Composite adjustable power head

Abstract

The utility model relates to the technical field of mechanical processing equipment, and discloses a composite adjustable power head which comprises a rack, one side of the upper end of the rack is fixedly connected with a BT50 type connector, the outer side wall of the BT50 type connector is detachably connected with a knife handle, the upper surface of the rack below the knife handle is provided with a special-shaped clamping block, and the special-shaped clamping block is fixedly connected with the BT50 type connector. A supporting frame is slidably connected to the upper surface of the special-shaped clamping block, a special-shaped clamping groove matched with the special-shaped clamping block is formed in the bottom end of the supporting frame, and a supporting assembly is transversely arranged at the position, corresponding to the knife handle, of the upper end of an inner cavity of the supporting frame in an embedded mode. The supporting frame drives the supporting sleeve to sleeve the wear-resistant sleeve of the cutter bar, supporting force is provided for the cutter bar to increase rigidity and ensure machining stability, static friction is converted into dynamic friction through the balls in the annular nesting hole set to reduce the friction coefficient and the wear rate, the service life of the supporting sleeve is prolonged, and machining stability and quality are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of machining equipment of machinery, specifically is a compound adjustable power head. BACKGROUND

[0002] The power head is used for equipment such as machine tool, can transmit power and movement to cutter to process workpiece. Its structure contains the driving part formed by motor or hydraulic motor, provides power, the transmission part composed of gear, belt etc. transmit power and change movement parameter, and the part such as tool holder, tool seat for installing cutter, ensure accurate positioning and fixation of cutter. The power head can output torque and rotating speed adapted to different processing, can convert movement form, and precision is high, stability is strong, in metal processing industry, various machine tools complete metal cutting by it, in woodworking processing, woodworking machinery drives cutter to process wood, in stone, plastic processing etc. field, it is also used to drive cutter to complete corresponding processing operation,

[0003] The existing power head usually adopts the direct connection mode of motor and speed reducer to improve power, and solves the problems of weak power, slow efficiency caused by traditional belt transmission mode, and easy breakage in long time work, and in order to ensure the rigidity of the tool bar, a movable support is usually arranged at the tool bar to provide support force for the tool bar and increase the rigidity of the tool bar, but high power in actual operation process will cause the abrasion between the tool holder and the support to increase, and long time use will cause the abrasion of the tool holder and the support, thereby reducing the supporting effect of the tool holder, affecting the processing precision and equipment life, therefore, we provide a compound adjustable power head. UTILITY MODEL CONTENTS

[0004] The main purpose of the utility model is to provide a compound adjustable power head, which can effectively solve the problems in the background art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a compound adjustable power head, including the frame, the frame upper end one side fixed connection has BT50 formula connector, the BT50 formula connector outer wall detachable connection has the tool holder, the tool holder below the frame upper surface is set up with the special-shaped clamping block, the special-shaped clamping block upper surface sliding connection has the support frame, the support frame bottom end is equipped with the special-shaped clamping groove that is adapted to the special-shaped clamping block, the support frame inner chamber upper end and with the tool holder corresponding position transverse nest is equipped with support assembly, the support assembly includes support sleeve, nest hole and ball, the support sleeve inner wall is equipped with annular nest hole group, and the annular nest hole group has a plurality of, the annular nest hole group inner chamber all rotationally is equipped with ball.

[0006] Preferably, the tool holder comprises a tool rod, a wear-resistant sleeve, a bolt assembly hole and a second fastening bolt, one end of the tool rod is detachably sleeved with the wear-resistant sleeve, the wear-resistant sleeve is matched with the supporting sleeve, a bolt assembly hole is formed in one side of the surface of the wear-resistant sleeve, and the second fastening bolt is threadedly connected in the inner cavity of the bolt assembly hole.

[0007] Preferably, the surface of the wear-resistant sleeve is coated with a wear-resistant layer, and the wear-resistant layer is a ceramic wear-resistant coating.

[0008] Preferably, one end of the tool rod relative to the wear-resistant sleeve is provided with a tool disc, and the front end of the tool rod is threadedly connected with the first fastening bolt.

[0009] Preferably, one side of the bottom end of the rack is provided with a servo motor, the power output end of the servo motor is provided with a speed reducer, and the power output end of the speed reducer is fixedly connected with the BT50 type connector.

[0010] Preferably, the lower surface of the servo motor and one side relative to the rack are fixedly connected with a pad, and the lower surface of the pad is provided with a rubber shock pad.

[0011] Preferably, the servo motor is electrically connected with an external power supply through an external matching control panel.

