CN214869460U

CN214869460U - Locking protection device of follow-up grinding feeding mechanism

Info

Publication number: CN214869460U
Application number: CN202120410895.1U
Authority: CN
Inventors: 刘珂
Original assignee: Wuxi Gulute Precision Machinery Co ltd
Current assignee: Wuxi Gulute Precision Machinery Co ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-11-26
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a locking protector of follow-up grinding feed mechanism, the power distribution box comprises a box body, the top inner wall and the bottom inner wall of box rotate respectively and are connected with first transmission shaft and second transmission shaft, and the both sides inner wall distribution welding of box has first baffle and second baffle, the both sides outer wall of box rotates respectively and is connected with drive shaft and direct actuating lever, and the inner wall of box is close to the one end of second baffle and installs the removal structure, and the pot head that first transmission shaft is located second baffle top is equipped with the transition pipe. The utility model discloses carry out synchronous braking to the second transmission shaft, reduce inertia and rotate, first baffle and second shelves and the box inner wall between the space in fill have fluid, lubricate between the gear when being convenient for normally use, compare in traditional mode, be favorable to improving direct drive mechanism's braking ability, be favorable to reducing the harm of inertia to the work piece, be favorable to reducing the incidence of accident, be favorable to protecting the work piece and reduce the loss.

Description

Locking protection device of follow-up grinding feeding mechanism

Technical Field

The utility model relates to a follow-up grinding feed mechanism technical field especially relates to follow-up grinding feed mechanism's locking protector.

Background

Follow-up grinding (such as grinding of camshafts and crankshafts) has high requirements on the dynamic response of a system, and more follow-up grinding mechanisms use a direct drive technology. Because the traditional grinding and feeding mechanism with the servo motor and the ball screw has self-locking property, under the condition of sudden power failure, the grinding and feeding mechanism can be stopped at any position without an external locking protection device, and a primary stage and a secondary stage of a linear motor (such as a linear motor) are not contacted, under the emergency condition, if a brake module of a direct drive system fails, the grinding and feeding mechanism connected with the brake module can be out of control under the action of inertia, a workpiece and a machine tool can be damaged, and more serious accidents can be possibly caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a locking protection device of a follow-up grinding feeding mechanism.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the locking protection device of the follow-up grinding feeding mechanism comprises a box body, wherein the inner wall of the top part and the inner wall of the bottom part of the box body are respectively and rotatably connected with a first transmission shaft and a second transmission shaft, the inner walls of the two sides of the box body are respectively and rotatably welded with a first baffle and a second baffle, the outer walls of the two sides of the box body are respectively and rotatably connected with a driving shaft and a direct driving rod, a moving structure is arranged at one end, close to the second baffle, of the inner wall of the box body, a transition pipe is sleeved at one end, located at the top part of the second baffle, of the first transmission shaft, one end, located inside the box body, of the driving shaft, one end, located at one side of the first baffle and one end, located inside the box body, of the direct driving rod, of the first transmission shaft and the second transmission shaft, gears are sleeved and meshed with each other, a locking structure is arranged on the inner wall of the bottom part of the box body between the first baffle and the second baffle, and synchronous belt wheels are sleeved in the first transmission shaft and the second transmission shaft between the first baffle and the second baffle, be connected with synchronous cog belt between the synchronous pulley, the mobile structure includes hydraulic push rod, hydraulic push rod's one end welding has the connecting rod, and the top welding of connecting rod has the bearing, one side welding that the connecting rod was kept away from to hydraulic push rod's one end has the stabilizer bar, and the bottom welding of stabilizer bar has the piece that agrees with.

Preferably, the locking structure includes the fixed block, the through-hole with second transmission shaft looks adaptation is seted up to one side of fixed block, and the inside of fixed block is located the top department of through-hole and has seted up the conjunction groove, the top welding in conjunction groove has four springs, and the bottom welding of spring has the stay, four leave the clearance with conjunction block looks adaptation between the spring, the bottom spiro union of stay has the abrasive disc, and the one side in conjunction groove has seted up out of the groove, the second transmission shaft passes the through-hole in the fixed block, and does not contact with the fixed block.

Preferably, the outer wall of one end of the first transmission shaft, which is located at the transition pipe, is provided with grains distributed at equal intervals, and the inner wall of the transition pipe is provided with bulges matched with the grains.

