CN209155951U - A kind of oppositely rolling roller crusher and its lash adjusting device - Google Patents

Abstract

The utility model discloses a kind of lash adjusting devices, including the mounting base being fixedly connected for the rack with oppositely rolling roller crusher, mounting base is equipped with rotatable adjustment axis, adjustment axis end sleeve be equipped with can along the axial movement of adjustment axis, to push driven voller to the executive module moved close to or far from drive roll direction, adjustment axis is equipped with external screw thread, and at least one of mounting base and executive module are equipped with the internal screw thread being cooperatively connected with external screw thread.Lash adjusting device provided by the present application controls executive module moving along adjustment axis axial direction by way of internal screw thread and external screw thread cooperation, and then adjust the gap between drive roll and driven voller, internal screw thread and external screw thread can generate in the axial direction the relative movement of any distance, to realize the continuous adjustment to discharging-material size.The invention also discloses a kind of oppositely rolling roller crushers, have above-mentioned beneficial effect.

Description

A kind of oppositely rolling roller crusher and its lash adjusting device

Technical field

The utility model relates to crushing plant technical fields, more specifically to a kind of lash adjusting device.In addition, The utility model further relates to a kind of oppositely rolling roller crusher including above-mentioned lash adjusting device.

Background technique

Oppositely rolling roller crusher rolls raw material by roll shaft, to obtain the material with certain particle size.In reality In use, user often needs to adjust the gap between two roll shafts using slack adjuster, and then adjust discharging-material size.

With reference to Fig. 1, Fig. 1 is a kind of structural schematic diagram of slack adjuster in the prior art.Drive roll 01 and driven Intermeshing rack gear mounting base 05 and adjusting gear rack 04 are provided between roller 02, compression spring 03 and the cooperation of adjusting gear rack 04 will Driven voller 02 compresses, and by controlling to adjust the position of rack gear 04, realizes the adjustment to 02 gap of drive roll 01 and driven voller.

However, above-mentioned slack adjuster is when in use, the gap between drive roll 01 and driven voller 02 is needed to adjust The space width or the facewidth of rack gear 04 are minimal adjustment unit, are gradually adjusted.It only can be realized in the prior art between fixing The adjustment of gap cannot achieve the adjustment in any gap.

In conclusion how continuously to adjust the gap of drive roll and driven voller, meet user to the need of different discharging-material sizes It asks, is a problem to be solved by those skilled in the art.

Utility model content

In view of this, the purpose of the utility model is to provide a kind of lash adjusting devices, between drive roll and driven voller Gap can be adjusted continuously, so that oppositely rolling roller crusher be made to meet the requirements of various discharging-material sizes.The utility model it is another Purpose is to provide a kind of oppositely rolling roller crusher including above-mentioned lash adjusting device.

To achieve the goals above, the utility model provides the following technical solutions:

A kind of lash adjusting device, including the mounting base being fixedly connected for the rack with oppositely rolling roller crusher, the peace Fill seat and be equipped with rotatable adjustment axis, the adjustment axis end sleeve be equipped with can along the axial movement of the adjustment axis, to push away Dynamic driven voller is equipped with external screw thread, the mounting base to the executive module mobile close to or far from drive roll direction, the adjustment axis The internal screw thread being cooperatively connected with the external screw thread is equipped with at least one of the executive module.

Preferably, the executive module includes the connecting plate for being sheathed on the adjustment axis periphery, and the connecting plate is fixed to be connected It is connected to connecting rod, the connecting rod is equipped with the sliding block for pushing the driven voller far from the end of the connecting plate；Further include Set on the rack, for making the sliding block along the sliding rail moved close to or far from the drive roll direction.

It preferably, further include the scale plate for being securable to the rack, the scale plate is equipped with for marking the connection The graduation mark of Board position.

Preferably, the square toes that the adjustment axis screws for convenience far from one end of the connecting plate.

Preferably, the connecting plate is in bar shaped, the middle part of the connecting plate and the adjusting axis connection, the connecting rod Quantity is two and is symmetrically distributed in the both ends of the connecting plate.

Preferably, the internal screw thread includes the first internal screw thread set on the mounting base and the set on the executive module Two internal screw threads, and first internal screw thread and second internal screw thread is oppositely oriented.