[0012] Compared with the prior art, the utility model has the advantages that:

[0013] The utility model discloses a supporting frame, supporting sleeve, annular nest hole group, ball and wear -resistant sleeve cooperate with each other, when processing, the supporting sleeve is moved to the wear -resistant sleeve on the tool rod through the supporting frame, and the supporting sleeve is set to the surface of wear -resistant sleeve, and then the tool rod is supported, so that the tool rod is provided with supporting force, the rigidity of the tool rod is increased, the stability during processing is ensured, and the ball in the annular nest hole group can convert static friction into dynamic friction during the rotation of the tool holder, so that the friction coefficient is reduced, the wear rate is effectively reduced, the supporting sleeve is not easily worn, the service life is effectively prolonged, the tool rod can be effectively supported, the stability during processing is ensured, and the processing quality is effectively improved. ACCURACY

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the structure schematic view of the supporting frame of the utility model.

[0016] Figure 3 It is a structural schematic view of the support assembly of the utility model.

[0017] Figure 4 It is a structural schematic view of the tool holder of the utility model.

[0018] In the drawing: 1, rack; 2, BT50 type connector; 3, tool holder; 4, support frame; 5, support assembly; 6, special-shaped clamping block; 7, servo motor; 8, cushion block; 9, special-shaped clamping groove; 301, tool bar; 302, tool disc; 303, first fastening bolt; 304, wear-resistant sleeve; 305, bolt assembly hole; 306, second fastening bolt; 501, support sleeve; 502, annular nesting hole group; 503, ball. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0020] EMBODIMENT

[0021] Please refer to Figure 1 - Figure 4 A composite adjustable power head in the drawing includes a rack 1, the rack 1 is fixedly connected with a BT50 type connector 2 on one side of the upper end, the BT50 type connector 2 is detachably connected with a tool holder 3 on the outer side wall, a special-shaped clamping block 6 is formed on the upper surface of the rack 1 below the tool holder 3, a support frame 4 is slidably connected with the upper surface of the special-shaped clamping block 6, the support frame 4 is provided with a special-shaped clamping groove 9 matched with the special-shaped clamping block 6 at the bottom end, a support assembly 5 is horizontally nested in the inner cavity of the support frame 4 and corresponds to the tool holder 3 at the upper end, the support assembly 5 includes a support sleeve 501, a nesting hole and a ball 503, the inner wall of the support sleeve 501 is provided with an annular nesting hole group 502, and the annular nesting hole group 502 has a plurality of nesting holes, and the nesting holes are all rotatably provided with balls 503; by fixing the BT50 type connector on the upper end of the rack 1 for detachably connecting the tool bar 301, the special-shaped clamping block 6 is slidably matched with the support frame 4 provided with the special-shaped clamping groove 9, and the support assembly 5 composed of the support sleeve 501, the annular nesting hole group 502 and the ball 503 is arranged in the support frame 4, the tool bar 301 is conveniently and stably supported, the ball 503 converts static friction into dynamic friction when the tool bar 301 rotates, wear is reduced, rigidity and processing stability of the tool bar 301 are improved, and processing precision and efficiency are ensured.

[0022] The handle 3 includes a tool bar 301, a wear-resistant sleeve 304, a bolt assembly hole 305 and a second fastening bolt 306, the surface of one end of the tool bar 301 is detachably sleeved with the wear-resistant sleeve 304, and the wear-resistant sleeve 304 is matched with the supporting sleeve 501, the surface of one side of the wear-resistant sleeve 304 is provided with the bolt assembly hole 305, the second fastening bolt 306 is threadedly connected in the inner cavity of the bolt assembly hole 305, and the surface of the wear-resistant sleeve 304 is coated with a wear-resistant layer, and the wear-resistant layer is a ceramic wear-resistant coating; by arranging the detachable wear-resistant sleeve 304 at one end of the surface of the tool bar 301, connecting and fixing the bolt assembly hole 305 and the second fastening bolt 306, and coating the ceramic wear-resistant coating on the surface of the wear-resistant sleeve 304, the effective protection of the contact part of the tool bar 301 and the supporting sleeve 501 is realized, the wear is reduced, the wear-resistant sleeve 304 is convenient to replace quickly after wear, the service life of the tool bar 301 is prolonged, and the processing stability and efficiency are guaranteed.

[0023] The tool bar 301 is provided with a cutter head 302 at one end relative to the wear-resistant sleeve 304, and the front end of the tool bar 301 is threadedly connected with a first fastening bolt 303; by arranging the cutter head 302 at one end of the tool bar 301 relative to the wear-resistant sleeve 304, and threadedly connecting the first fastening bolt 303 with the front end of the tool bar 301, the cutter head 302 is stably installed on the tool bar 301, so that the cutter head 302 can stably and reliably complete the machining task during high-speed rotation cutting operation, and the continuity and accuracy of the machining process are guaranteed.

