Automatic bar processing machine tool
By adopting an automated V-type feeding plate and telescopic rod structure in the bar processing device, a conveyor belt driven by a servo motor and an accurate pushing device, the problems of poor loading effect and troublesome processing operations in the prior art are solved, and high efficiency is achieved , accurate bar material processing improves bar material utilization and control accuracy.
Patent Information
- Application Number
- CN202010810746.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2020-08-13
- Publication Date
- 2024-12-24
- Estimated Expiration
- 2040-08-13
AI Technical Summary
The existing bar material processing equipment has problems such as poor loading effect, troublesome processing operation, high labor intensity and low bar material utilization rate.
An automatic bar processing machine tool was designed, using a V-type feeding plate and telescopic rod structure, combining a servo motor and a conveyor belt to achieve automatic loading and precise processing; directional processing is performed through the spindle and encoder, and horizontal and longitudinal pushing devices are used for The movement of the turning tool realizes automatic cutting and finished product production; the adjustment of the guide rack and the cover design adapt to different specifications of bar materials, improving the flexibility of loading and processing.
Improves the loading effect, simplifies processing operations, reduces labor intensity, improves bar material utilization, enhances control accuracy and processing accuracy, and facilitates waste disposal.
Smart Images
Figure CN111822730B_ABST
Abstract
Description
Technical Field
[0001] The invention relates to a processing machine tool, in particular to an automatic bar processing machine tool. Background Art
[0002] At present, common bar processing requires manual delivery of the bar to the inclined guide rack, and the bar can roll onto the feed plate after passing through the guide rack; since the bar has a certain inertia during the rolling process, the bar is easy to roll out of the feed plate, and the inertia of bars of different specifications during the rolling process is different, which will cause the bar to roll to different positions of the feed plate, which is inconvenient for the subsequent conveying operation of the feed plate, and the feeding effect is poor; and after the bar is sent to the processing machine, it is first cut into a fixed length and then manually sent to the CNC machine for processing, which is troublesome; and manual auxiliary operation is required, which has a high labor intensity; in order to meet the clamping operation of the CNC machine, a certain length of bar needs to be reserved for clamping, resulting in a low utilization rate of the bar. Therefore, the existing bar processing device has the problems of poor feeding effect, troublesome processing operation, high labor intensity and low utilization rate of the bar. Summary of the invention
[0003] The object of the present invention is to provide an automatic bar material processing machine tool. The present invention can not only improve the feeding effect, but also has the advantages of more convenient processing operation, less labor intensity and higher bar material utilization rate.
[0004] The technical solution of the present invention is as follows: an automatic bar material processing machine tool comprises a processing frame, a feeding frame is arranged on one side of the processing frame; a horizontal feeding plate is arranged on the feeding frame, and a pushing device is arranged above the feeding plate; the feeding plate is arranged in a V-shape, and a support block is fixed on the bottom surface of both ends of the feeding plate; one side of each support block is hinged on the feeding frame, and the other side of each support block is connected to the feeding frame with an inclined No. 1 telescopic rod; an inclined material guide frame is arranged on the side of the feeding frame corresponding to the feeding plate; a connecting seat is fixed on the processing frame, and a main shaft is rotatably connected to the connecting seat; the main shaft An encoder is connected to it, a bar material conduit aligned with the feed plate is fixed to one end of the spindle, and an outer clamp is arranged on the other end of the spindle; a transverse sliding seat is arranged at a position corresponding to one side of the outer clamp on the processing frame, and the moving direction of the transverse sliding seat is arranged parallel to the bar material conduit, and a transverse pushing device is connected between the transverse sliding seat and the processing frame; a longitudinal sliding seat is arranged above the transverse sliding seat, and the moving direction of the longitudinal sliding seat is perpendicular to the bar material conduit, and a longitudinal pushing device is connected between the longitudinal sliding seat and the transverse sliding seat; a tool rack is arranged on the top surface of the longitudinal sliding seat, and a plurality of turning tools are fixed on the tool rack.
[0005] In the aforementioned automatic bar processing machine tool, a No. 2 telescopic rod is connected between the guide frame and the ground, and a stop block is arranged at the bottom of the guide frame; a rotating shaft is rotatably connected at the bottom position of the guide frame, and the rotating shaft is fixed on the loading frame; a plurality of Z-shaped push blocks are fixed in the axial direction of the rotating shaft, and a No. 3 telescopic rod is connected between the bottom end of the push block and the loading frame.
