CN214521168U - Quick tool changing device of bridge cutting machine - Google Patents

Abstract

The utility model relates to a quick toolchanger of bridge cutting machine, relate to stone material processing technology equipment field, it is including installing the blade holder on the bridge cutting machine and the pivot that runs through the blade holder, still include the joint seat, the joint seat is the cylinder form, the hole with pivot grafting adaptation is seted up at the middle part of joint seat, the joint seat is located in the pivot through the hole cover, the joint seat is provided with a plurality ofly with the stopper of joint seat locking in the pivot in the lateral wall of hole, the joint seat sets up a plurality of spacing grooves with stopper grafting adaptation in the hole lateral wall, stopper elasticity sets up at the spacing inslot, a plurality of slots with stopper grafting adaptation are seted up to the lateral wall of pivot, stopper and slot plug-in connection, be provided with a plurality of locking structures that are used for carrying out the auto-lock to the stopper on the joint seat, be provided with the unlocking structure that is used for relieving the stopper to the locking of spool on the stopper.

Description

Quick tool changing device of bridge cutting machine

Technical Field

The application relates to the technical field of stone material processing equipment, in particular to a quick tool changing device of a bridge cutting machine.

Background

Due to the high added value of stone products, the demand of special-shaped stones is increased day by day no matter modern buildings, interior decoration or stone furniture manufacture. At present processing enterprise carries out the stone material man-hour, what adopt mostly is ordinary infrared bridge cutting machine, and it is professional equipment generally or needs artifical supplementary processing, and this type of professional equipment of single customization lacks the commonality, and the specification of production is single, is difficult to adapt to the diversified demand of customer.

The prior Chinese patent with patent publication No. CN202721554U proposes a motor assembly of a bridge cutting machine, which comprises a motor and a tool arranged on an output shaft, and is characterized in that a rectangular base is sleeved outside the motor, front and rear end covers are respectively arranged at the front and rear ends of the base, two ends of a rotor shaft of the motor are respectively positioned on the front and rear end covers through bearings, and oil seals are arranged at the outer sides of the bearings; the front end cover and the rear end cover are respectively provided with water gaps at the positions close to the four corners; the rotor shaft is of a hollow structure, the front end of the rotor shaft is provided with a conical opening, and a convex key is processed on the end surface of the conical opening; one end of the output shaft is provided with a conical head part, and the other end of the output shaft is provided with an interface for fixing a tool; a convex ring with a key groove is arranged at the cone bottom of the cone head part, and a bolt hole is processed on the end surface of the cone top; one end of a bolt penetrating through the rotor shaft is locked on the output shaft, the other end of the bolt props against the end face of the rear end of the rotor shaft through a locking nut, and the output shaft is locked on the rotor shaft through the bolt to form shaft connection.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: the connection mode between the motor output shaft of the bridge cutting machine and the blade of the bridge cutting machine is screwed up through nuts and bolts, the connection mode is complex, and the blade is not convenient and fast to disassemble and assemble.

SUMMERY OF THE UTILITY MODEL

In order to improve motor output shaft and blade and carry to press tightly through nut and bolt and press the complicated inconvenient problem of connection, loading and unloading blade, this application provides a quick tool changing device of bridge cutting machine.

The application provides a quick tool changing device of bridge cutting machine adopts following technical scheme:

a quick tool changer for a bridge cutting machine comprises a tool apron arranged on the bridge cutting machine, a rotating shaft penetrating through the tool apron and a clamping seat, the clamping seat is cylindrical, a hole which is matched with the rotating shaft in an inserted manner is formed in the middle of the clamping seat, the clamping seat is sleeved on the rotating shaft through the hole, the side wall of the hole of the clamping seat is provided with a plurality of limiting blocks for locking the clamping seat on the rotating shaft, the side wall of the hole of the clamping seat is provided with a plurality of limiting grooves which are in splicing fit with the limiting blocks, the limiting block is elastically arranged in the limiting groove, the outer side wall of the rotating shaft is provided with a plurality of inserting grooves which are inserted and matched with the limiting block, the limiting block is connected with the slot in an inserting way, a plurality of locking structures for self-locking the limiting block are arranged on the clamping seat, and the limiting block is provided with an unlocking structure for unlocking the rotating shaft by the limiting block.