[0024] The bottom end of the rack 1 is provided with a servo motor 7, the power output section of the servo motor 7 is provided with a speed reducer, the power output end of the speed reducer is fixedly connected with the BT50 type connector 2, the lower surface of the servo motor 7 and one side relative to the rack 1 are fixedly connected with a pad 8, the lower surface of the pad 8 is provided with a rubber damping pad, and the servo motor 7 is electrically connected with an external power supply through a matched control panel; by arranging the servo motor 7 electrically connected with an external power supply through a matched control panel at the bottom end of the rack 1, the power output end of the servo motor 7 is connected with the speed reducer, the power output end of the speed reducer is fixedly connected with the BT50 type connector, and the rubber damping pad is arranged on the servo motor 7 through the pad 8, so that stable and accurate power transmission is realized to drive the BT50 type connector to drive the cutter to work efficiently, the running vibration of the equipment is effectively reduced, the loss is reduced, and the machining precision and stability are improved.

[0025] It needs to be explained that the utility model discloses a kind of composite adjustable power head, through outside supporting control panel start and the electric connection of outside power supply servo motor 7, servo motor 7 power is transmitted to BT50 formula connector on rack 1 through speed reducer, drives detachable connection in BT50 formula connector 2 outer lateral wall's cutter bar 301 rotation, cutter bar 301 front end cutter head 302 carries out processing operation, simultaneously, support frame 4 is moved to cutter bar 301 by bottom heteromorphous clamping groove 9 and rack 1 upper heteromorphous clamping block 6 sliding fit, in its inner cavity transverse nest support assembly 5, support sleeve 501 is sleeved on the wear-resistant sleeve 304 of cutter bar 301, the static friction of cutter bar 301 rotation is converted into dynamic friction by ball 503 in annular nest hole group 502, reduce wear, wear-resistant sleeve 304 is connected with cutter bar 301 by bolt assembly hole 305 and second fastening bolt 306, the surface ceramic wear-resistant coating further improves wear resistance, if wear-resistant sleeve 304 wears, second fastening bolt 306 can be loosened and replaced, in addition, the rubber shock pad of servo motor 7 lower pad 8 can reduce vibration when running, realize the stable rotation of cutter bar 301 and efficient processing, simultaneously convenient maintenance and reduce vibration influence.

[0026] It needs to be explained that, in this paper, such relational terms as first and second are only used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment.

[0027] The basic principles, main features and advantages of the utility model are shown and described above. It should be understood by those skilled in the art that the utility model is not limited by the above embodiments, and the above embodiments and descriptions in the specification are only preferred examples of the utility model, and are not intended to limit the utility model, various changes and improvements of the utility model can be made without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A composite adjustable power head comprising a frame (1), characterised in that: The rack (1) upper end one side is fixedly connected with BT50 type connector (2), the BT50 type connector (2) outer wall is detachably connected with the handle (3), the rack (1) upper surface of the handle (3) lower part is provided with special-shaped clamping block (6), the special-shaped clamping block (6) upper surface is slidably connected with support frame (4), the support frame (4) bottom is provided with special-shaped clamping groove (9) matched with special-shaped clamping block (6), the support frame (4) inner chamber upper end and the corresponding position of handle (3) is transversely nested with support assembly (5), the support assembly (5) includes support sleeve (501), nesting hole and ball (503), the support sleeve (501) inner wall is provided with annular nesting hole group (502), and the annular nesting hole group (502) has a plurality of, the annular nesting hole group (502) inner cavity is rotatably provided with ball (503).

2. A compound adjustable power head according to claim 1, wherein: The handle (3) includes a knife rod (301), a wear-resistant sleeve (304), a bolt assembly hole (305) and a second fastening bolt (306), the handle (3) surface one end is detachably provided with a wear-resistant sleeve (304), and the wear-resistant sleeve (304) is matched with the support sleeve (501), the wear-resistant sleeve (304) surface one side is provided with bolt assembly hole (305), the bolt assembly hole (305) inner cavity is threadedly connected with the second fastening bolt (306).

3. A compound adjustable power head according to claim 2, wherein: The wear-resistant sleeve (304) surface is coated with a wear-resistant layer, and the wear-resistant layer is a ceramic wear-resistant coating.

4. A compound adjustable power head according to claim 2, wherein: The knife rod (301) is provided with a cutter head (302) at one end relative to the wear-resistant sleeve (304), and the cutter rod (301) is threadedly connected with a first fastening bolt (303) at the front end.

5. A compound adjustable power head according to claim 1, wherein: The rack (1) bottom one side is provided with a servo motor (7), and the servo motor (7) power output end is provided with a speed reducer, and the speed reducer power output end is fixedly connected with the BT50 type connector (2).

6. A compound adjustable power head according to claim 5, wherein: The servo motor (7) lower surface and one side relative to the rack (1) is fixedly connected with a pad (8), and the pad (8) lower surface is provided with a rubber shock pad.

7. A compound adjustable power head according to claim 5, wherein: The servo motor (7) is electrically connected with the external power supply through the matched control panel.

Images