CN209887185U

CN209887185U - A feed mechanism for machine tool machining

Info

Publication number: CN209887185U
Application number: CN201920781062.9U
Authority: CN
Inventors: 王云德
Original assignee: Glauber Machine Tools China Co Ltd
Current assignee: Glauber Machine Tools China Co Ltd
Priority date: 2019-05-28
Filing date: 2019-05-28
Publication date: 2020-01-03
Anticipated expiration: 2029-05-28

Abstract

The utility model discloses a feed mechanism for machine tool machining belongs to charging equipment technical field. Including sliding connection at the last work or material rest on the guide rail, go up the work or material rest and go up a plurality of material loading running rollers of rotating connection, go up the work or material rest lateral part and rotate and connect the deflector, the deflector is located runing rest, and the runing rest lateral part is equipped with the bearing, and runing rest rotates through pivot and last work or material rest to be connected, goes up the work or material rest bottom and is equipped with the spacing bolt that is used for restricting runing rest turned angle, the guide rail tip is equipped with the buffering stopper, the buffering stopper sets up with the spacing stop of last work or. The utility model has the advantages that: the guide plate and the support rod are arranged, so that the loading workpiece is supported, and the loading accuracy is ensured; through setting up buffering stopper, play the cushioning effect to last work or material rest, avoid the damage that hard collision caused.

Description

A feed mechanism for machine tool machining

Technical Field

The utility model relates to a feed mechanism of machine tool machining usefulness belongs to charging equipment technical field.

Background

The machine tool needs to be matched with a feeding mechanism in work, a workpiece to be machined needs to be manually pushed to a machine tool clamp from the feeding mechanism after being moved in place through the feeding mechanism, due to structural reasons, a gap exists between the machine tool clamp and the feeding mechanism, the weight of the workpiece is large, one end of the workpiece can drop in the vertical direction due to the action of gravity when passing through the gap, the feeding position is inaccurate, the machine tool clamp cannot accurately receive materials, the clamp and the workpiece are damaged, meanwhile, the machining position of the workpiece by the machine tool is inaccurate, and the machining rejection rate is increased; the processing machine tool can only clamp one workpiece by the clamp for processing each time, after the workpiece is taken away, the feeding mechanism needs to leave a vacant position to wait for receiving the workpiece after the workpiece is processed, in the process, a new workpiece is not received on the feeding roller, the feeding end of the existing feeding mechanism is not provided with a stop mechanism, and if the material is not received, the material is directly fed, and the next material taking work cannot be carried out; in addition, the incoming workpiece cannot be checked to be in a preset machining model before feeding, and if the incoming workpiece is directly machined due to the fact that the model of the incoming workpiece is not matched with the model of the preset machining workpiece, the incoming workpiece can be scrapped, even a machine tool is damaged, and huge production loss is caused; because the mass of the feeding mechanism and the workpiece is very large, the inertia generated by movement is also very large, and the feeding mechanism can generate hard collision with the positioning device at the moment of moving to the position, so that the feeding mechanism and the positioning device are easily damaged.

SUMMERY OF THE UTILITY MODEL

For solving the defect that prior art exists, the utility model aims at providing a feed mechanism for lathe processing guarantees the material loading precision, avoids material loading frame location damage to guarantee through setting up stock stop not under the manual operation condition, the supplied materials can not directly be transported supreme material level, guarantee going on smoothly of manufacturing procedure, avoid the loss that the maloperation brought.

The technical scheme of the utility model is that: a feeding mechanism for machine tool machining comprises a feeding frame which is connected to a guide rail in a sliding mode, wherein a plurality of feeding rollers are connected to the feeding frame in a rotating mode, the side portion of the feeding frame is connected with a guide plate in a rotating mode, the guide plate is located on a rotating support, a bearing is arranged on the side portion of the rotating support, the rotating support is connected with the feeding frame in a rotating mode through a hinge, a limiting bolt used for limiting the rotating angle of the rotating support is arranged at the bottom of the feeding frame, guide rods are arranged at two ends of the feeding frame and located on two sides of the guide plate, a buffering limiting stopper is arranged at the end portion of the guide rail, and the buffering limiting stopper is arranged opposite to a; torsion spring and leg joint, the end cover of holding tightly of buting iron is established on the torsion spring periphery and through locking bolt locking, the locking bolt lateral part is equipped with relative sharp wall and the arc wall of keeping off that sets up, and the stopper passes through the bolt fastening on the bar hole that is located the support, the stopper is located between sharp wall and the arc wall of keeping off.