By adopting the technical scheme, the blade of the bridge cutting machine is sleeved on the rotating shaft, then the clamping seat is sleeved on the rotating shaft through the hole, after the clamping seat firmly presses the blade of the bridge cutting machine and the bridge cutting machine on the rotating shaft, the clamping seat is rotated, and when the limiting groove on the clamping seat is aligned with the slot on the rotating shaft, the limiting block is bounced into the slot from the limiting groove to realize the locking and fixing of the clamping seat and the rotating shaft, so that the connection mode of the blade of the bridge cutting machine and the rotating shaft is simpler, and the dismounting is more convenient; the locking structure carries out the auto-lock to the stopper, restricts the stopper and no longer removes, prevents that the stopper from leading to the stopper to be thrown away the spacing groove owing to pivoted centrifugal force at the rotation in-process of pivot and joint seat for more firm that pivot and joint seat can be pegged graft, the locking of joint seat counter shaft can be relieved to release mechanism, takes off the joint seat from the pivot.

Optionally, the locking structure includes from the locking lever, the joint seat set up with from the self-locking groove of locking lever slip adaptation, from the self-locking groove with spacing groove intercommunication, the stopper keep away from the terminal surface of bridge cutting machine set up with the spacing hole of gag lever post grafting adaptation, work as the joint seat locking is in when in the pivot, the self-locking lever passes through from the self-locking groove runs through the joint seat just the tip that the self-locking lever is close to the bridge cutting machine is pegged graft in spacing downthehole, the tip rigid coupling that the bridge cutting machine was kept away from to the self-locking lever has the fixed block, the fixed block with the joint seat is kept away from and is provided with the second elastic component between the terminal surface of bridge cutting machine, the both ends of second elastic component respectively with the fixed block with joint seat rigid coupling.

Through adopting above-mentioned technical scheme, wear to establish from the locking lever and peg graft from the locked groove on the joint seat with the spacing hole on the stopper, can lock the stopper and not remove in spacing groove and slot, the second elastic component resumes the elasticity of deformation and draws the rigid coupling board toward the direction that is close to the joint seat, and the rigid coupling board is pressed from the locking lever and is avoided breaking away from locking lever and spacing hole, prevents to fall out from the locked groove in the locking lever follow for the locking of locking lever to the stopper is more stable.

Optionally, the unlocking structure includes the rigid coupling and is in the stopper is kept away from the pull rod of the terminal surface of pivot, the pull rod runs through the joint seat extends to joint seat lateral surface, the pull rod is kept away from the tip rigid coupling of stopper has the handle.

Through adopting above-mentioned technical scheme, the handle makes things convenient for operating personnel to pull the pull rod and drives the stopper and get into the spacing inslot from the slot to relieve the locking of stopper to the pivot.

Optionally, the clamping seat is provided with a first elastic element in the limiting groove, the first elastic element is sleeved outside the pull rod and located between the limiting block and the groove bottom of the limiting groove, and one end of the first elastic element is fixedly connected with the groove bottom of the limiting groove.

By adopting the technical scheme, when the clamping seat sleeve is provided with the rotating shaft and moves close to the bridge cutting machine, the rotating shaft presses the limiting block to extrude the limiting block into the limiting groove, and the limiting block extrudes the first elastic piece in the limiting groove; the clamping seat is rotated, when the slot is aligned with the limiting groove, the limiting block is bounced into the slot from the limiting groove by the first elastic piece, and the limiting block is locked on the rotating shaft.

Optionally, the clamping seat is located on the side wall of the limiting groove and along the length direction of the pull rod, a guide groove is formed in the limiting block, and a guide rod matched with the guide groove in a sliding mode is fixedly connected to the limiting block.