Preferably, the mounting base includes bottom plate for being fixedly connected with the rack upper surface and prolongs along the vertical direction The vertical plate stretched, the side wall fitting of the vertical plate are provided with mounting plate, and the middle part of the mounting plate is equipped with for increasing threaded engagement The boss of length.

Preferably, the mounting base further includes trapezoidal stiffening plate, described stiffening plate one end is fixedly connected with the bottom plate, The other end is fixedly connected with the side wall of the vertical plate.

Preferably, the bottom plate is set along edge there are four through-hole, be equipped in the through-hole for the rack is fixed connects The first bolt connect；The mounting plate is fixedly connected by the second bolt with the vertical plate, and second bolt is along the peace The circumferential direction of loading board is uniformly distributed.

A kind of oppositely rolling roller crusher, including any one of the above lash adjusting device.

Lash adjusting device provided by the utility model includes the mounting base being fixed in rack, and mounting base, which is equipped with, to be turned Dynamic adjustment axis, adjustment axis end sleeve be equipped with executive module, executive module can along adjustment axis axial movement and push driven voller Mobile to the direction close to or far from drive roll, adjustment axis is equipped with external screw thread, and at least one of mounting base and executive module are equipped with The internal screw thread being cooperatively connected with external screw thread.

During the work time, executive module is moved along the length direction of adjustment axis, and control driven voller and drive roll it Between gap, realize the adjusting of discharging-material size.Due to lash adjusting device by way of external screw thread and screw-internal thread fit to holding The position of row component is adjusted, and internal screw thread and external screw thread can be along the axial relative movements for generating any distance, because of this gap Adjustment device can the position to driven voller continuously adjusted, allow user according to demand will be between drive roll and driven voller Gap is adjusted to any distance.

Lash adjusting device provided by the present application controls the position of driven voller by mounting base, adjustment axis and executive module, And the continuous adjustment of driven voller position is realized by way of being threadedly engaged, so that oppositely rolling roller crusher is met user and difference is gone out The demand of material granularity.Present invention also provides a kind of oppositely rolling roller crushers, have above-mentioned beneficial effect.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is the embodiments of the present invention, for those of ordinary skill in the art, without creative efforts, also Other attached drawings can be obtained according to the attached drawing of offer.

Fig. 1 is a kind of structural schematic diagram of slack adjuster in the prior art.

Fig. 2 is the structural schematic diagram of lash adjusting device provided by the utility model；

Fig. 3 is the structural schematic diagram of oppositely rolling roller crusher provided by the utility model.

Appended drawing reference in Fig. 1~3 are as follows:

Drive roll 01, driven voller 02, compression spring 03, adjusting gear rack 04, rack gear mounting base 05；

Mounting base 1, adjustment axis 2, executive module 3, scale plate 4, rack 5；Stiffening plate 11, vertical plate 12, bottom plate 13, mounting plate 14, connecting plate 31, connecting rod 32, sliding block 33.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

The core of the utility model is to provide a kind of lash adjusting device, and the gap of drive roll and driven voller can carry out Continuous adjustment, so that oppositely rolling roller crusher be made to meet the requirements of various discharging-material sizes.Another core of the utility model is to provide A kind of oppositely rolling roller crusher including above-mentioned lash adjusting device.

Fig. 2~3 is please referred to, Fig. 2 is the structural schematic diagram of lash adjusting device provided by the utility model；Fig. 3 is this The structural schematic diagram of oppositely rolling roller crusher provided by utility model.

The utility model provides a kind of lash adjusting device, including for the fixed company of rack 5 with oppositely rolling roller crusher The mounting base 1 connect, mounting base 1 are equipped with rotatable adjustment axis 2, and 2 end sleeve of adjustment axis, which is equipped with, to move along the axial direction of adjustment axis 2 It moves, to push driven voller to the executive module 3 mobile close to or far from drive roll direction, adjustment axis 2 is equipped with external screw thread, installation Seat at least one of 1 and executive module 3 are equipped with the internal screw thread being cooperatively connected with external screw thread.