Go up the work or material rest and include relative fixed bolster an and the fixed bolster b that sets up, be fixed with the fixed block on the fixed bolster b, the fixed block is equallyd divide with fixed bolster b and is connected the one end of company's board through fixing bolt an and fixing bolt b respectively, even the board other end passes through fixing bolt c and connects fixed bolster an.

The limiting bolt is fixed on the fixing support a.

The rotating support is positioned on one side of the fixed support a of the feeding frame.

The bearing is arranged opposite to the pushing block on the side part of the machine tool clamp.

And a handle is arranged on the material loading frame at the opposite side of the guide rod.

The supporting rods are arranged on two sides of the guide plate and located between the two guide rods.

The torsion spring is connected with a spring sleeve arranged at the periphery in a sleeved mode, a positioning groove is formed in the periphery of the spring sleeve, a holding end sleeve is arranged on the spring sleeve, a positioning protrusion is arranged on the inner wall of the holding end, and the positioning protrusion is located in the positioning groove.

Buffering stopper includes, fixes the fixing base at the guide rail lateral part through fixing bolt d, and accommodate the lead screw runs through and threaded connection the fixing base, the fixing base both sides are equipped with respectively with accommodate the lead screw threaded connection's fastening nut an and fastening nut b, and the stop collar cover is established and threaded connection is in accommodate the lead screw's one end, accommodate the lead screw inside is equipped with the cavity, compression spring one end with cavity inside wall is fixed, and compression spring one end is connected with the connecting plate, and spacing push rod is connected to the connecting plate, spacing push rod runs through and extends to the cavity outside.

The utility model has the advantages that: the tip of buting iron is located the entry end of material loading, treats that the processing work piece blocks the effect through the buting iron, on can't moving the material loading frame, when needs are let go, and the buting iron is pulled to the manual work, and the supplied materials work piece just can move on the material loading running roller, guarantees the material loading and connects the orderly of material process to go on, can carry out the manual work before the material loading simultaneously and verify, confirms the material loading again after error, avoids the loss that the processing by mistake brought. Go up the work or material rest and pass through the guide rail to the lathe direction removal in-process, the bearing of runing rest lateral part is close to and laminates with the buting iron of lathe fixture lateral part, it continues to move to the lathe fixture direction to go up the work or material rest, the buting iron of lathe fixture lateral part promotes the runing rest upset through the bearing, the runing rest drives the deflector upset, when going up the work or material rest and moving in place, the deflector upper surface connects the material face coplane with the material loading, the manual work is in lathe fixture department with work piece propelling movement, the work piece is by the propelling movement in-process, play the supporting role to the material loading work piece, guarantee the material. Go up the work or material rest and remove the spacing push rod contact through limit stop and buffering stopper in advance before target in place, play the cushioning effect to going up the work or material rest, avoid the damage that hard collision caused.

Drawings

Fig. 1 is a first perspective view of the present invention;

FIG. 2 is a second perspective view of the present invention;

fig. 3 is a side view of the present invention;

FIG. 4 is a side cross-sectional view of the present invention;

fig. 5 is a partial cross-sectional view of the present invention;

fig. 6 is a structural view of a buffer stopper.