Through adopting above-mentioned technical scheme, the slip direction and the sliding distance of stopper are injectd to guide bar and guide way, and when the guide bar moved the guide way and is close to the tip of pivot, the spacing hole on the stopper just aimed at the self-locking groove, and the self-locking pole of being convenient for is pegged graft into spacing downthehole.

Optionally, the end face of the limiting block close to the rotating shaft is provided with an inclined surface, and the inclined surface faces the bridge cutting machine.

Through adopting above-mentioned technical scheme, the pivot is established to the convenient joint seat cover in inclined plane, and when the joint seat removed to the bridge cutting machine, the stopper was pressed into the spacing inslot by the pivot butt more easily.

Optionally, the end face of the rotating shaft, which is far away from the bridge cutting machine, at the slot and the end face of the clamping seat, which is far away from the bridge cutting machine, at the limiting groove are both provided with a plurality of fool-proof structures for facilitating an operator to align the slot with the limiting groove quickly.

Through adopting above-mentioned technical scheme, prevent that slow-witted structure comes out with the slot place mark of changeing epaxial, make things convenient for operating personnel to aim at the spacing groove on slot and the joint seat of changeing epaxial fast.

Optionally, the handle is provided with anti-slip threads.

Through adopting above-mentioned technical scheme, anti-skidding line prevents that operating personnel hand is smooth.

In summary, the present application includes at least one of the following beneficial technical effects:

1. firstly, a blade of a bridge cutting machine is sleeved on a rotating shaft, then a clamping seat is sleeved on the rotating shaft through a hole, when the clamping seat presses the blade of the bridge cutting machine and the bridge cutting machine firmly on the rotating shaft, the clamping seat is rotated, and when a limiting groove on the clamping seat is aligned with a slot on the rotating shaft, a limiting block is bounced into the slot from the limiting groove to realize locking and fixing of the clamping seat and the rotating shaft, so that the connection mode of the blade of the bridge cutting machine and the rotating shaft is simpler, and the dismounting is more convenient; the locking structure self-locks the limiting block to limit the limiting block from moving any more, so that the limiting block is prevented from being thrown out of the limiting groove due to the rotating centrifugal force in the rotating process of the rotating shaft and the clamping seat, the rotating shaft and the clamping seat can be spliced more firmly, the unlocking mechanism can release the locking of the clamping seat on the rotating shaft, and the clamping seat is taken down from the rotating shaft;

2. the self-locking rod penetrates through the self-locking groove in the clamping seat to be inserted into the limiting hole in the limiting block, the limiting block can be locked and cannot move in the limiting groove and the slot, the elastic force of the second elastic piece which recovers deformation pulls the fixed connection plate towards the direction close to the clamping seat, the fixed connection plate presses the self-locking rod to prevent the self-locking rod from being separated from the limiting hole, the self-locking rod is prevented from falling out of the self-locking groove, and the self-locking rod is enabled to be more stable in locking the limiting block;

3. the handle makes things convenient for operating personnel to pull the pull rod and drives the stopper and get into the spacing inslot from the slot to relieve the locking of stopper to the pivot.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view taken along line A-A of FIG. 1;

fig. 3 is a partially enlarged schematic view of a portion B in fig. 2.

Reference numerals: 1. a tool apron; 2. a clamping seat; 3. a hole; 4. a rotating shaft; 5. a limiting block; 6. a limiting groove; 7. a slot; 8. a first elastic member; 9. a pull rod; 10. a handle; 11. a guide groove; 12. a guide bar; 13. a self-locking lever; 14. a self-locking groove; 15. a limiting hole; 16. a second elastic member; 17. a fixed block; 18. arrow labels.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses quick tool changing device of bridge cutting machine. Referring to fig. 1, quick tool changing device of bridge cutting machine is including installing blade holder 1 on the bridge cutting machine and the pivot 4 that runs through blade holder 1, still include joint seat 2, joint seat 2 sets up to the cylindricality form, the motor output end and the coaxial rigid coupling of pivot 4 of bridge cutting machine, hole 3 with 4 grafting adaptations of pivot is seted up at the middle part of joint seat 2, joint seat 2 locates to overlap in hole 3 and locates to pivot 4, a plurality of spacing grooves 6 have been seted up in 3 lateral walls in the hole to joint seat 2, 6 quantity in spacing grooves of this application embodiment set up to four, joint seat 2 has a plurality of stoppers 5 with 4 locking of pivot on joint seat 2 in spacing groove 6 elastic connection, 5 quantity in stopper of this application embodiment are provided with four.

