A self-controlled CNC leather roller grinding machine

Abstract

The utility model discloses an automatic control type numerical control leather roller grinding machine, comprising a frame, an operation panel and a head frame are arranged on the frame, a first slide is connected to the frame through a first displacement mechanism, a tail frame is arranged on the first slide, the tail frame is arranged opposite to the head frame, a head shaft is rotatably connected to the head frame, a head fixture is connected to the head shaft, a driving mechanism for driving the head shaft to rotate is arranged in the head frame, a cylinder is arranged on the tail frame, a telescopic end of the cylinder is rotatably connected to the tail fixture through a rotary bearing, a positioning hole is arranged on the end face of the head fixture, the head fixture and the tail fixture are arranged opposite to each other, and a diameter detection device is arranged on the head frame above the head fixture. The diameter detection device automatically detects the diameter of the leather roller, and senses the distance between it and the head shaft through a distance sensor, so that the grinding mechanism can accurately grind the leather roller.

Description

Technical Field

[0001] The utility model relates to the technical field of leather roller grinding machines, in particular to a self-controlled numerically controlled leather roller grinding machine. Background Art

[0002] The texturing machine is a kind of textile machine that can process untwisted yarns such as polyester and polypropylene into elastic yarns with medium elasticity and low elasticity through false twisting. The texturing machine has a leather roller, which includes a roller and a rubber sleeve on the outside of the roller. The leather roller needs to be polished during the production process, but the current leather roller grinding machine has the following problems: during grinding, the diameter of the leather roller cannot be automatically detected, which makes it impossible to adjust the distance between the grinding wheel and the leather roller, resulting in poor grinding effect. Summary of the invention

[0003] In view of the deficiencies in the prior art, the utility model provides a self-controlled numerically controlled leather roller grinding machine to solve the problems mentioned in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] A self-controlled CNC roller grinding machine comprises a frame, an operation panel and a head frame are provided on the frame, a first slide is connected to the frame through a first displacement mechanism, the first slide is driven to move left and right by the first displacement mechanism, a tail frame is provided on the first slide, the tail frame is arranged opposite to the head frame, a head shaft is rotatably connected to the head frame, a head fixture is connected to the head shaft, a driving mechanism for driving the head shaft to rotate is provided in the head frame, a cylinder is provided on the tail frame, the telescopic end of the cylinder is rotatably connected to the tail fixture through a rotating bearing, a positioning hole is provided on the end face of the head fixture, the head fixture and the tail fixture are arranged opposite to each other, a diameter detection device is provided on the head frame above the head fixture, a second slide is connected to the rear side of the frame through a second displacement mechanism, a third slide is connected to the second slide through a third displacement mechanism, a grinding mechanism is provided on the third slide, the second slide is driven to move left and right by the second displacement mechanism, and the third slide is driven to move forward and backward by the third displacement mechanism; a distance sensor toward the head fixture is provided on the grinding mechanism.

[0006] Preferably, the diameter detection device includes a mounting frame connected to the head frame, and a laser displacement sensor connected to the mounting frame, and the laser displacement sensor is located above the head fixture.

[0007] The above technical solution can detect the thickness of the roller through the laser displacement sensor, thereby measuring the diameter.

[0008] Preferably, the first displacement mechanism includes first bearing seats arranged on both sides of the front of the frame, a first screw rod rotatably connected to the two first bearing seats, a first motor arranged at one end of the frame and transmission connected to the first screw rod, a first guide rail arranged on the frame and located on both sides of the first screw rod, a first slide seat slidably connected to the first guide rail, and the first slide seat is threadedly connected to the first screw rod.

[0009] The above technical solution can control the first slide to move left and right on the frame through the first displacement mechanism, so that the tail clamp moves toward the head clamp to clamp the leather roller.

[0010] Preferably, the second displacement mechanism includes second bearing seats arranged on both sides of the rear of the frame, a second screw rod rotatably connected to the two second bearing seats, a second motor arranged at one end of the frame and transmission connected to the second screw rod, a second guide rail arranged on the frame and located on both sides of the second screw rod, a second slide seat slidably connected to the second guide rail, and the second slide seat is threadedly connected to the second screw rod.

[0011] The above technical solution can drive the second slide to move left and right through the second displacement mechanism, so that the grinding mechanism is aligned with the leather roller.

[0012] Preferably, the third displacement mechanism includes a third bearing seat arranged at the front and rear ends of the second slide, a third screw rod rotatably connected to the two third bearing seats, a third motor arranged at the rear end of the second slide and transmission connected to the third screw rod, and a third guide rail arranged on the second slide and located on both sides of the third screw rod. The third slide is slidably connected to the third guide rail, and the third slide is threadedly connected to the third screw rod.