The reference numbers in the figures are as follows: 1. guide rail, 2, feeding frame, 2.1, fixing support a, 2.2, fixing support b, 2.3, fixing block, 2.4, fixing bolt a, 2.5, fixing bolt b, 2.6, connecting plate, 2.7, fixing bolt c, 3, feeding roller, 4, guide plate, 5, rotary support, 6, hinge, 7, bearing, 8, limit bolt, 9, spring sleeve, 10, guide rod, 11, handle, 12, support rod, 13, buffer limit stopper, 13.1, lower fixing seat, 13.2, upper fixing seat, 13.3, fixing bolt d, 13.4, screw rod, 13.5, fastening nut, 13.6, nut, 13.7, shell, 13.8, limit push rod, 13.9, inner cavity, 13.10, compression spring, 13.11, transition connecting piece, 13.12, guide ring, 14, limit stopper, 15, torsion spring, 16, support, 17, blocking iron, 17.1, arc blocking iron, 17.1, blocking wall, 2.3, locking end wall, 18, locking bolt, 19. a strip-shaped hole 20 and a limiter.

Detailed Description

The invention will be further explained with reference to the accompanying drawings 1-6:

a feeding mechanism for machine tool machining comprises a feeding frame 2 connected on a guide rail 1 in a sliding manner, the feeding frame 2 is rotatably connected with a plurality of feeding rollers 3, the side part of the feeding frame 2 is rotatably connected with a guide plate 4, the guide plate 4 is positioned on the rotating bracket 5, the side part of the rotating bracket 5 is provided with a bearing 7, the bearing 7 is arranged opposite to a pushing block at the side part of the machine tool clamp, the rotating bracket 5 is rotationally connected with the upper material rack 2 through a hinge 6, the bottom of the upper material rack 2 is provided with a limit bolt 8 for limiting the rotating angle of the rotating bracket 5, the two ends of the feeding frame 2 are provided with guide rods 10, the two sides of the guide plate 4 are provided with support rods 12, the support rods 12 are positioned between the two guide rods 10, the handle 11 is arranged on the feeding frame 2 opposite to the guide rods 10, the guide rods 10 are positioned on two sides of the guide plate 4, the end part of the guide rail 1 is provided with a buffer stopper 13, and the buffer stopper 13 is arranged opposite to a limit stop 14 at the bottom of the upper material rack 2; torsion spring 15 is connected with support 16, and the end 17.1 cover of holding of buting iron 17 is established torsion spring 15 periphery is last and is locked through locking bolt 18, locking bolt 18 lateral part is equipped with relative straight line fender wall 17.2 and the arc fender wall 17.3 that sets up, and stopper 20 passes through the bolt fastening on the bar hole 19 that is located support 16, stopper 20 is located between straight line fender wall 17.2 and the arc fender wall 17.3. Torsion spring 15 is connected with the spring housing 9 that the cover was established in the periphery, spring housing 9 periphery is equipped with positioning groove, holds tightly end 17.1 cover and establishes on spring housing 9, hold tightly the inner wall of end 17.1 and be equipped with the location arch, the location arch is located positioning groove.

Go up work or material rest 2 including relative fixed bolster an 2.1 and the fixed bolster b2.2 that sets up, be fixed with fixed block 2.3 on the fixed bolster b2.2, fixed block 2.3 and fixed bolster b2.2 are equallyd divide and are connected the one end of even board 2.6 through fixing bolt a2.4 and fixing bolt b2.5 respectively, even board 2.6 other end passes through fixing bolt c2.7 and connects fixed bolster a 2.1. The limiting bolt 8 is fixed on the fixing support a 2.1. The rotating bracket 5 is positioned at one side of the fixed bracket a2.1 of the feeding frame 2.

Buffer stop 13 includes, fixes fixing base 13.1 at the 1 lateral part of guide rail through fixing bolt d13.3, and accommodate the lead screw 13.6 runs through and threaded connection fixing base 13.1, fixing base 13.1 both sides are equipped with respectively with accommodate the lead screw 13.6 threaded connection's fastening nut a13.5 and fastening nut b13.7, and the stop collar 13.10 cover is established and threaded connection is in accommodate the lead screw 13.6 one end, accommodate the lead screw 13.6 inside is equipped with cavity 13.8, compression spring 13.9 one end with the cavity 13.8 inside wall is fixed, and compression spring 13.9 one end is connected with connecting plate 13.2, and connecting plate 13.2 is connected spacing push rod 13.4, spacing push rod 13.4 runs through and extends to the cavity 13.8 outside.

