt;3, adjusting device;31, first mounting plate;32, bidirectional screw;33, sliding block;34, first connecting rod;35, tension adjusting roller;36, second connecting rod;37, knob. DETAILED DESCRIPTION

[0020] The embodiments of the utility model are described in detail below, and examples of the embodiments are shown in the drawings. The embodiments described below by referring to the drawings are exemplary and are intended to explain the utility model, and cannot be understood as a limitation of the utility model.

[0021] A kind of vibrator for vibrating screen of the utility model embodiment is described below in conjunction with the drawings.

[0022] As Figures 1 to 3 Indicated, a kind of vibrator for vibrating screen of the utility model embodiment can include vibrator body 1, transmission device 2 and adjusting device 3.

[0023] Wherein, transmission device 2 is arranged on the working end of vibrator body 1, adjusting device 3 is arranged on vibrator body 1, and the adjusting end of adjusting device 3 is located on the transmission end of transmission device 2.

[0024] Vibrator body 1 includes: second mounting plate 11, drive motor 12 and vibration shaft 13.

[0025] Wherein, two drive motors 12 are respectively arranged on one side of second mounting plate 11 by mounting bracket, and the drive end of two drive motors 12 respectively passes through second mounting plate 11 and extends, two first mounting plates 31 are respectively arranged on the other side of second mounting plate 11 by mounting bracket, knob 37 is parallel with second mounting plate 11, two vibration shafts 13 are respectively arranged on one side of second mounting plate 11 by bearing bracket, and one end of two vibration shafts 13 is respectively connected with the drive end of two drive motors 12.

[0026] It should be noted that polarization device 131 is respectively arranged on two vibration shafts 13, which facilitates adjusting the vibration frequency and amplitude of vibrator body 1, so as to maintain the stable work of vibrator body 1.

[0027] The polarization device 131 comprises a polarization flywheel 1311, an edge block 1312 and polarization mass adjusting blocks 1313.

[0028] The polarization flywheel 1311 is arranged on the vibration shaft 13 and located between the second mounting plate 11 and the transmission wheel 21, the edge block 1312 is detachably arranged on the outer side surface of the polarization flywheel 1311, and the plurality of polarization mass adjusting blocks 1313 are respectively detachably arranged on the outer side surface of the polarization flywheel 1311 and respectively located between the edge block 1312 and the vibration shaft 13.

[0029] It should be noted that the polarization flywheel 1311 is connected with the vibration shaft 13 through a key, so as to facilitate synchronous rotation of the polarization flywheel 1311 through the vibration shaft 13.

[0030] It should be noted that the edge block 1312 is in the shape of a circular arc and located at the outer edge of the polarization flywheel 1311, so as to reduce abrasion of the polarization mass adjusting blocks 1313 caused by the mineral particles below.

[0031] It should be noted that the polarization mass adjusting blocks 1313 are in the shape of a circular arc and fit with the edge block 1312 and the vibration shaft 13, so as to facilitate separate replacement of the polarization mass adjusting blocks 1313, thereby saving time and effort to a certain extent.

[0032] Preferably, a positioning step is arranged between the polarization flywheel 1311 and the edge block 1312, so as to facilitate installation positioning and increase stability during rotation.

[0033] The transmission device 2 comprises a transmission wheel 21 and a transmission belt 22.

[0034] The two transmission wheels 21 are respectively arranged on the two vibration shafts 13 through mounting frames, the transmission belt 22 is sleeved on the two transmission wheels 21, and the two tension adjusting rollers 35 are respectively located at the top and bottom of the transmission belt 22.

[0035] The adjusting device 3 comprises a first mounting plate 31, a bidirectional screw 32, a sliding block 33, a first connecting rod 34, a tension adjusting roller 35, a second connecting rod 36 and a knob 37.

[0036] Two first mounting plates 31 are arranged on the vibrator body 1 through mounting frames respectively, the bidirectional screw 32 is rotationally arranged on the opposite sides of the two first mounting plates 31, two sliding blocks 33 are arranged on the bidirectional screw 32 respectively, one end of two first connecting rods 34 is arranged on the two sliding blocks 33 respectively, the other end is connected with two tension adjusting rollers 35 respectively, and the two tension adjusting rollers 35 are located on the transmission end of the transmission device 2 respectively, the second connecting rod 36 is rotationally arranged on one of the first mounting plates 31, and one end of the second connecting rod 36 penetrates through the first mounting plate 31 and is connected with the bidirectional screw 32, and the knob 37 is arranged on the other end of the second connecting rod 36 and is parallel to the vibrator body 1.