Referring to fig. 1, a limiting block 5 is in clamping fit with a limiting groove 6, the end face, close to a rotating shaft 4, of the limiting block 5 is provided with an inclined surface, and the inclined surface faces a bridge cutting machine; the outer side wall of the rotating shaft 4 is provided with a plurality of slots 7 which are in splicing fit with the limiting blocks 5, and the limiting blocks 5 are in splicing connection with the slots 7; the end face of the rotating shaft 4, far away from the bridge cutting machine, at the slot 7 and the end face of the clamping seat 2, far away from the bridge cutting machine, at the limiting groove 6 are respectively provided with a plurality of fool-proof structures for facilitating an operator to quickly align the slot 7 with the limiting groove 6, the fool-proof structure in the embodiment of the application is provided with eight arrow labels 18, the end face of the rotating shaft 4, far away from the bridge cutting machine, is provided with four arrow labels 18, and the end face of the clamping seat 2, far away from the bridge cutting machine, is provided with four arrow labels 18; the arrow direction of the arrow label 18 on the end face of the rotating shaft 4 far away from the bridge cutting machine points to the peripheral wall of the rotating shaft 4 along the radius direction of the rotating shaft 4, and the arrow direction of the arrow label 18 on the end face of the clamping seat 2 far away from the bridge cutting machine points to the circle center of the clamping seat 2 along the radius direction of the clamping seat 2.

The blade of bridge cutting machine and cover are established on pivot 4, then locate pivot 4 with joint seat 2 through 3 covers in the hole, when joint seat 2 removed to the bridge cutting machine, pivot 4 pressed stopper 5 into spacing groove 6 along the inclined plane, joint seat 2 pressed the blade of bridge cutting machine firmly the back in pivot 4, rotated joint seat 2, when arrow point label 18 on 4 epaxial arrow point labels 18 of pivot and joint seat 2 aligns relatively and links into the straight line, slot 7 aligns with spacing groove 6.

Referring to fig. 1 and 2, a first elastic member 8 is arranged in the limiting groove 6 of the clamping seat 2, in the embodiment of the present application, the first elastic member 8 is a first spring, one end of the first elastic member 8 is fixedly connected with the groove bottom of the limiting groove 6, the other end of the first elastic member 8 is abutted against the end surface of the limiting block 5 close to the limiting groove 6, and the first elastic member 8 is sleeved outside the pull rod 9; the clamping seat 2 is provided with a guide groove 11 on the side wall of the limiting groove 6, the guide groove 11 is consistent with the limiting groove 6 in length direction, and the limiting block 5 is fixedly connected with a guide rod 12 which is in sliding fit with the guide groove 11; the unlocking structure comprises a pull rod 9 fixedly connected with the end face of the limiting block 5 far away from the rotating shaft 4, the pull rod 9 penetrates through the clamping seat 2 and extends to the outer side face of the clamping seat 2, a handle 10 is fixedly connected with the end part of the pull rod 9 far away from the limiting block 5, and the handle 10 is provided with anti-skidding threads.