[0006] In the aforementioned automatic bar processing machine tool, a cover plate is provided on the upper cover of the material guide frame, and adjusting screws are connected between the two sides of the cover plate and the material guide frame.
[0007] In the aforementioned automatic bar processing machine tool, the pushing device includes a guide rod fixed on a loading frame, and a pushing block arranged above a feeding plate is slidably connected to the guide rod; a driving wheel and a driven wheel are respectively arranged at positions corresponding to the two ends of the guide rod on the loading frame, and a servo motor is connected to the driving wheel; a conveyor belt is connected between the driving wheel and the driven wheel, and the conveyor belt is fixedly connected to the pushing block.
[0008] In the aforementioned automatic bar processing machine tool, a position sensor is fixed on the loading frame at a position corresponding to the discharge port on the feeding plate.
[0009] In the aforementioned automatic bar processing machine tool, the lateral pushing device includes a No. 1 servo motor fixed on the processing frame, the No. 1 servo motor is connected to a No. 1 screw rod arranged horizontally, the No. 1 screw rod is threadedly connected to a No. 1 slider, and the No. 1 slider is fixed to the bottom surface of the lateral sliding seat; No. 1 slide rails are fixed on the processing frame at positions corresponding to both sides of the lateral sliding seat, and a No. 1 slide groove that cooperates with the No. 1 slide rail for sliding is fixed on the bottom surface of the lateral sliding seat.
[0010] In the aforementioned automatic bar processing machine tool, the longitudinal pushing device includes a No. 2 servo motor fixed on a transverse sliding seat, the No. 2 servo motor is connected to a No. 2 longitudinally arranged screw rod, the No. 2 screw rod is threadedly connected to a No. 2 slider, and the No. 2 slider is fixed to the bottom surface of the longitudinal sliding seat; No. 2 slide rails are fixed on the transverse sliding seat at positions corresponding to both sides of the longitudinal sliding seat, and a No. 2 slide groove that slides in cooperation with the No. 2 slide rail is fixed on the bottom surface of the longitudinal sliding seat.
[0011] In the aforementioned automatic bar processing machine tool, a brake disc is fixed on the main shaft, and a brake caliper fixed on the connecting seat is arranged on the brake disc.
[0012] In the aforementioned automatic bar processing machine, the top surface of the longitudinal sliding seat is fixed with a longitudinally arranged mounting groove and a waist-shaped hole; the bottom end of the tool holder is fixed with a mounting slide block at the position corresponding to the mounting groove, and the bottom end of the tool holder is fixed with a fixing screw at the position corresponding to the waist-shaped hole.
[0013] In the aforementioned automatic bar processing machine tool, a lower hopper is fixed on the processing frame at a position corresponding to the position below the transverse sliding seat.
[0014] Compared with the prior art, the present invention improves the existing bar processing device, by setting the feed plate into a V shape, and the inclined No. 1 telescopic rod can drive the feed plate to tilt through the support block; when the bar rolls down along the inclined guide frame, it can be blocked by the side plate of the inclined V-shaped feed plate, and then the inclined V-shaped feed plate can be driven to reset by the No. 1 telescopic rod, so that the cylindrical bar can be confined to the middle of the feed plate, and the feeding effect is better; by feeding the bar from the bar guide tube into the spindle, the bar extends out of the spindle to a certain extent After the length is measured, the bar is clamped with an external clamp; and the encoder on the spindle can better know the rotation angle of the spindle, so as to perform directional processing on the bar; then the horizontal sliding seat and the longitudinal sliding seat are controlled to drive the tool holder, so that the multiple different turning tools on the tool holder can process and cut the end of the bar, and the finished parts can be obtained directly, and the processing operation is more convenient; the bar is directly clamped for processing, and there is no need to reserve a clamping section, so the utilization rate of the bar is higher; and there is no need to manually transfer the cut bar, so the labor intensity is relatively low.In addition, the present invention has a rotating shaft connected to the frame, and the guide rack is rotatably sleeved on the rotating shaft; when the guide rack is manually placed with rods, the No. 3 telescopic rod can reduce the inclination angle of the guide rack, which is convenient for use; the block at the bottom of the guide rack can prevent the rods from moving toward the feeding plate, so that multiple rods can be stacked on the guide rack in sequence; when the inclined No. 3 telescopic