[0037] Specifically, when the relevant staff needs to adjust the tension of the transmission belt 22 on the vibrator for a vibrating screen, the knob 37 is rotated, thereby driving the second connecting rod 36 to rotate, thereby driving the bidirectional screw 32 to rotate, thereby driving the two sliding blocks 33 to move in opposite or opposite directions respectively, thereby sequentially driving the two first connecting rods 34 and the two tension adjusting rollers 35 to move, thereby adjusting the tension of the top and bottom of the transmission belt 22 through the two tension adjusting rollers 35.

[0038] In summary, the vibrator for a vibrating screen according to the embodiment of the utility model has the advantages that on the one hand, the adjusting device 3 is arranged, thereby facilitating the adjustment of the top and bottom of the transmission belt 22 through the two tension adjusting rollers 35, and on the other hand, the knob 37 parallel to the vibrator body 1 is arranged, thereby avoiding the inconvenience of operation during adjustment, and the operation is simple and practical.

[0039] In the description of the present specification, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first", "second" can explicitly or implicitly include at least one of the features. In the description of the present application, the meaning of "a plurality of" is at least two, for example, two, three, etc., unless otherwise specifically limited.

[0040] In the description of the specification, the description of the terms "one embodiment", "some embodiments", "an example", "a specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are contained in at least one embodiment or example of the present application. In the specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples. In addition, the person skilled in the art can combine and combine the different embodiments or examples described in the specification and the features of the different embodiments or examples without contradiction.

[0041] Although the embodiments of the present application have been shown and described above, it is understood that the above-described embodiments are exemplary and are not to be construed as limiting the present application, and the person skilled in the art can make changes, modifications, replacements and variations to the above-described embodiments within the scope of the present application.

Claims

1. A vibration exciter for a vibrating screen, characterized by The utility model relates to a kind of vibration exciter, including: Vibration exciter body (1), transmission device (2) and adjusting device (3), wherein, The transmission device (2) is arranged on the working end of the vibration exciter body (1); The adjusting device (3) is arranged on the vibration exciter body (1), and the adjusting end of the adjusting device (3) is located on the transmission end of the transmission device (2); The adjusting device (3) includes: first mounting plate (31), bidirectional screw rod (32), slider (33), first connecting rod (34), tension adjusting roller (35), second connecting rod (36) and knob (37), wherein, Two first mounting plates (31) are arranged on the vibration exciter body (1) by mounting frame respectively; The bidirectional screw rod (32) is rotationally arranged on the opposite side of two first mounting plates (31); Two sliders (33) are arranged on the bidirectional screw rod (32) respectively; One end of two first connecting rods (34) is arranged on two sliders (33) respectively, and the other end is connected with two tension adjusting rollers (35) respectively, and two tension adjusting rollers (35) are located on the transmission end of the transmission device (2) respectively; The second connecting rod (36) is rotationally arranged on one of the first mounting plates (31), and one end of the second connecting rod (36) penetrates the first mounting plate (31) and is connected with the bidirectional screw rod (32); The knob (37) is arranged on the other end of the second connecting rod (36), and is parallel to the vibration exciter body (1).

2. A vibration exciter for a vibrating screen according to claim 1 wherein, The vibration exciter body (1) includes: second mounting plate (11), drive motor (12) and vibration shaft (13), wherein, Two drive motors (12) are arranged on one side of the second mounting plate (11) by mounting frame respectively, and the drive end of two drive motors (12) extends through the second mounting plate (11) respectively, two first mounting plates (31) are arranged on the other side of the second mounting plate (11) by mounting frame respectively, and the knob (37) is parallel to the second mounting plate (11); Two vibration shafts (13) are arranged on one side of second mounting plate (11) by bearing frame respectively, and one end of two vibration shafts (13) is connected with the drive end of two drive motors (12) respectively.

3. A vibration exciter for a vibrating screen as claimed in claim 2, wherein The transmission device (2) includes: transmission wheel (21) and transmission belt (22), wherein, Two transmission wheels (21) are arranged on two vibration shafts (13) by mounting frame respectively; The transmission belt (22) is sleeved on two transmission wheels (21), and two tension adjusting rollers (35) are located at the top and bottom of the transmission belt (22) respectively.

4. A vibration exciter for a vibrating screen as claimed in claim 3 wherein, Polarization device (131) is arranged on two vibration shafts (13) respectively, and the polarization device (131) includes: polarization flywheel (1311), side stopper (1312) and polarization mass adjusting block (1313), wherein, The polarization flywheel (1311) is arranged on the vibration shaft (13) and located between the second mounting plate (11) and the transmission wheel (21); The side stop block (1312) is detachably arranged on the outer side surface of the polarization flywheel (1311); A plurality of polarization mass adjusting blocks (1313) are respectively detachably arranged on the outer side surface of the polarization flywheel (1311) and respectively located between the side stop block (1312) and the vibration shaft (13).

5. A vibration exciter for a vibrating screen as claimed in claim 4 wherein, The side stop block (1312) is in a circular arc shape and located at the outer edge of the polarization flywheel (1311).

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