Preferably, the top that the box is located between first baffle and the box top are located between second baffle and box one side inner wall and all have seted up the inlet, and all fill between first baffle and the box inner wall and between second baffle and the box inner wall has fluid.

Preferably, the bottom of the locking piece and the bottom of the grinding piece are both provided with threaded holes, and the grinding piece is fastened at the bottom of the locking piece through screws.

Preferably, top one side of box is equipped with emergency switch, and hydraulic push rod passes through the wire and connects emergency switch, and emergency switch passes through the wire and connects the power.

The utility model has the advantages that:

1. when an emergency situation occurs through a box body, a first transmission shaft, a second transmission shaft, a first baffle, a second baffle, a driving shaft, a direct driving rod, a moving structure, a transition pipe, a gear, a locking structure, a synchronous belt wheel, a synchronous toothed belt, a hydraulic push rod, a connecting rod, a bearing, a stabilizer bar, a conjunction block, a fixed block, a spring, a locking sheet, an abrasive sheet and an emergency switch, the emergency switch is pressed down, the transition pipe is pulled to move through the hydraulic push rod, so that the connection with the driving shaft is broken, the conjunction block at the bottom of the stabilizer bar is inserted into the locking structure through contraction of the hydraulic push rod, the conjunction block is inserted between the locking sheet and the fixed block, the locking block is moved downwards, so that the friction between the abrasive sheet on the locking block and the second transmission shaft is increased, the second transmission shaft is synchronously braked, the inertial rotation is reduced, and oil is filled in a gap between the first baffle and the inner wall of the box body, the gear lubricating device has the advantages that the gear lubricating device is convenient to lubricate gears in normal use, and compared with the traditional mode, the gear lubricating device is favorable for improving the braking capacity of a direct driving mechanism, reducing the damage of inertia to workpieces, reducing the incidence rate of accidents, protecting the workpieces and reducing loss.

Drawings

Fig. 1 is a schematic front sectional view of a locking protection device of a follow-up grinding and feeding mechanism according to the present invention;

fig. 2 is a schematic diagram of a moving structure of a locking protection device of the follow-up grinding and feeding mechanism of the present invention;

fig. 3 is a schematic view of a locking structure of a locking protection device of the follow-up grinding and feeding mechanism of the present invention;

fig. 4 is a schematic cross-sectional structural view of a transition pipe of the locking protection device of the follow-up grinding and feeding mechanism according to the present invention;

fig. 5 is a schematic view of a cross-sectional structure of a locking sheet of the locking protection device of the follow-up grinding and feeding mechanism of the present invention.