rod pushes the bottom end of the Z-shaped push block, the top of the push block can push up a rod at the stop block position and push it over the stop block to roll toward the feeding plate, so that the feeding operation is carried out one by one, which is more convenient to operate; the guide rack is covered with a cover plate, and the cover plate can be adjusted by adjusting the screw to adjust the cover plate and the guide plate The gap between the racks can meet the requirements of loading bars of various specifications and has a wide range of applications. The gap between the cover plate and the guide rack is slightly larger than the diameter of the bar, which can prevent the bars from stacking and affecting the loading effect of the bar. The bars can be arranged one by one on the guide rack, which is convenient for arranging the bars. The pushing device can accurately drive the conveyor belt to rotate between the driving wheel and the driven wheel through a servo motor, and drive the pushing block to move along the guide rod, while pushing the bars on the feeding plate. The accuracy of bar movement is high. A position sensor is fixed on the rack at the position of the discharge port on the feeding plate, which can accurately know the position of the bar. The rods are sent to the outlet of the feeding plate at the same time, which is convenient for controlling the conveying distance of subsequent rods, and the control accuracy is high; the horizontal push device and the longitudinal push device are driven by servo motors, and the control accuracy is high; and the horizontal sliding seat is guided by the No. 1 slide rail and the No. 1 slide groove, and the longitudinal sliding seat is guided by the No. 2 slide rail and the No. 2 slide groove. The sliding process is not easy to deviate, and the control accuracy is high; a brake disc is fixed on the spindle, and a brake caliper is set on the brake disc, which can cooperate with the encoder on the spindle to better orient the rod (can distinguish when the rod is positive, can cooperate with the flying cutter disc to mill polygons, or Indexing milling groove processing) is convenient for bar processing; the tool holder can slide and be connected to the installation groove on the longitudinal sliding seat through the installation slider at the bottom, so that when the turning tool on the tool holder contacts the bar, the tool holder will not be pushed laterally, ensuring the processing accuracy; the tool holder can move longitudinally along the longitudinal sliding seat and be fixed with fixing screws, which is convenient for adjusting the installation position of the tool holder; a lower hopper is provided at the position below the corresponding horizontal sliding seat on the frame, and the waste generated by bar milling and the cut parts can be collected through the lower hopper under their own gravity, and the waste treatment is more convenient. Therefore, the present invention can not only improve the feeding effect, but also has the advantages of more convenient processing operation, less labor intensity, higher bar utilization rate, more convenient use, wider application range, higher control accuracy, higher processing accuracy and more convenient feeding. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] Figure 1 It is a schematic diagram of the structure of the present invention;
[0016] Figure 2 It is a structural diagram of the loading rack position;
[0017] Figure 3 It is a schematic diagram of the structure of the adjusting screw;
[0018] Figure 4 It is a schematic diagram of the structure at the position of the guide rack;
[0019] Figure 5 It is a schematic diagram of the structure of the push block;
[0020] Figure 6 It is a schematic diagram of the structure of the propulsion device;
[0021] Figure 7 yes Figure 1 A partial enlarged view of the middle A area;
[0022] Figure 8 It is a schematic diagram of the structure of the processing frame after removing the tool holder.
[0023] The markings in the attached drawings are: 1-processing frame, 2-loading frame, 3-feeding plate, 4-support plate, 5-No. 1 telescopic rod, 6-guide frame, 7-connecting seat, 8-spindle, 9-encoder, 10-bar guide tube, 11-outer clamp collet, 12-lateral sliding seat, 13-longitudinal sliding seat, 14-tool rack, 15-turning tool, 16-No. 2 telescopic rod, 17-stopper, 18-rotating shaft, 19-push block, 20-No. 3 telescopic rod, 21-cover plate, 22-adjusting screw, 23-guide Rod, 24-pushing block, 25-driving wheel, 26-driven wheel, 27-servo motor, 28-conveyor belt, 29-position sensor, 30-servo motor No. 1, 31-screw rod No. 1, 32-slide rail No. 1, 33-slide groove No. 1, 34-servo motor No. 2, 35-screw rod No. 2, 36-slide rail No. 2, 37-slide groove No. 2, 38-brake disc, 39-brake caliper, 40-mounting groove, 41-waist hole, 42-mounting slider, 43-fixing screw, 44-lower hopper. DETAILED DESCRIPTION
[0024] The present invention is further described below in conjunction with the accompanying drawings and embodiments, but they are not intended to limit the present invention.
