Cutting device used for drill bit bar machining and capable of cutting bars at fixed distance

Abstract

The utility model relates to the technical field of drill bit bar machining, and discloses a cutting device capable of cutting bars at a fixed distance for drill bit bar machining, which comprises a base, and the top of the base is provided with a cutting assembly, a guide assembly and a limiting assembly; the guiding assembly comprises a connecting frame used for stabilizing an internal mechanism of the guiding assembly; the sliding groove is used for stabilizing movement of the moving block; according to the cutting device capable of cutting the bar stock at the fixed distance for drill bit bar stock machining, through the arranged guide assembly, the bar stock penetrates through the connecting frame, the rotary knob and the screw rod to rotate, the movable block moves close to the center of the connecting frame, through the movable rod and the sliding groove, the bar stock can be cut at the fixed distance, and therefore the bar stock can be cut at the fixed distance. When the first motor is started, all the moving blocks can synchronously move in the radial direction, the short rods and the connecting blocks are synchronously driven to move, the rolling wheels can center, clamp and fix the bars, the second motor is started, the rolling wheels drive the bars to move, and manual feeding of workers is not needed.

Description

TECHNICAL FIELD

[0001] The utility model relates to drill bit bar stock processing technical field, concretely is a kind of cutting device for cutting bar stock with fixed distance for drill bit bar stock processing. BACKGROUND

[0002] Drill bit bar stock is important raw material for manufacturing drill bit, and has wide application in mechanical processing industry. These bar stocks usually have certain length and diameter, and are in the shape of circular or polygonal long rod. In the production process of drill bit, these bar stocks need to be cut to fixed length first to meet the needs of subsequent processing.

[0003] However, the existing drill bit bar stock cutting device generally needs personnel to manually feed when carrying out cutting work. Specifically, the operator needs to hold the bar stock and feed it into the cutting equipment for cutting. This way is not only time-consuming and laborious, but also has high safety hazards. During the cutting process, the cutting blade rotates at high speed, generating a large amount of heat and splashing debris. When the operator manually feeds, he is easily injured by the splashing debris, or causes safety accidents due to improper operation. SUMMARY

[0004] The utility model aims at providing a kind of cutting device for cutting bar stock with fixed distance for drill bit bar stock processing to solve the problems raised in the above background.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of cutting device for cutting bar stock with fixed distance for drill bit bar stock processing, including base, the top of base is provided with cutting assembly, guide assembly and limiting assembly;

[0006] The guide assembly comprises:

[0007] Connecting frame, connecting frame is used to stabilize the internal mechanism;

[0008] Slide groove, slide groove is used to stabilize the movement of moving block;

[0009] Moving block, moving block is used to drive short rod and connecting block synchronously.

[0010] Preferably, the connecting frame is fixed on the top of the base, the inside of the connecting frame is provided with a cavity, the inner wall of the cavity is provided with a sliding groove, the inner wall of the sliding groove is slidably connected with a moving block, the surface of the moving block is provided with a groove, the inner wall of the groove is slidably connected with a movable rod, the surface of the movable rod is fixedly connected with a spring one, the end of the spring one away from the movable rod is fixed on the surface of the groove, the surface of the moving block is fixedly connected with a short rod, the end of the short rod away from the moving block penetrates through the connecting frame, the end of the short rod away from the moving block is fixedly connected with a connecting block, the inside of the connecting block is rotatably connected with a roller, the surface of the connecting block is fixedly connected with a motor two, the output shaft of the motor two penetrates through the connecting block, and the output shaft of the motor two is fixed on the surface of the roller, the moving block is provided with four groups, and the four groups of moving blocks are circumferentially arranged with the center of the connecting frame as the axis, one of the four groups of moving blocks is provided with a screw rod on the surface, the screw rod penetrates through the moving block and is in threaded connection with the moving block, the end of the screw rod away from the moving block penetrates through the connecting frame and is rotatably connected with the connecting frame, and the end of the screw rod away from the moving block is fixedly connected with a knob, rotating the knob, rotating the screw rod, moving the moving block close to the center of the connecting frame, moving the movable rod in the sliding groove, so that each moving block moves synchronously in the radial direction, the short rod and the connecting block move synchronously, and the roller can clamp and fix the bar material, the motor two is turned on, the roller drives the bar material to move, and manual feeding is not required.