In the figure: the emergency switch comprises a box body 1, a first transmission shaft 2, a second transmission shaft 3, a first baffle 4, a second baffle 5, a driving shaft 6, a direct driving rod 7, a moving structure 8, a transition pipe 9, a gear 10, a locking structure 11, a synchronous belt pulley 12, a synchronous toothed belt 13, a hydraulic push rod 14, a connecting rod 15, a bearing 16, a stabilizer bar 17, a fitting block 18, a fixing block 19, a spring 20, a locking sheet 21, an abrasive sheet 22 and an emergency switch 23.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-5, the locking protection device of the follow-up grinding feeding mechanism comprises a box body 1, wherein the top inner wall and the bottom inner wall of the box body 1 are respectively and rotatably connected with a first transmission shaft 2 and a second transmission shaft 3, the inner walls of the two sides of the box body 1 are respectively and rotatably welded with a first baffle 4 and a second baffle 5, the outer walls of the two sides of the box body 1 are respectively and rotatably connected with a driving shaft 6 and a direct driving rod 7, a moving structure 8 is arranged at one end, close to the second baffle 5, of the inner wall of the box body 1, a transition pipe 9 is sleeved at one end, located at the top of the second baffle 5, of the first transmission shaft 2, a gear 10 is sleeved at one end, located at one side of the first baffle 4, of the driving shaft 6, and one end, located inside the box body 1, of the direct driving rod 7, of the transition pipe 9, gears 10 are mutually meshed, and a locking structure 11 is arranged on the inner wall of the bottom of the box body between the first baffle 4 and the second baffle 5, and the first transmission shaft 2 and the second transmission shaft 3 between the first baffle 4 and the second baffle 5 are both sleeved with synchronous belt wheels 12, a synchronous toothed belt 13 is connected between the synchronous belt wheels 12, the moving structure 8 comprises a hydraulic push rod 14, one end of the hydraulic push rod 14 is welded with a connecting rod 15, the top of the connecting rod 15 is welded with a bearing 16, one side of one end of the hydraulic push rod 14, which is far away from the connecting rod 15, is welded with a stabilizer bar 17, the bottom of the stabilizer bar 17 is welded with a conjunction block 18, the locking structure 11 comprises a fixed block 19, one side of the fixed block 19 is provided with a through hole matched with the second transmission shaft 3, the inside of the fixed block 19, which is positioned at the top of the through hole, is provided with a conjunction groove, the top of the conjunction groove is welded with four springs 20, the bottom of the spring 20 is welded with a locking sheet 21, and a gap matched with the conjunction block 18 is left between the springs 20, the bottom of the locking piece 21 is in threaded connection with a grinding piece 22, one side of the locking piece 21 is provided with an inlet and outlet groove, the second transmission shaft 3 penetrates through a through hole in the fixed block 19 and is not in contact with the fixed block 19, the outer wall of one end, located at the transition pipe 9, of the first transmission shaft 2 is provided with grains distributed at equal intervals, the inner wall of the transition pipe 9 is provided with bulges matched with the grains, liquid inlets are formed in the top of the box body 1, located between the first baffle 4 and the box body 1, and the top of the box body 1, located between the second baffle 5 and the inner wall of one side of the box body 1, oil liquid is filled between the first baffle 4 and the inner wall of the box body 1 and between the second baffle 5 and the inner wall of the box body 1, threaded holes are formed in the bottom of the locking piece 21 and the bottom of the grinding piece 22, the grinding piece 22 is fastened to the bottom of the locking piece 21 through screws, one side of the top of the box body 1 is provided with an emergency switch 23, the hydraulic push rod 14 is connected with an emergency switch 23 through a lead, and the emergency switch 23 is connected with a power supply through a lead;

when an emergency situation happens through the box body 1, the first transmission shaft 2, the second transmission shaft 3, the first baffle 4, the second baffle 5, the driving shaft 6, the direct driving rod 7, the moving structure 8, the transition pipe 9, the gear 10, the locking structure 11, the synchronous belt wheel 12, the synchronous cog belt 13, the hydraulic push rod 14, the connecting rod 15, the bearing 16, the stabilizing rod 17, the engaging block 18, the fixing block 19, the spring 20, the locking sheet 21, the grinding sheet 22 and the emergency switch 23, the emergency switch 23 is pressed down, the transition pipe 9 is pulled to move through the hydraulic push rod 14, so that the connection with the driving shaft 6 is broken, the engaging block 18 at the bottom of the stabilizing rod 17 is inserted into the locking structure 11 through contraction of the hydraulic push rod 14, the engaging block 18 is inserted between the locking sheet 21 and the fixing block 19, the locking sheet 21 is moved downwards, so that the grinding sheet 22 on the locking sheet 21 increases friction with the second transmission shaft 3, and the second transmission shaft 3 is synchronously braked, reduce inertial rotation, it has fluid to fill in the space between first baffle 4 and second shelves 5 and the box 1 inner wall, lubricates between the gear 10 when being convenient for normal use, compares in traditional mode, is favorable to improving direct drive mechanism's braking ability, is favorable to reducing the harm of inertia to the work piece, is favorable to reducing the incidence of accident, is favorable to protecting the work piece and reduces and decreases.