The utility model discloses the working process is as follows:

the relative position of the stopper 20 and the strip-shaped hole 19 is adjusted firstly, then the stopper is fixed through a bolt, so that the working end of the iron blocking 17 can rotate in a preset range, the holding end 17.1 of the iron blocking 17 is locked through the locking bolt 18, the positioning bulge on the inner wall of the holding end 17.1 is clamped in the positioning groove on the periphery of the spring sleeve 9, the holding end 17.1 and the spring sleeve 9 are prevented from rotating relatively, so that the holding end 17.1 and the torsion spring 15 are fixed relatively, the iron blocking 17 rotates anticlockwise (as shown in figure 5) through the elastic force generated by the torsion spring 15, so that the linear blocking wall 17.1 is attached to the stopper 20, the working end of the iron blocking is positioned above the inlet end of the feeding mechanism, a supplied material workpiece cannot enter the feeding frame 2 through the blocking effect of the iron blocking, the workpiece is verified manually, when the workpiece needs to be released, the working end of the iron blocking is manually pulled clockwise, and when the arc-shaped blocking wall 17.3 is contacted with the stopper 20, the material feeding workpiece is moved to the preset position of the material feeding frame 2, the stop iron 17 is loosened, the stop iron 17 is reset through the action of the torsion spring 15, and the stopping effect is continuously achieved.

When a workpiece to be processed is moved to the upper material rack 2 through the feeding roller 3, after the workpiece is moved in place, an operator holds the handle 11 to push the upper material rack 2 to move towards the machine tool direction along the guide rail 1, in the moving process, the bearing 7 at the side part of the rotating bracket 5 is firstly contacted with the stop iron at the side part of the machine tool fixture, the stop iron pushes the rotating bracket 5 to rotate through the bearing 7, the rotating bracket 5 drives the guide plate 4 to turn over, the limit stop 14 moves towards the buffer stop 13 along with the upper material rack 2, the limit stop 14 is contacted with the limit push rod 13.4 of the buffer stop 13 and pushes the limit push rod 13.4, the limit push rod 13.4 pushes and compresses the compression spring 13.9, the compression process of the compression spring 13.9 plays a role in buffering, when the limit stop 14 is moved in place, the limit stop moving is contacted with the limit sleeve 13.10, namely, the limit is limited through the limit sleeve 13.10, and the mode of buffering before, the limiting stop block 14 moves in place, namely the feeding frame 2 moves in place, the guide plate 4 is turned to be coplanar with the feeding surface through the hinge 6, a workpiece is manually pushed to move towards a machine tool clamp, in the pushing process, the workpiece moves forwards along the guide rods 10 on the two sides to ensure that the workpiece does not deviate in the transverse direction, when the workpiece passes through the support rod 12 and the guide plate 4, the workpiece is supported through the support rod 12 and the guide plate 4 together to ensure that the longitudinal deviation does not occur, so that the feeding accuracy is ensured, the clamp can be accurately clamped on a preset position of the workpiece, the clamp clamps clamp the workpiece and lift upwards, then the workpiece moves towards the main shaft direction of the machine tool, after the workpiece leaves the guide plate 4 and the feeding frame 2, a worker holds the handle to pull the feeding frame 2 back along the guide rail 1, after the clamp clamps clamp the workpiece and move in place, the workpiece is processed by the machine tool, after the processing is finished, the worker pushes the, the fixture puts the processed workpiece back on the guide plate 4 and the feeding roller 3, after the fixture loosens the workpiece, a worker moves the workpiece to the feeding roller 3 through the guide plate 4, confirms that the workpiece is completely positioned on the feeding roller 3, withdraws the feeding rack 2 along the guide rail 1, separates the bearing 7 from the stop iron clamping the side part, the guide plate 4 and the rotating bracket 5 turn downwards under the action of self gravity, the rotating bracket 5 is limited through the limiting bolt 8 on the fixed bracket a2.1 to prevent the rotating bracket 5 from turning over a stroke, after the feeding rack 2 returns, the processed workpiece is moved away, the next workpiece to be processed is transferred onto the feeding rack 2, and then enters the next feeding and processing cycle.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.