Specifically, mounting base 1 is mainly used for the radial position of secured adjusted axis 2, concrete shape is unlimited, in practical set When, mounting base 1 can be fixed by bolt or welding or other modes and the rack of oppositely rolling roller crusher 5.It is set in the middle part of mounting base 1 It is equipped with first shaft hole, adjustment axis 2 is socketed in first shaft hole and free to rotate.

Adjustment axis 2 is used to control the movement of executive module 3, is provided on executive module 3 corresponding with first shaft hole position Second axis hole, and adjustment axis 2 is set in the second axis hole.Executive module 3 directly pushes driven voller and controls it and slides back and forth；Separately Outside, in practical set, the driven voller and drive roll of oppositely rolling roller crusher are sequentially distributed substantially along the axis direction of adjustment axis 2.

Mounting base 1 and 3 one of executive module setting internal screw thread, another one are provided with axial limiting portion.For example, in first axle The internal screw thread cooperated with adjustment axis 2 is set in hole；Correspondingly, executive module 3 is set in 2 periphery of adjustment axis and component available to execute 3 are freely rotated, while the axial limiting portion for making executive module 3 and the axial locking of adjustment axis 2 is provided in the second axis hole.Adjustment axis 2 during rotation, can generate relative movement with mounting base 1, and drive executive module 3 to the side close to or far from driven voller To movement, the adjustment of drive roll and driven voller gap is realized.

Optionally, internal screw thread can also be set in the second axis hole, axial limiting portion is set in first shaft hole；Correspondingly, Executive module 3 also needs to be provided with the circumferential locating part for avoiding it from rotating.When adjustment axis 2 rotates, executive module 3 and tune Nodal axisn 2 generates relative movement, controls executive module 3 to the side close to or far from driven voller with circumferential locating part by being threadedly engaged To movement.

Lash adjusting device provided by the present application controls executive module 3 by way of internal screw thread and external screw thread cooperation and generates Along moving for 2 axial direction of adjustment axis, and then the gap between drive roll and driven voller is adjusted, since internal screw thread and external screw thread can be in axis The relative movement of consecutive variations is generated upwards, rather than there is certain distance, discrete adjustment point in the prior art, because around here Clearance adjustment apparatus can continuously adjust the position of driven voller, and oppositely rolling roller crusher is made to meet the needs of user is to different discharging-material sizes.

Optionally, in a kind of embodiment provided by the present application, executive module 3 includes the connection for being sheathed on 2 periphery of adjustment axis Plate 31, connecting plate 31 are fixedly connected with connecting rod 32, and connecting rod 32 is equipped with far from the end of connecting plate 31 for pushing driven voller Sliding block 33；It further include set on rack 5, for making sliding block 33 along the sliding rail moved close to or far from drive roll direction.

Specifically, being provided with through-hole on connecting plate 31,32 one end of connecting rod is located in through-hole and is matched by bolt or interference It closes and connecting plate 31 is kept fixed, the other end is fixedly connected with sliding block 33.The axial general parallel orientation of connecting rod 32 and adjustment axis 2, 31 movement of connecting plate can drive connecting rod 32 to move axially, and then it is mobile to control sliding block 33.Sliding rail is for limiting sliding block 33 Moving direction is fixed in rack 5.

Optionally, a kind of connecting plate 31 provided by the present application cooperates with connecting rod 32 in fixed embodiment, connecting plate 31 In bar shaped, the middle part of connecting plate 31 is connect with adjustment axis 2, and the quantity of connecting rod 32 is two and is symmetrically distributed in connecting plate 31 Both ends.Two connecting rods 32 are connected with corresponding sliding block 33 respectively, and two sliding blocks 33 are distributed along the axial direction of driven voller.Connection Plate 31 can drive two 32 synchronizing movings of connecting rod when mobile, and two connecting rods 32 are more uniformly stressed driven voller, thus excellent Change executive module 3 to the adjustment effect of driven voller position.

Further, for the using effect of Optimization gap adjustment device, based on any of the above embodiments, gap Adjustment device further includes the scale plate 4 set on rack 5, and scale plate 4 is equipped with the graduation mark for marking 31 position of connecting plate.