[0025] Embodiment. An automatic bar processing machine tool, comprising: Figures 1 to 8As shown, it includes a processing frame 1, and a feeding frame 2 is arranged on one side of the processing frame 1; a horizontal feeding plate 3 is arranged on the feeding frame 2, and a pushing device is arranged above the feeding plate 3; the feeding plate 3 is arranged in a V-shape, and a support block 4 is fixed on the bottom surface of both ends of the feeding plate 3; one side of each support block 4 is hinged on the feeding frame 2, and the other side of each support block 4 is connected to the feeding frame 2 with an inclined No. 1 telescopic rod 5; an inclined guide frame 6 is arranged on the side of the feeding frame 2 corresponding to the feeding plate 3; a connecting seat 7 is fixed on the processing frame 1, and a main shaft 8 is rotatably connected to the connecting seat 7; an encoder 9 is connected to the main shaft 8, and one end of the main shaft 8 is fixed with A bar material conduit 10 is aligned with the feeding plate 3, and an outer clamp 11 is arranged at the other end of the main shaft 8; a transverse sliding seat 12 is arranged at a position on the processing frame 1 corresponding to one side of the outer clamp 11, and the moving direction of the transverse sliding seat 12 is arranged parallel to the bar material conduit 10, and a transverse pushing device is connected between the transverse sliding seat 12 and the processing frame 1; a longitudinal sliding seat 13 is arranged above the transverse sliding seat 12, and the moving direction of the longitudinal sliding seat 13 is perpendicular to the bar material conduit 10, and a longitudinal pushing device is connected between the longitudinal sliding seat 13 and the transverse sliding seat 12; a tool rack 14 is arranged on the top surface of the longitudinal sliding seat 13, and a plurality of turning tools 15 are fixed on the tool rack 14.
[0026] A second telescopic rod 16 is connected between the guide frame 6 and the ground, and a stopper 17 is provided at the bottom of the guide frame 6; a rotating shaft 18 is rotatably connected at the bottom of the guide frame 6, and the rotating shaft 18 is fixed to the feeding frame 2; a plurality of Z-shaped push blocks 19 are fixed in the axial direction of the rotating shaft 18, and a third telescopic rod 20 is connected between the bottom end of the push block 19 and the feeding frame 2; a cover plate 21 is provided on the upper cover of the guide frame 6, and adjusting screws 22 are connected between the two sides of the cover plate 21 and the guide frame 6; the pushing device includes a guide rod 23 fixed to the feeding frame 2, and a screw 22 provided on the feeding plate 3 is slidably connected to the guide rod 23. The pushing block 24 is arranged on the side; a driving wheel 25 and a driven wheel 26 are respectively arranged at the positions corresponding to the two ends of the guide rod 23 on the feeding frame 2, and a servo motor 27 is connected to the driving wheel 25; a conveyor belt 28 is connected between the driving wheel 25 and the driven wheel 26, and the conveyor belt 28 is fixedly connected to the pushing block 24; a position sensor 29 is fixed on the feeding frame 2 at the position corresponding to the discharge port on the feeding plate 3; the lateral pushing device includes a No. 1 servo motor 30 fixed on the processing frame 1, and the No. 1 servo motor 30 is connected to a No. 1 screw rod 31 arranged horizontally, and the No. 1 screw rod 31 is threadedly connected to a No. 1 slider, The first slider is fixed to the bottom surface of the horizontal sliding seat 12; the first slide rail 32 is fixed to the processing frame 1 at the positions corresponding to both sides of the horizontal sliding seat 12, and the first slide groove 33 that slides with the first slide rail 32 is fixed to the bottom surface of the horizontal sliding seat 12; the longitudinal pushing device includes a second servo motor 34 fixed to the horizontal sliding seat 12, and the second servo motor 34 is connected to a longitudinally arranged second screw rod 35, and the second screw rod 35 is threadedly connected to the second slider, and the second slider is fixed to the bottom surface of the longitudinal sliding seat 13; the positions on the horizontal sliding seat 12 corresponding to both sides of the longitudinal sliding seat 13 are fixed There is a No. 2 slide rail 36, and a No. 2 slide groove 37 that slides in cooperation with the No. 2 slide rail 36 is fixed on the bottom surface of the longitudinal sliding seat 13; a brake disc 38 is fixed on the main shaft 8, and a brake caliper 39 fixed on the connecting seat 7 is provided on the brake disc 38; a longitudinally arranged mounting groove 40 and a waist-shaped hole 41 are fixed on the top surface of the longitudinal sliding seat 13; a mounting slider 42 is fixed at the position of the bottom end of the tool holder 14 corresponding to the mounting groove 40, and a fixing screw 43 is fixed at the position of the bottom end of the tool holder 14 corresponding to the waist-shaped hole 41; a lower hopper 44 is fixed at the position below the transverse sliding seat 12 on the processing frame 1.