The limiting block 5 is pressed into the limiting groove 6 by the rotating shaft 4, the limiting block 5 extrudes the first elastic piece 8, the first elastic piece 8 is compressed and deformed to generate elastic force for recovering deformation, and after the limiting groove 6 is aligned with the slot 7, the first elastic piece 8 enables the limiting block 5 to be ejected into the slot 7 from the limiting groove 6 along the guide groove 11 through the guide rod 12, so that locking and fixing between the clamping seat 2 and the rotating shaft 4 are achieved; the handle 10 is convenient for an operator to pull the limiting block 5 into the limiting groove 6, so that the locking of the limiting block 5 on the rotating shaft 4 is released, and the clamping seat 2 can be taken out of the rotating shaft 4; the anti-slip lines prevent the operator from slipping.

Referring to fig. 2 and 3, a plurality of locking structures for self-locking the limiting block 5 are disposed on the clamping seat 2, the number of the locking structures in the embodiment of the present application is four, each locking structure includes a self-locking rod 13, the clamping seat 2 is provided with a self-locking groove 14 in sliding fit with the self-locking rod 13, the opening direction of the self-locking groove 14 is perpendicular to the end surface of the clamping seat 2 away from the bridge cutting machine, the self-locking groove 14 is communicated with the limiting groove 6, the end surface of the limiting block 5 away from the bridge cutting machine is provided with a limiting hole 15 in insertion fit with the self-locking rod 13, the self-locking rod 13 is slidably connected in the self-locking groove 14, the end of the self-locking rod 13 close to the bridge cutting machine is inserted in the limiting hole 15, the end of the self-locking rod 13 away from the bridge cutting machine is fixedly connected with a fixing block 17, a second elastic member 16 is disposed between the fixing block 17 and the end surface of the clamping seat 2 away from the bridge cutting machine, the second elastic member 16 in the embodiment of the present application is a second spring, the second elastic member 16 is sleeved outside the self-locking rod 13, and two ends of the second elastic member are respectively fixedly connected with the fixing block 17 and the clamping seat 2.

In the process that the limiting block 5 is inserted into the slot 7, the limiting block 5 firstly extrudes the self-locking rod 13 into the self-locking groove 14, the end part of the self-locking rod 13, which is far away from the limiting block 5, jacks up the fixing block 17, the second elastic part 16 is in a stretching state, when the guide rod 12 moves to the end part, which is close to the rotating shaft 4, of the guide groove 11 in the guide groove 11, the limiting hole 15 in the limiting block 5 is aligned with the self-locking groove 14 in the clamping seat 2, the second elastic part 16 recovers the deformed elastic force to pull the fixing block 17 to the clamping seat 2, the fixing block 17 drives the self-locking rod 13 to be inserted into the limiting hole 15, so that the limiting block 5 is locked, the limiting block 5 is limited from moving, the limiting block 5 is prevented from being thrown out of the limiting groove 6 due to the rotating centrifugal force in the rotating process of the rotating shaft 4 and the clamping seat 2, and the rotating shaft 4 and the clamping seat 2 can be inserted more firmly; the fixing block 17 and the second elastic element 16 limit the self-locking lever 13 not to fall out of the limiting hole 15, the second elastic element 16 recovers the deformed elastic force to abut against the fixed connection plate to be close to the clamping seat 2, the fixed connection plate presses the self-locking lever 13 to avoid the self-locking lever 13 from being separated from the limiting hole 15, the self-locking lever 13 is prevented from falling out of the self-locking groove 14, and the self-locking lever 13 is enabled to be more stable to lock the limiting block 5.