[0011] Preferably, the limiting component comprises a stabilizing block, the stabilizing block is fixed on the surface of the connecting frame, the surface of the stabilizing block is provided with a stabilizing groove, the inner wall of the stabilizing groove is slidably connected with a clamping block, the surface of the clamping block is fixedly connected with a spring two, the end of the spring two away from the clamping block is fixed on the inner wall of the stabilizing groove, the surface of the knob is provided with a clamping groove, the surfaces of the stabilizing block and the clamping block are provided with a insertion hole, the surface of the connecting frame is fixedly connected with a connecting rope, and the end of the connecting rope away from the connecting frame is fixedly connected with an insertion rod.

[0012] Preferably, the cutting component comprises a fixing frame, the fixing frame is fixed on the top of the base, the top of the fixing frame is fixedly connected with a gas cylinder, the output end of the gas cylinder penetrates through the fixing frame, the bottom of the output end of the gas cylinder is fixedly connected with a fixed frame, the inside of the fixed frame is fixedly connected with a motor one, the output shaft of the motor one is fixedly connected with a cutting knife, the gas cylinder and the motor one are turned on, so that the cutting knife can cut the bar material.

[0013] Preferably, the surface of the base is provided with a scale, so that the bar material can be cut to a fixed length.

[0014] Preferably, the moving block and the movable rod are both provided in an arc shape, so that each moving block and movable rod can move synchronously in the radial direction.

[0015] Preferably, the cross section of the block away from the second end of the spring is triangular, and when the knob rotates, the block moves into the stable groove.

[0016] Compared with the prior art, the cutting device for cutting rod stock at a fixed distance has the following beneficial effects:

[0017] 1. The cutting device for cutting rod stock at a fixed distance, by the guide assembly, the rod stock passes through the connecting frame, the knob is rotated, the screw rod is rotated, the moving block moves close to the center of the connecting frame, through the movable rod and the sliding groove, the moving blocks can be synchronously moved radially, the short rod and the connecting block are synchronously moved, the rollers can be used for centering clamping and fixing the rod stock, the motor two is turned on, and the rod stock is moved by the rollers.

[0018] 2. The cutting device for cutting rod stock at a fixed distance, when the rod stock is moved to a proper length, the inserting rod is inserted into the insertion hole, the clamping block and the knob can be limited, accidental rotation of the knob can be avoided, and the limitation of the rod stock is affected. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a front view structural schematic diagram of the utility model;

[0020] Figure 2 It is a side view structural schematic diagram of the utility model;

[0021] Figure 3 It is an internal structure schematic diagram of the guide assembly of the utility model;

[0022] Figure 4 It is an exploded sectional view structural schematic diagram of the guide assembly and the limiting assembly of the utility model;

[0023] Figure 5 It is a partial exploded sectional view structural schematic diagram of the guide assembly and the limiting assembly of the utility model.

[0024] In the drawing: 1, base; 2, cutting assembly; 20, fixed frame; 21, air cylinder; 22, fixed frame; 23, motor one; 24, cutting knife; 7, scale; 8, guide assembly; 80, connecting frame; 81, cavity; 82, sliding groove; 83, moving block; 84, recess; 85, movable rod; 86, spring one; 87, short rod; 88, roller; 89, motor two; 800, connecting block; 801, knob; 802, screw rod; 9, limiting assembly; 90, stable block; 91, stable groove; 92, clamping block; 93, spring two; 94, insertion hole; 95, inserting rod; 96, connecting rope; 97, clamping groove. DETAILED DESCRIPTION

[0025] For example, Figures 1-5The utility model provides a kind of technical scheme shown in the utility model discloses a cutting device for cutting bar stock at fixed distance for drill bar stock processing, including base 1, the top of base 1 is provided with cutting assembly 2, guide component 8 and limiting component 9;Guide component 8 includes: connecting frame 80, cavity 81, sliding slot 82, moving block 83, recess 84, movable rod 85, spring one 86, short rod 87, gyro wheel 88, motor two 89, connecting block 800, knob 801, screw 802.