Specifically, scale plate 4 is fixedly connected by modes such as bolt or bondings with rack 5, the graduation mark edge on scale plate 4 The axial distribution of adjustment axis 2, in addition, scale plate 4 is preferably provided at the top of connecting plate 31.It, can be straight when connecting plate 31 is mobile The position that connecting plate 31 is read from scale plate 4 is connect, and there are one-to-one relationship in the position of connecting plate 31 and the position of driven voller, Therefore in practical operation, user can directly determine the sliding distance of connecting plate 31 according to graduation mark, so determine drive roll and The gap of driven voller.Scale plate 4 keeps the gap of drive roll and driven voller more intuitive, facilitates user to carry out discharging-material size quick Adjustment.Optionally, in the case where ensureing that scale plate 4 is separated with connecting plate 31, scale plate 4 can also be fixed on mounting base 1 On.

Optionally, the rotation for controlling to adjust axis 2 for convenience, in the present embodiment, the one end of adjustment axis 2 far from connecting plate 31 The square toes screwed for convenience.The cross section of square toes can be square or the shapes such as regular hexagon, and user can use when in use The spanner of corresponding specification and shape and square toes cooperate, and realize the adjustment that angle is rotated to adjustment axis 2, and then realize to connecting plate 31 The adjustment of position.Optionally, handle can also be directly set in the end of adjustment axis 2, to be convenient for the user to use.

Further, for the using effect of Optimization gap adjustment device, on the basis of any one above-mentioned embodiment, Internal screw thread includes the first internal screw thread set on mounting base 1 and the second internal screw thread set on executive module 3, and the first internal screw thread and the Two internal screw threads it is oppositely oriented.

Specifically, being respectively arranged with spiral shell in first cooperated with the external screw thread of adjustment axis 2 in first shaft hole and the second axis hole Line and the second internal screw thread, and in the two one be left hand thread, another be right-handed thread；Correspondingly, the both ends of adjustment axis 2 are set It is equipped with the different external screw thread of rotation direction.Compared to externally threaded structure is only arranged at one end, the feelings of equal angular are rotated in adjustment axis 2 Under condition, the both ends of adjustment axis 2, which are provided with the different external screw thread of rotation direction, can increase the shift motion of connecting plate 31, be more convenient user couple Discharging-material size is quickly adjusted.In addition, 2 nothing of adjustment axis compared to externally threaded adjustment axis 2 in the same direction is arranged, in the present embodiment It needs to be used cooperatively with thrust bearing and rolling bearing, structure is simpler.

Optionally, in a kind of embodiment provided by the present application, mounting base 1 includes for being fixedly connected with 5 upper surface of rack Bottom plate 13 and the vertical plate 12 that extends along the vertical direction, the side wall fitting of vertical plate 12 is provided with mounting plate 14, in mounting plate 14 Portion is equipped with the boss for increasing length of thread engagement.

Specifically, mounting base 1 includes bottom plate 13, vertical plate 12 and mounting plate 14；Wherein, bottom plate 13 and rack 5 are fixed, in reality When border is assembled, bottom plate 13 can be by the modes and the fixation of rack 5 such as welding, being bonded；The preferred bottom plate 13 of the present embodiment and 5 spiral shell of rack Bolt is fixed, for example, bottom plate 13 is set along edge there are four through-hole, the first bolt for being fixedly connected with rack 5 is equipped in through-hole.

Vertical plate 12 can use integrally manufactured generally perpendicular to bottom plate 13, the T-shaped distribution of the two both in practical set Mode machine-shaping, can also using bolt, be welded and fixed.In addition, for the fastness both reinforced, preferably the two it Between trapezoidal stiffening plate 11 is set, 11 one end of stiffening plate is fixedly connected with bottom plate 13, the side wall of the other end and vertical plate 12 is fixed connects It connects.Stiffening plate 11 can be supported vertical plate 12, to ensure the fastness that vertical plate 12 is connect with bottom plate 13.

Mounting plate 14 and vertical plate 12 are bonded and fix by Nian Jie or other modes, and the present embodiment preferably the two passes through the Two bolts are fixedly connected, and the second bolt is uniformly distributed along the circumferential direction of mounting plate 14.In addition, mounting plate 14 and vertical plate 12 are provided with The corresponding cavernous structure in position and two cavernous structures, which are connected to, becomes the second axis hole for being used for secured adjusted axis 2.14 energy of mounting plate The screwing length for enough increasing external screw thread and internal screw thread, reinforces the radial limit effect to adjustment axis 2.In addition, on mounting plate 14 also Boss can be set, to further increase the screwing length of screw thread.