[0013] The above technical solution can drive the third slide to move forward and backward through the third displacement mechanism, thereby adjusting the distance between the grinding mechanism and the leather roller.

[0014] Preferably, the driving mechanism is a fourth motor arranged in the head frame, a first transmission shaft connected to the fourth motor through a coupling, a main gear connected to the first transmission shaft, and a sub-gear connected to the head shaft, and the main gear is meshed with the sub-gear.

[0015] The above technical solution can drive the head shaft to rotate through the driving mechanism, thereby driving the leather roller to rotate, so as to achieve comprehensive grinding of the leather roller.

[0016] Preferably, the grinding mechanism includes a fifth motor arranged on a third slide, a second transmission shaft connected to the fifth motor through a coupling, a driving wheel connected to the second transmission shaft, a grinding frame connected to the third slide, a rotating shaft rotatably connected to the grinding frame, a grinding wheel and a driven wheel connected to the rotating shaft, the driving wheel and the driven wheel are connected by a transmission belt, the grinding wheel is facing the direction of the head clamp, and the distance sensor is installed on one side of the grinding frame.

[0017] In the above technical solution, the leather roller can be polished by the polishing mechanism, and the distance between the polishing mechanism and the leather roller can be measured by the distance sensor.

[0018] Preferably, both ends of the first slide, both ends of the second slide, and both ends of the third slide are connected to accordion protective covers, and the first guide rail, the second guide rail, and the third guide rail are all located in their respective accordion protective covers.

[0019] The above technical solution can prevent dust or debris generated by grinding from adhering to the guide rail through the accordion protective cover, thereby reducing damage.

[0020] Compared with the prior art, the beneficial effects of the utility model are:

[0021] The worker places the leather roller on the head clamp and then clamps it with the tail clamp. The diameter detection device automatically detects the diameter of the leather roller. The grinding mechanism senses the distance between it and the head shaft through the distance sensor and automatically adjusts the position of the third slide according to the diameter of the leather roller, so that the grinding mechanism can accurately grind the leather roller. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a structural schematic diagram of the utility model;

[0023] Figure 2 This is a schematic diagram of grinding the leather roller;

[0024] Figure 3 is a schematic diagram of the driving mechanism;

[0025] Figure 4 This is a schematic diagram of the utility model after removing the accordion protective cover;

[0026] In the figure: 1-frame, 2-operation panel, 3-head frame, 4-first slide, 5-tail frame, 6-head shaft, 7-head fixture, 8-cylinder, 9-tail fixture, 10-positioning hole, 11-second slide, 12-third slide, 13-distance sensor, 14-mounting frame, 15-laser displacement sensor, 16-first bearing seat, 17-first screw rod, 18-first motor, 19-first guide rail, 20-second bearing seat, 21-second screw rod, 22-second motor, 23-second guide rail, 24-third bearing seat, 25-third screw rod, 26-third motor, 27-third guide rail, 28-fourth motor, 29-main gear, 30-sub gear, 32-fifth motor, 33-grinding frame, 34-grinding wheel, 35-organ protective cover, 36-leather roller. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0028] See also Figure 1 and Figure 4 A self-controlled CNC leather roller grinding machine includes a frame 1, an operation panel 2 and a head frame 3 are arranged on the frame 1, a first slide 4 is connected to the frame 1 through a first displacement mechanism, and the first slide 4 is driven to move left and right through the first displacement mechanism. Specifically, the first displacement mechanism includes a first bearing seat 16 arranged on both sides of the front of the frame, a first screw rod 17 rotatably connected to the two first bearing seats, a first motor 18 arranged at one end of the frame and connected to the first screw rod, and a first guide rail 19 arranged on the frame and located on both sides of the first screw rod. The first slide 4 is slidably connected to the first guide rail 19, and the first slide 4 is threadedly connected to the first screw rod 17. When the first motor is started and the first screw rod is driven to rotate, the first slide can be driven to move on the first guide rail, so that the first slide moves toward the head frame 3.

[0029] like Figure 1 As shown, the first slide 4 is provided with a tail frame 5, which is arranged opposite to the head frame 3, the head frame 3 is rotatably connected with a head shaft 6, the head shaft 6 is connected with a head fixture 7, and the head frame 3 is provided with a driving mechanism for driving the head shaft 6 to rotate. Specifically, the driving mechanism is a fourth motor 28 arranged in the head frame, a first transmission shaft connected to the fourth motor through a coupling, a main gear 29 connected to the first transmission shaft, and a sub-gear 30 connected to the head shaft, and the main gear 29 is meshed with the sub-gear 30. When the fourth motor 28 is started, the head shaft can be driven to rotate through the cooperation of the main gear and the sub-gear, thereby driving the head fixture to rotate.