[0027] Working principle: The staff turns the adjusting screw 22 on the cover plate 21 according to the specifications of the bar material to be processed, thereby adjusting the height of the cover plate 21 on the guide frame 6, so that the distance between the cover plate 21 and the guide frame 6 is slightly larger than the width of the bar material. The staff inserts the mounting slide 42 at the bottom of the tool rack 14 into the mounting groove 40 on the longitudinal sliding seat 13, places the tool rack 14 in a suitable position, and then uses the fixing screw 43 to pass through the waist-shaped hole 41 to fix the tool rack 14 on the longitudinal sliding seat 13.
[0028] Next, the rods are placed in the guide rack 6 on one side of the loading frame 2. The multiple blocks 17 at the bottom of the guide rack 6 can limit the rods on the guide rack 6, and the rods will be arranged one by one on the guide rack 6; then, the No. 2 telescopic rod 16 is extended to increase the inclination angle of the guide rack 6, and the rods will roll down along the guide rack 6 to the position of the block 17; then, the No. 1 telescopic rod 5 is extended to push the support block 4, so that the feeding plate 3 on the top of the support block 4 becomes inclined; then, the No. 3 telescopic rod 20 pushes the bottom of the Z-shaped push block 19, so that the top of the push block 19 rises, and a rod that is close to the block 17 is pushed upward through the block 17; after passing the block 17, the rod rolls onto the inclined V-shaped feeding plate 3, and then the No. 1 telescopic rod 5 is reset to drive the feeding plate 3 to a vertical state.
[0029] The servo motor 27 drives the driving wheel 25 to rotate, and the driving wheel 25 drives the driven wheel 26 to rotate synchronously through the conveyor belt 28, and can make the pushing block 24 fixed on the conveyor belt 28 slide along the guide rod 23; when the pushing block 24 contacts the bar on the feeding plate 3, the bar is pushed; when the end of the bar moves to the position sensor 29, the position sensor 29 transmits a signal to the controller, so that the controller can control the rotation of the servo motor to control the feeding length of the bar.
[0030] The bar material is fed into the spindle 8 from the bar material guide tube 10 at one end of the spindle 8 along the feeding plate 3. After the bar material is fed out of the spindle 8 for a certain distance, the outer clamp 11 is controlled to clamp the bar material. The rotation of the motor on the connecting seat 7 can drive the main shaft 8 to rotate synchronously, and make the bar inside the main shaft 8 rotate; and the No. 1 servo motor 30 drives the No. 1 screw rod 31 to rotate, so that the No. 1 slider on the No. 1 screw rod 31 moves along the No. 1 screw rod 31, thereby driving the transverse sliding seat 12 to move transversely; the No. 1 slide groove 33 at the bottom of the transverse sliding seat 12 can move along the No. 1 slide rail 32 on the processing frame 1; the No. 2 servo motor 34 drives the No. 2 screw rod 35 to rotate, so that the No. 2 slider on the No. 2 screw rod 35 moves along the No. 2 screw rod 35, thereby driving the longitudinal sliding seat 13 to move longitudinally; the No. 2 slide groove 37 at the bottom of the longitudinal sliding seat 13 can move along the No. 2 slide rail 36 on the transverse sliding seat 12; thereby, the multiple turning tools 15 on the tool holder 14 can mill and cut the bar material, and process the bar material into finished parts.
[0031] The encoder 9 on the spindle 8 can accurately determine the position of the bar after rotation, and the spindle 8 can be directional-controlled through the brake caliper 39 and the brake disc 38 on the spindle 8; the waste during bar milling and the cut parts can be collected through the lower hopper 44 under the action of their own gravity.