The implementation principle of the quick tool changer of the bridge cutting machine in the embodiment of the application is as follows: the blade cover of bridge cutter is established in pivot 4, then 2 covers of joint chair locate on pivot 4, press firmly the back when joint chair 2 is with the blade of bridge cutter and bridge cutter in pivot 4, rotatory joint chair 2, stopper 5 gets into slot 7 with joint chair 2 and 4 locking of pivot, at this moment from locking lever 13 peg graft into stopper 5 spacing hole 15 in, stopper 5 is restricted the locking, guarantee the fastness of stopper 5 and 4 joints of pivot, the dismouting mode of bridge cutter blade is more simple convenient simultaneously. The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a quick tool changing device of bridge cutting machine, is including installing blade holder (1) on the bridge cutting machine and running through pivot (4) of blade holder (1), its characterized in that: the clamping device is characterized by further comprising a clamping seat (2), the clamping seat (2) is cylindrical, a hole (3) in splicing fit with the rotating shaft (4) is formed in the middle of the clamping seat (2), the clamping seat (2) is sleeved on the rotating shaft (4) through the hole (3), a plurality of limiting blocks (5) for locking the clamping seat (2) on the rotating shaft (4) are arranged on the side wall of the hole (3) of the clamping seat (2), a plurality of limiting grooves (6) in splicing fit with the limiting blocks (5) are formed in the side wall of the hole (3) of the clamping seat (2), the limiting blocks (5) are elastically arranged in the limiting grooves (6), a plurality of slots (7) in splicing fit with the limiting blocks (5) are formed in the outer side wall of the rotating shaft (4), and the limiting blocks (5) are in splicing connection with the slots (7), the clamping seat (2) is provided with a plurality of locking structures used for self-locking the limiting block (5), and the limiting block (5) is provided with an unlocking structure used for unlocking the limiting block (5) to lock the rotating shaft (4).

2. The quick tool changer of the bridge cutting machine according to claim 1, characterized in that: the locking structure comprises a self-locking rod (13), the clamping seat (2) is provided with a self-locking groove (14) which is matched with the self-locking rod (13) in a sliding way, the self-locking groove (14) is communicated with the limiting groove (6), the end surface of the limiting block (5) far away from the bridge cutting machine is provided with a limiting hole (15) which is spliced and matched with the self-locking rod (13), when the clamping seat (2) is locked on the rotating shaft (4), the self-locking rod (13) penetrates through the clamping seat (2) through the self-locking groove (14) and the end part of the self-locking rod (13) close to the bridge cutting machine is inserted in the limiting hole (15), the end part of the self-locking rod (13) far away from the bridge cutting machine is fixedly connected with a fixed block (17), a second elastic part (16) is arranged between the end surface of the clamping seat (2) far away from the bridge cutting machine and the fixed block (17), two ends of the second elastic piece (16) are fixedly connected with the fixing block (17) and the clamping seat (2) respectively.

3. The quick tool changer of the bridge cutting machine according to claim 1, characterized in that: unlocking structure includes the rigid coupling and is in stopper (5) are kept away from pull rod (9) of the terminal surface of pivot (4), pull rod (9) run through joint seat (2) extend to joint seat (2) lateral surface, pull rod (9) are kept away from the tip rigid coupling of stopper (5) has handle (10).

4. The quick tool changer of bridge cutting machine according to claim 3, characterized in that: joint seat (2) in be provided with first elastic component (8) in spacing groove (6), first elastic component (8) cover is located pull rod (9) outside just is located stopper (5) with between the tank bottom of spacing groove (6), the one end of first elastic component (8) with the tank bottom rigid coupling of spacing groove (6).

5. The quick tool changer of bridge cutting machine according to claim 3, characterized in that: joint seat (2) in spacing groove (6) lateral wall is followed pull rod (9) length direction has seted up guide way (11), on stopper (5) rigid coupling have with guide bar (12) of guide way (11) slip adaptation.

6. The quick tool changer of the bridge cutting machine according to claim 1, characterized in that: the end face, close to the rotating shaft (4), of the limiting block (5) is an inclined plane, and the inclined plane faces the bridge cutting machine.

7. The quick tool changer of bridge cutting machine according to claim 5, characterized in that: the end face of the bridge cutting machine far away from the rotating shaft (4) is arranged at the slot (7) and the end face of the clamping seat (2) far away from the bridge cutting machine is arranged at the limiting groove (6) and is provided with a plurality of fool-proof structures which are used for facilitating operators to align the slot (7) with the limiting groove (6) quickly.

8. The quick tool changer of bridge cutting machine according to claim 3, characterized in that: the handle (10) is provided with anti-skid lines.

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