Claims

1. A feeding mechanism for machine tool machining is characterized by comprising a feeding frame (2) which is connected on a guide rail (1) in a sliding way, the feeding frame (2) is rotatably connected with a plurality of feeding rollers (3), the side part of the feeding frame (2) is rotatably connected with a guide plate (4), the guide plate (4) is positioned on the rotating bracket (5), the side part of the rotating bracket (5) is provided with a bearing (7), the rotating bracket (5) is rotatably connected with the upper material rack (2) through a hinge (6), the bottom of the upper material rack (2) is provided with a limit bolt (8) for limiting the rotating angle of the rotating bracket (5), guide rods (10) are arranged at two ends of the feeding frame (2), the guide rods (10) are positioned at two sides of the guide plate (4), the end part of the guide rail (1) is provided with a buffer stopper (13), and the buffer stopper (13) is arranged opposite to a limit stop (14) at the side bottom of the upper material rack (2); torsion spring (15) are connected with support (16), and the end (17.1) cover of holding tightly of fender iron (17) is established torsion spring (15) periphery is gone up and is locked through locking bolt (18), locking bolt (18) lateral part is equipped with relative sharp fender wall (17.2) and the arc fender wall (17.3) that sets up, and stopper (20) are fixed on bar hole (19) that are located support (16) through the bolt, stopper (20) are located sharp fender wall (17.2) and arc fender wall (17.3) between.

2. The feeding mechanism for machine tool machining according to claim 1, characterized in that the feeding frame (2) comprises a fixing support a (2.1) and a fixing support b (2.2) which are oppositely arranged, a fixing block (2.3) is fixed on the fixing support b (2.2), the fixing block (2.3) and the fixing support b (2.2) are respectively connected with one end of a connecting plate (2.6) through a fixing bolt a (2.4) and a fixing bolt b (2.5), and the other end of the connecting plate (2.6) is connected with the fixing support a (2.1) through a fixing bolt c (2.7).

3. The feed mechanism for machine tool machining according to claim 2, characterized in that the limit bolt (8) is fixed on a fixed bracket a (2.1).

4. The loading mechanism for machine tool machining according to claim 2, characterized in that the rotating support (5) is located on the side of the fixed support a (2.1) of the loading frame (2).

5. The loading mechanism for machine tool machining according to claim 1, characterized in that the bearing (7) is arranged opposite to a pushing block at the side of the machine tool clamp.

6. The loading mechanism for machine tool machining according to claim 1, characterized in that a handle (11) is provided on the loading frame (2) on the opposite side of the guide bar (10).

7. The loading mechanism for machine tool machining according to claim 1, characterized in that the guide plate (4) is provided with support bars (12) on both sides, the support bars (12) being located between two guide bars (10).

8. The feeding mechanism for machine tool machining according to claim 1, characterized in that the torsion spring (15) is connected with a spring sleeve (9) sleeved at the periphery, a positioning groove is formed at the periphery of the spring sleeve (9), a holding end (17.1) is sleeved on the spring sleeve (9), a positioning protrusion is arranged on the inner wall of the holding end (17.1), and the positioning protrusion is located in the positioning groove.

9. The feed mechanism for machine tool machining according to claim 1, characterized in that the bump stopper (13) comprises, a fixed seat (13.1) fixed at the side part of the guide rail (1) through a fixed bolt d (13.3), an adjusting screw rod (13.6) penetrates through and is in threaded connection with the fixed seat (13.1), a fastening nut a (13.5) and a fastening nut b (13.7) which are in threaded connection with the adjusting screw rod (13.6) are respectively arranged at two sides of the fixed seat (13.1), a limiting sleeve (13.10) is sleeved and in threaded connection with one end of the adjusting screw rod (13.6), adjusting screw (13.6) inside is equipped with cavity (13.8), compression spring (13.9) one end with cavity (13.8) inside wall is fixed, and compression spring (13.9) one end is connected with connecting plate (13.2), and spacing push rod (13.4) are connected in connecting plate (13.2), spacing push rod (13.4) run through and extend to cavity (13.8) outside.