[0026] Connecting frame 80 is fixed on the top of base 1, cavity 81 is arranged in the inside of connecting frame 80, the inner wall of cavity 81 is provided with sliding slot 82, moving block 83 is movably connected to the inner wall of sliding slot 82, recess 84 is arranged on the surface of moving block 83, movable rod 85 is movably connected to the inner wall of recess 84, spring one 86 is fixed on the surface of movable rod 85, the end of spring one 86 away from movable rod 85 is fixed on the surface of recess 84, short rod 87 is fixed on the surface of moving block 83, the end of short rod 87 away from moving block 83 penetrates connecting frame 80, connecting block 800 is fixed on the end of short rod 87 away from moving block 83, gyro wheel 88 is rotatably connected to the inside of connecting block 800, motor two 89 is fixed on the surface of connecting block 800, the output shaft of motor two 89 penetrates connecting block 800, and the output shaft of motor two 89 is fixed on the surface of gyro wheel 88, moving block 83 is provided with four groups, and the four groups of moving block 83 are circularly arrayed with the center of connecting frame 80 as the axis, screw 802 is arranged on the surface of one of the four groups of moving block 83, screw 802 penetrates moving block 83, and screw 802 is threadedly connected with moving block 83, the end of screw 802 away from moving block 83 penetrates connecting frame 80, and screw 802 is rotatably connected with connecting frame 80, knob 801 is fixed on the end of screw 802 away from moving block 83, moving block 83 and movable rod 85 are arranged in arc shape, when knob 801 is rotated, screw 802 is rotated, moving block 83 moves close to the center of connecting frame 80, movable rod 85 moves in sliding slot 82, so that each moving block 83 moves radially synchronously, when moving block 83 moves, short rod 87 and connecting block 800 are driven to move synchronously, so that gyro wheel 88 can center clamping and fixing bar stock, motor two 89 is turned on, gyro wheel 88 drives bar stock to move at this time, and the measurement is carried out through scale 7, only motor two 89 needs to be turned on, without manual feeding.

[0027] The limiting assembly 9 comprises a stabilizing block 90 fixed on the surface of the connecting frame 80, the surface of the stabilizing block 90 is provided with a stabilizing groove 91, the inner wall of the stabilizing groove 91 is slidably connected with a clamping block 92, the surface of the clamping block 92 is fixedly connected with a spring 93, the end of the spring 93 away from the clamping block 92 is fixed on the inner wall of the stabilizing groove 91, the surface of the knob 801 is provided with a clamping groove 97, the surface of the stabilizing block 90 and the clamping block 92 is provided with a insertion hole 94, the surface of the connecting frame 80 is fixedly connected with a connecting rope 96, the end of the connecting rope 96 away from the connecting frame 80 is fixedly connected with an insertion rod 95, the end of the clamping block 92 away from the spring 93 is triangular in cross section, and the insertion rod 95 is inserted into the insertion hole 94, so that the clamping block 92 and the knob 801 are limited, and accidental rotation of the knob 801 is avoided, and the limitation of the rod is not affected.

[0028] The cutting assembly 2 comprises a fixing frame 20 fixed on the top of the base 1, the top of the fixing frame 20 is fixedly connected with a pneumatic cylinder 21, the output end of the pneumatic cylinder 21 penetrates through the fixing frame 20, the bottom of the output end of the pneumatic cylinder 21 is fixedly connected with a fixed frame 22, the inner side of the fixed frame 22 is fixedly connected with a motor 23, the output shaft of the motor 23 is fixedly connected with a cutting knife 24, and the surface of the base 1 is provided with a scale 7, which is convenient for measuring the length of the rod, and is convenient for subsequent fixed-length cutting. When the pneumatic cylinder 21 and the motor 23 are turned on, the cutting knife 24 can cut the rod to a fixed length.

[0029] When the rod needs to be cut, the rod is inserted into the connecting frame 80, at this time, the knob 801 is rotated, the screw rod 802 is driven to rotate, the moving blocks 83 move towards the center of the connecting frame 80, the movable rods 85 are driven to move in the sliding grooves 82, the moving blocks 83 are simultaneously driven to move radially, and the springs 86 are compressed. When the moving blocks 83 move, the short rods 87 and the connecting blocks 800 are simultaneously driven to move, the rollers 88 can center and clamp the rod, and when the knob 801 rotates, the inner wall of the clamping groove 97 and the surface of the clamping block 92 abut, the clamping block 92 moves into the stabilizing groove 91, and the spring 93 is compressed. When the position of the clamping block 92 is parallel to the clamping groove 97, the spring 93 is released, the clamping block 92 moves into the clamping groove 97, and the normal rotation of the knob 801 is not affected. When fixed-length cutting is needed, the motor 89 is turned on, the rollers 88 drive the rod to move, the scale 7 is used for measurement, and when the length is appropriate, the insertion rod 95 is inserted into the insertion hole 94, the clamping block 92 and the knob 801 are limited, accidental rotation of the knob 801 is avoided, and the limitation of the rod is not affected. At this time, the pneumatic cylinder 21 and the motor 23 are turned on, the cutting knife 24 can cut the rod to a fixed length, and when cutting is needed again, the motor 89 is turned on, and manual feeding is not needed.