The working principle is as follows: when an emergency situation happens through the box body 1, the first transmission shaft 2, the second transmission shaft 3, the first baffle 4, the second baffle 5, the driving shaft 6, the direct driving rod 7, the moving structure 8, the transition pipe 9, the gear 10, the locking structure 11, the synchronous belt wheel 12, the synchronous cog belt 13, the hydraulic push rod 14, the connecting rod 15, the bearing 16, the stabilizing rod 17, the engaging block 18, the fixing block 19, the spring 20, the locking sheet 21, the grinding sheet 22 and the emergency switch 23, the emergency switch 23 is pressed down, the transition pipe 9 is pulled to move through the hydraulic push rod 14, so that the connection with the driving shaft 6 is broken, the engaging block 18 at the bottom of the stabilizing rod 17 is inserted into the locking structure 11 through contraction of the hydraulic push rod 14, the engaging block 18 is inserted between the locking sheet 21 and the fixing block 19, the locking sheet 21 is moved downwards, so that the grinding sheet 22 on the locking sheet 21 increases friction with the second transmission shaft 3, and the second transmission shaft 3 is synchronously braked, reduce inertial rotation, it has fluid to fill in the space between first baffle 4 and second shelves 5 and the 1 inner wall of box, lubricate between the gear 10 when being convenient for normal use, drive shaft 6 passes through gear 10 and transition pipe 9 transmission connection, the inner wall of transition pipe 9 passes through line and protruding mutual transmission with first transmission shaft 2, first transmission shaft 2 and second transmission shaft 3 pass through synchronous pulley 12 and synchronous cog belt 13 transmission connection, second transmission shaft 3 passes through gear 10 and is connected with the transmission of direct drive pole 7, installation grinder feed mechanism in the direct drive pole 7, control grinder feed mechanism removes.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. Locking protector of follow-up grinding feed mechanism, including box (1), its characterized in that, the top inner wall and the bottom inner wall of box (1) rotate respectively and are connected with first transmission shaft (2) and second transmission shaft (3), and the both sides inner wall distributed welding of box (1) has first baffle (4) and second baffle (5), the both sides outer wall of box (1) rotates respectively and is connected with drive shaft (6) and direct drive pole (7), and the one end that the inner wall of box (1) is close to second baffle (5) installs removal structure (8), the pot head that first transmission shaft (2) is located second baffle (5) top is equipped with transition pipe (9), and the one end outer wall of transition pipe (9), drive shaft (6) are located the inside one end of box (1), the one end that second transmission shaft (3) are located first baffle (4) one side and direct drive pole (7) are located the inside one end of box (1) all cup jointed the gear (a), (the drive shaft (7) 10) Gear (10) intermeshing, locking structure (11) are installed to the bottom half inner wall between first baffle (4) and second baffle (5), and all cup jointed synchronous pulley (12) in first transmission shaft (2) between first baffle (4) and second baffle (5) and second transmission shaft (3), be connected with synchronous cog belt (13) between synchronous pulley (12), removal structure (8) include hydraulic push rod (14), the one end welding of hydraulic push rod (14) has connecting rod (15), and the top welding of connecting rod (15) has bearing (16), the one side welding that connecting rod (15) were kept away from to the one end of hydraulic push rod (14) has stabilizer bar (17), and the bottom welding of stabilizer bar (17) has agreeing with piece (18).

2. The locking protection device of the follow-up grinding and feeding mechanism is characterized in that the locking structure (11) comprises a fixing block (19), one side of the fixing block (19) is provided with a through hole matched with the second transmission shaft (3), the inside of the fixing block (19) is positioned at the top of the through hole and provided with a matching groove, the top of the matching groove is welded with four springs (20), the bottom of each spring (20) is welded with a locking piece (21), a gap matched with the matching block (18) is reserved between the four springs (20), the bottom of each locking piece (21) is screwed with a grinding piece (22), one side of the matching groove is provided with an inlet and outlet groove, and the second transmission shaft (3) penetrates through the through hole in the fixing block (19) and is not in contact with the fixing block (19).

3. The locking and protecting device of the follow-up grinding and feeding mechanism according to claim 1, wherein the outer wall of one end of the first transmission shaft (2) located on the transition pipe (9) is provided with lines distributed at equal intervals, and the inner wall of the transition pipe (9) is provided with protrusions matched with the lines.

4. The locking protection device of the follow-up grinding and feeding mechanism according to claim 1, wherein liquid inlets are formed in the top of the box body (1) between the first baffle (4) and the box body (1) and the top of the box body (1) between the second baffle (5) and the inner wall of one side of the box body (1), and oil liquid is filled between the first baffle (4) and the inner wall of the box body (1) and between the second baffle (5) and the inner wall of the box body (1).

5. The lock guard of the follow-up grinding and feeding mechanism according to claim 2, characterized in that the bottom of the locking plate (21) and the bottom of the grinding plate (22) are both provided with threaded holes, and the grinding plate (22) is fastened to the bottom of the locking plate (21) by screws.

6. The locking and protecting device of the follow-up grinding and feeding mechanism is characterized in that an emergency switch (23) is arranged on one side of the top of the box body (1), the hydraulic push rod (14) is connected with the emergency switch (23) through a lead, and the emergency switch (23) is connected with a power supply through a lead.