Claims
1. An automatic bar processing machine tool, characterized in that: The invention comprises a processing frame (1), wherein a feeding frame (2) is arranged on one side of the processing frame (1); a horizontal feeding plate (3) is arranged on the feeding frame (2), and a pushing device is arranged above the feeding plate (3); the feeding plate (3) is arranged in a V-shape, and a support block (4) is fixed on the bottom surface of both ends of the feeding plate (3); one side of each support block (4) is hinged on the feeding frame (2), and the other side of each support block (4) is connected to the feeding frame (2) with an inclined No. 1 telescopic rod (5); an inclined material guide frame (6) is arranged on the side of the feeding frame (2) corresponding to the feeding plate (3); a connecting seat (7) is fixed on the processing frame (1), and a main shaft (8) is rotatably connected to the connecting seat (7); the main shaft (8) is connected to a An encoder (9) is connected, one end of the spindle (8) is fixed with a bar guide tube (10) aligned with the feed plate (3), and the other end of the spindle (8) is provided with an outer clamp (11); a transverse sliding seat (12) is provided at a position on the processing frame (1) corresponding to one side of the outer clamp (11), the moving direction of the transverse sliding seat (12) is arranged parallel to the bar guide tube (10), and a transverse pushing device is connected between the transverse sliding seat (12) and the processing frame (1); a longitudinal sliding seat (13) is provided above the transverse sliding seat (12), the moving direction of the longitudinal sliding seat (13) is perpendicular to the bar guide tube (10), and a longitudinal pushing device is connected between the longitudinal sliding seat (13) and the transverse sliding seat (12); the longitudinal sliding seat (1 A tool rack (14) is arranged on the top surface of the processing machine frame (3), and a plurality of turning tools (15) are fixed on the tool rack (14); the pushing device comprises a guide rod (23) fixed on the feeding frame (2), and a pushing block (24) arranged above the feeding plate (3) is slidably connected to the guide rod (23); a driving wheel (25) and a driven wheel (26) are respectively arranged at positions corresponding to the two ends of the guide rod (23) on the feeding frame (2), and a servo motor (27) is connected to the driving wheel (25); a conveyor belt (28) is connected between the driving wheel (25) and the driven wheel (26), and the conveyor belt (28) is fixedly connected to the pushing block (24); the lateral pushing device comprises a No. 1 servo motor (30) fixed on the processing frame (1), and a No. The servo motor (30) is connected to a horizontally arranged No. 1 screw rod (31), the No. 1 screw rod (31) is threadedly connected to a No. 1 slider, and the No. 1 slider is fixed to the bottom surface of the horizontal sliding seat (12); the processing frame (1) is fixed with a No. 1 slide rail (32) at positions corresponding to both sides of the horizontal sliding seat (12), and the bottom surface of the horizontal sliding seat (12) is fixed with a No. 1 slide groove (33) that slides in cooperation with the No. 1 slide rail (32); the longitudinal pushing device comprises a No. 2 servo motor (34) fixed to the horizontal sliding seat (12), the No. 2 servo motor (34) is connected to a vertically arranged No. 2 screw rod (35), the No. 2 screw rod (35) is threadedly connected to a No. 2 slider, and the No. 2 slider is fixed to the bottom surface of the longitudinal sliding seat (13);A second slide rail (36) is fixed to the transverse slide seat (12) at positions corresponding to both sides of the longitudinal slide seat (13), and a second slide groove (37) is fixed to the bottom surface of the longitudinal slide seat (13) and slides in cooperation with the second slide rail (36). ; 2. The automatic bar processing machine tool according to claim 1, characterized in that: A second telescopic rod (16) is connected between the guide frame (6) and the ground, and a stopper (17) is provided at the bottom of the guide frame (6); a rotating shaft (18) is rotatably connected at the bottom of the guide frame (6), and the rotating shaft (18) is fixed on the loading frame (2); a plurality of Z-shaped push blocks (19) are fixed in the axial direction of the rotating shaft (18), and a third telescopic rod (20) is connected between the bottom end of the push block (19) and the loading frame (2).
3. The automatic bar processing machine tool according to claim 1, characterized in that: A cover plate (21) is provided above the material guide frame (6), and adjustment screws (22) are connected between both sides of the cover plate (21) and the material guide frame (6).
4. The automatic bar processing machine tool according to claim 1, characterized in that: A position sensor (29) is fixed on the loading frame (2) at a position corresponding to the discharge port on the feeding plate (3).
5. The automatic bar processing machine tool according to claim 1, characterized in that: A brake disc (38) is fixed on the main shaft (8), and a brake caliper (39) fixed on the connecting seat (7) is provided on the brake disc (38).
6. The automatic bar processing machine tool according to claim 1, characterized in that: A longitudinally arranged mounting groove (40) and a waist-shaped hole (41) are fixed on the top surface of the longitudinal sliding seat (13); a mounting slide block (42) is fixed at a position of the bottom end of the tool rack (14) corresponding to the mounting groove (40), and a fixing screw (43) is fixed at a position of the bottom end of the tool rack (14) corresponding to the waist-shaped hole (41).
7. An automatic bar processing machine tool according to any one of claims 1 to 6, characterized in that: A lower hopper (44) is fixed on the processing frame (1) at a position corresponding to the lower side of the transverse sliding seat (12).