In addition to above-mentioned lash adjusting device, it includes any one of the above lash adjusting device that the utility model, which also provides a kind of, Oppositely rolling roller crusher, which can arbitrarily adjust the gap of drive roll and driven voller according to actual needs, full Foot needs of the user to different discharging-material sizes.Refer to the prior art for the structure of other each sections of the oppositely rolling roller crusher, Repeats no more herein.

Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other The difference of embodiment, the same or similar parts in each embodiment may refer to each other.

Oppositely rolling roller crusher provided by the utility model and its lash adjusting device are described in detail above.This It applies specific case in text to be expounded the principles of the present invention and embodiment, the explanation of above embodiments is It is used to help understand the method and its core concept of the utility model.It should be pointed out that for the ordinary skill people of the art For member, without departing from the principle of this utility model, several improvements and modifications can be made to this utility model, this A little improvement and modification are also fallen into the protection scope of the utility model claims.

Claims (10)

1. a kind of lash adjusting device, which is characterized in that including the peace being fixedly connected for the rack (5) with oppositely rolling roller crusher It fills seat (1), the mounting base (1) is equipped with rotatable adjustment axis (2), and adjustment axis (2) end sleeve is equipped with can be along described The axial movement of adjustment axis (2), to push driven voller to the executive module (3) mobile close to or far from drive roll direction, institute Adjustment axis (2) are stated equipped with external screw thread, at least one of the mounting base (1) and the executive module (3) are equipped with and the outer spiral shell The internal screw thread that line is cooperatively connected.

2. lash adjusting device according to claim 1, which is characterized in that the executive module (3) includes being sheathed on institute The connecting plate (31) of adjustment axis (2) periphery is stated, the connecting plate (31) is fixedly connected with connecting rod (32), the connecting rod (32) End far from the connecting plate (31) is equipped with the sliding block (33) for pushing the driven voller；It further include being set to the rack (5), for making the sliding block (33) along the sliding rail moved close to or far from the drive roll direction.

3. lash adjusting device according to claim 2, which is characterized in that further include being securable to the rack (5) Scale plate (4), the scale plate (4) are equipped with the graduation mark for marking the connecting plate (31) position.

4. lash adjusting device according to claim 3, which is characterized in that the adjustment axis (2) is far from the connecting plate (31) square toes that one end screws for convenience.

5. lash adjusting device according to claim 4, which is characterized in that the connecting plate (31) is in bar shaped, the company The middle part of fishplate bar (31) is connect with the adjustment axis (2), and the quantity of the connecting rod (32) is two and is symmetrically distributed in described The both ends of connecting plate (31).

6. lash adjusting device described in any one according to claim 1~5, which is characterized in that the internal screw thread includes setting The first internal screw thread in the mounting base (1) and the second internal screw thread set on the executive module (3), and first internal screw thread It is oppositely oriented with second internal screw thread.

7. lash adjusting device according to claim 6, which is characterized in that the mounting base (1) include for it is described Rack (5) upper surface bottom plate (13) being fixedly connected and the vertical plate (12) extended along the vertical direction, the side wall of the vertical plate (12) Fitting is provided with mounting plate (14), and the middle part of the mounting plate (14) is equipped with the boss for increasing length of thread engagement.

8. lash adjusting device according to claim 7, which is characterized in that the mounting base (1) further includes trapezoidal adds Strong plate (11), described stiffening plate (11) one end is fixedly connected with the bottom plate (13), the side wall of the other end and the vertical plate (12) It is fixedly connected.

9. lash adjusting device according to claim 8, which is characterized in that the bottom plate (13) sets that there are four logical along edge Hole is equipped with the first bolt for being fixedly connected with the rack (5) in the through-hole；The mounting plate (14) passes through the second spiral shell Bolt is fixedly connected with the vertical plate (12), and second bolt is uniformly distributed along the circumferential direction of the mounting plate (14).

10. a kind of oppositely rolling roller crusher, which is characterized in that adjust and fill including gap described in any one of claim 1 to 9 It sets.