[0030] The tail frame 5 is provided with a cylinder 8, and the telescopic end of the cylinder 8 is rotatably connected to the tail clamp 9 through a rotary bearing. The end face of the head clamp 7 is provided with a positioning hole 10. The head clamp 7 and the tail clamp 9 are arranged opposite to each other. One end of the leather roller is inserted into the positioning hole 10, and then the cylinder is controlled to extend to drive the tail clamp to press the leather roller, thereby fixing the leather roller. A diameter detection device is provided on the head frame 3 above the head clamp. The diameter detection device includes a mounting frame 14 connected to the head frame and a laser displacement sensor 15 connected to the mounting frame. The laser displacement sensor 15 is located above the head clamp 7. The laser displacement sensor 15 can detect the thickness of the leather roller to measure its diameter.

[0031] The rear side of the frame 1 is connected to a second slide 11 through a second displacement mechanism, and a third slide 12 is connected to the second slide 11 through a third displacement mechanism. The third slide 12 is provided with a grinding mechanism, and the second slide 11 is driven to move left and right by the second displacement mechanism, and the third slide 12 is driven to move forward and backward by the third displacement mechanism; the grinding mechanism is provided with a distance sensor 13 facing the head clamp, and the distance sensor 13 can measure the distance between the grinding frame and the head shaft, and measure the thickness of the leather roller according to the laser displacement sensor 15, and adjust the distance between the grinding wheel and the leather roller through the third displacement mechanism.

[0032] Specifically, the second displacement mechanism includes a second bearing seat 20 disposed on both sides of the rear of the frame, a second screw rod 21 rotatably connected to the two second bearing seats, a second motor 22 disposed at one end of the frame and transmission-connected to the second screw rod, a second guide rail 23 disposed on the frame and located on both sides of the second screw rod, a second slide 11 slidably connected to the second guide rail 23, and the second slide 11 is threadedly connected to the second screw rod 21. Start the second motor 22 to drive the second screw rod to rotate, so as to drive the second slide to move on the second guide rail, so as to align the grinding wheel with the leather roller.

[0033] The third displacement mechanism includes a third bearing seat 24 disposed at the front and rear ends of the second slide, a third screw 25 rotatably connected to the two third bearing seats, a third motor 26 disposed at the rear end of the second slide and transmission-connected to the third screw, and a third guide rail 27 disposed on the second slide and located on both sides of the third screw. The third slide 12 is slidably connected to the third guide rail 27, and the third slide 12 is threadedly connected to the third screw 25. The third motor is started to drive the third screw to rotate, so as to drive the third slide to move on the third guide rail, so that the grinding wheel contacts the leather roller for grinding.

[0034] The grinding mechanism includes a fifth motor 32 arranged on the third slide 12, a second transmission shaft connected to the fifth motor through a coupling, a driving wheel connected to the second transmission shaft, a grinding frame 33 connected to the third slide, a rotating shaft rotatably connected to the grinding frame, a grinding wheel 34 and a driven wheel connected to the rotating shaft, the driving wheel and the driven wheel are connected through a transmission belt, the grinding wheel 34 faces the direction of the head fixture 7, and the distance sensor 13 is installed on one side of the grinding frame 33. Start the fifth motor, and the grinding wheel is driven to rotate through the action of the driving wheel, the driven wheel and the transmission belt, so as to perform the grinding operation.

[0035] It should be noted that a controller is provided in the frame, and a control program is preset in the controller. The control panel, the laser displacement sensor, the distance sensor, the first motor, the second motor, the third motor, the fourth motor, and the fifth motor are all electrically connected to the controller, and the control program in the controller is used to control the orderly operation of each component. Among them, writing a control program in the controller, receiving the signal of the sensor through the controller, and outputting the signal after analyzing it, which is used to control the orderly operation of the mechanical components, are all prior arts, and will not be described in detail in this utility model.

[0036] The working principle of this embodiment is:

[0037] The worker inserts the leather roller 36 on the head clamp 7, and then controls the cylinder 8 to extend, driving the tail clamp 9 to clamp the leather roller. The laser displacement sensor 15 automatically detects the diameter of the leather roller and transmits the signal to the controller. The controller controls the third motor 26 to work according to the diameter of the leather roller, driving the third slide 12 to move forward. During this period, the distance sensor 13 senses the distance between it and the head shaft 6, thereby adjusting the distance between the grinding wheel 34 and the leather roller to make it reach the optimal position, and accurately grinding the leather roller. Example

[0038] The difference between this embodiment and the first embodiment is that both ends of the first slide 4, both ends of the second slide 11, and both ends of the third slide 12 are connected with accordion protective covers 35, and the first guide rail 19, the second guide rail 23, and the third guide rail 27 are all located in their respective accordion protective covers 35. The accordion protective covers 35 can prevent dust or debris generated by grinding from adhering to the guide rails, thereby reducing damage.