[0030] The utility model has made the detailed description to the utility model generally above, but can make some modification or improvement to it on the basis of the utility model, this is obvious to the general skilled person in the technical field. Therefore, the modification or improvement without departing from the utility model thought spirit, all are within the protection scope of the utility model.

Claims

1. A cutting device for cutting drill rod stock at a fixed distance for processing drill rod stock, comprising a base (1), characterized in that: The top of the base (1) is provided with a cutting assembly (2), a guide assembly (8) and a limiting assembly (9); The guide assembly (8) comprises: The connecting frame (80) is used for stabilizing the internal mechanism; The sliding groove (82) is used for stabilizing the movement of the moving block (83); The moving block (83) is used for synchronously driving the short rod (87) and the connecting block (800) to move.

2. The cutting device for cutting drill rod blanks at a fixed distance for processing drill rod blanks according to claim 1, characterized in that: The connecting frame (80) is fixed on the top of the base (1), the cavity (81) is formed in the connecting frame (80), the sliding groove (82) is formed in the inner wall of the cavity (81), the moving block (83) is slidably connected with the inner wall of the sliding groove (82), the recess (84) is formed in the surface of the moving block (83), the movable rod (85) is slidably connected with the inner wall of the recess (84), the spring (86) is fixed on the surface of the movable rod (85), the spring (86) is fixed on the surface of the recess (84) away from the movable rod (85), the short rod (87) is fixed on the surface of the moving block (83), the short rod (87) penetrates through the connecting frame (80) away from the moving block (83), the connecting block (800) is fixed on the end of the short rod (87) away from the moving block (83), the roller (88) is rotatably connected with the inner side of the connecting block (800), the motor (89) is fixed on the surface of the connecting block (800), the output shaft of the motor (89) penetrates through the connecting block (800), and the output shaft of the motor (89) is fixed on the surface of the roller (88), the moving block (83) is provided with four groups, and the four groups of moving blocks (83) are circularly arranged with the center of the connecting frame (80) as the axis, one of the four groups of moving blocks (83) is provided with the screw rod (802), the screw rod (802) penetrates through the moving block (83) and is in threaded connection with the moving block (83), the screw rod (802) penetrates through the connecting frame (80) away from the moving block (83) and is rotatably connected with the connecting frame (80), and the knob (801) is fixed on the end of the screw rod (802) away from the moving block (83).

3. The cutting device for cutting drill rod blanks at a fixed distance according to claim 2, characterized in that: The limiting assembly (9) comprises the stabilizing block (90), the stabilizing block (90) is fixed on the surface of the connecting frame (80), the stabilizing groove (91) is formed in the surface of the stabilizing block (90), the clamping block (92) is slidably connected with the inner wall of the stabilizing groove (91), the spring (93) is fixed on the surface of the clamping block (92), the spring (93) is fixed on the inner wall of the stabilizing groove (91) away from the clamping block (92), the clamping groove (97) is formed in the surface of the knob (801), the insertion hole (94) is formed in the surface of the stabilizing block (90) and the clamping block (92), the connecting rope (96) is fixed on the surface of the connecting frame (80), and the insertion rod (95) is fixed on the end of the connecting rope (96) away from the connecting frame (80).

4. The cutting device for cutting drill rod stock at a predetermined distance for drill rod stock machining according to claim 1, characterized in that: Said cutting assembly (2) includes a fixed frame (20), the fixed frame (20) is fixed on the top of the base (1), the top of the fixed frame (20) is fixed with a cylinder (21), the output end of the cylinder (21) penetrates through the fixed frame (20), the output end of the cylinder (21) is fixed with a fixed frame (22), the inner side of the fixed frame (22) is fixed with a motor one (23), the output shaft of the motor one (23) is fixed with a cutting knife (24).

5. The cutting device for cutting drill rod blanks at a fixed distance according to claim 1, characterized in that: The surface of the base (1) is provided with a scale (7).

6. The cutting device for cutting drill rod stock at a predetermined distance according to claim 2, wherein: The moving block (83) and the movable rod (85) are both arranged in an arc shape.

7. The cutting device for cutting drill rod stock at a predetermined distance according to claim 3, wherein: The cross section of the clamping block (92) away from the second spring (93) is triangular.

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