[0039] It should be noted that the terms "include", "comprises" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A self-controlled CNC roller grinding machine, characterized in that: The invention comprises a frame (1), wherein the frame (1) is provided with an operation panel (2) and a head frame (3), the frame (1) is connected with a first slide seat (4) via a first displacement mechanism, the first slide seat (4) is driven to move left and right via the first displacement mechanism, the first slide seat (4) is provided with a tail frame (5), the tail frame (5) is arranged opposite to the head frame (3), a head shaft (6) is rotatably connected to the head frame (3), a head fixture (7) is connected to the head shaft (6), a driving mechanism for driving the head shaft (6) to rotate is provided in the head frame (3), a cylinder (8) is provided on the tail frame (5), and a telescopic end of the cylinder (8) is rotatably connected to the tail fixture (9) via a rotary bearing. ), a positioning hole (10) is provided on the end surface of the head fixture (7), the head fixture (7) and the tail fixture (9) are arranged opposite to each other, a diameter detection device is provided on the head frame (3) above the head fixture, a second slide (11) is connected to the rear side of the frame (1) via a second displacement mechanism, a third slide (12) is connected to the second slide (11) via a third displacement mechanism, a grinding mechanism is provided on the third slide (12), the second slide (11) is driven to move left and right via the second displacement mechanism, and the third slide (12) is driven to move forward and backward via the third displacement mechanism; a distance sensor (13) facing the head fixture is provided on the grinding mechanism.

2. The automatic CNC roller grinding machine according to claim 1, characterized in that: The diameter detection device comprises a mounting frame (14) connected to the head frame, and a laser displacement sensor (15) connected to the mounting frame, wherein the laser displacement sensor (15) is located above the head fixture (7).

3. The automatic CNC roller grinding machine according to claim 2, characterized in that: The first displacement mechanism comprises first bearing seats (16) arranged on both sides of the front of the frame, a first screw rod (17) rotatably connected to the two first bearing seats, a first motor (18) arranged at one end of the frame and drivingly connected to the first screw rod, and a first guide rail (19) arranged on the frame and located on both sides of the first screw rod, a first slide seat (4) slidably connected to the first guide rail (19), and the first slide seat (4) is threadedly connected to the first screw rod (17).

4. The automatic numerically controlled roller grinding machine according to claim 3, characterized in that: The second displacement mechanism comprises a second bearing seat (20) arranged on both sides of the rear of the frame, a second screw rod (21) rotatably connected to the two second bearing seats, a second motor (22) arranged at one end of the frame and drivingly connected to the second screw rod, and a second guide rail (23) arranged on the frame and located on both sides of the second screw rod, a second slide seat (11) slidably connected to the second guide rail (23), and the second slide seat (11) is threadedly connected to the second screw rod (21).

5. The automatic numerically controlled roller grinding machine according to claim 4, characterized in that: The third displacement mechanism comprises a third bearing seat (24) arranged at the front and rear ends of the second slide, a third screw rod (25) rotatably connected to the two third bearing seats, a third motor (26) arranged at the rear end of the second slide and transmission-connected to the third screw rod, and a third guide rail (27) arranged on the second slide and located on both sides of the third screw rod. The third slide (12) is slidably connected to the third guide rail (27), and the third slide (12) is threadedly connected to the third screw rod (25).

6. The automatic numerically controlled roller grinding machine according to claim 5, characterized in that: The driving mechanism comprises a fourth motor (28) arranged in the head frame, a first transmission shaft connected to the fourth motor via a coupling, a main gear (29) connected to the first transmission shaft, and a sub-gear (30) connected to the head shaft, wherein the main gear (29) is meshed with the sub-gear (30).

7. The automatic numerically controlled roller grinding machine according to claim 6, characterized in that: The grinding mechanism comprises a fifth motor (32) arranged on a third slide (12), a second transmission shaft connected to the fifth motor via a coupling, a driving wheel connected to the second transmission shaft, a grinding frame (33) connected to the third slide, a rotating shaft rotatably connected to the grinding frame, a grinding wheel (34) connected to the rotating shaft, and a driven wheel, wherein the driving wheel and the driven wheel are connected via a transmission belt, the grinding wheel (34) faces the direction of the head fixture (7), and a distance sensor (13) is mounted on one side of the grinding frame (33).

8. The automatic numerically controlled roller grinding machine according to claim 5, characterized in that: Both ends of the first slide seat (4), both ends of the second slide seat (11), and both ends of the third slide seat (12) are connected to accordion protective covers (35), and the first guide rail (19), the second guide rail (23), and the third guide rail (27) are all located in their respective accordion protective covers (35).

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