阅读说明：本技术 一种手动下摆伸缩式对刀臂 (Manual telescopic tool setting arm of lower hem ) 是由 不公告发明人 于 2021-07-26 设计创作，主要内容包括：本发明公开了一种手动下摆伸缩式对刀臂,包括,车床内面板、车床卡盘、固定座、滑柱和连接臂,所述车床内面板表面上固定有车床卡盘,且车床内面板位于车床卡盘一侧的表面上固定有固定座,所述固定座靠近底部的表面上设有滑柱,且滑柱远离固定座一端设有连接臂,所述固定座对应滑柱的位置转动安装有接头,且接头与滑柱固定连接,实现在机对刀,对刀臂设置在三角卡盘的下方,而车床下方位置有限,若连接臂无法收缩至滑柱,则在部分机床上就会发生干涉,适用性低,而采用此结构能大大减小其占用空间,同时在摆动过程中为类螺旋线(现有技术对刀臂不可伸缩,摆动为圆弧形),扫过区域小,不易发生碰撞。(The invention discloses a manual lower-swing telescopic tool setting arm, which comprises a lathe inner panel, a lathe chuck, a fixed seat, a sliding column and a connecting arm, wherein the lathe chuck is fixed on the surface of the lathe inner panel, the fixed seat is fixed on the surface of the lathe inner panel positioned on one side of the lathe chuck, the sliding column is arranged on the surface of the fixed seat close to the bottom, the connecting arm is arranged at one end, far away from the fixed seat, of the sliding column, a connector is rotatably arranged at the position, corresponding to the sliding column, of the fixed seat, the connector is fixedly connected with the sliding column, machine tool setting is realized, the tool setting arm is arranged below a triangular chuck, the position below the lathe is limited, if the connecting arm cannot be contracted to the sliding column, interference can be generated on part of machine tools, the applicability is low, the structure can greatly reduce the occupied space, and meanwhile, the tool setting arm is a helical line in the swinging process (the tool setting arm in the prior art is not telescopic, the swing is arc), the swept area is small, and the collision is not easy to occur.)

1. The utility model provides a telescopic tool boom of manual lower hem, includes, panel (1), lathe chuck (11), fixing base (2), traveller (3) and linking arm (4) in the lathe, panel (1) is fixed with lathe chuck (11) on the surface in the lathe, and panel (1) is located lathe chuck (11) one side in the lathe on the surface be fixed with fixing base (2), fixing base (2) are close to the bottom be equipped with traveller (3) on the surface, and traveller (3) keep away from fixing base (2) one end and are equipped with linking arm (4), its characterized in that: the utility model discloses a sliding column locking device, including fixing base (2), connecting arm (3), connecting arm (6), positioner (7), adjusting device (7) and positioning device (6), fixing base (2) correspond the position rotation of traveller (3) and install joint (21), and connect (21) and traveller (3) fixed connection, the connecting arm (4) are close to being equipped with on the surface of traveller (3) and carry out locking positioner (6) to connecting arm (4), the position that traveller (3) correspond positioner (6) is equipped with adjusting device (7) of adjusting positioner (6), adjusting device (7) are connected for the transmission with positioner (6).

2. The manual lower-swing telescopic tool setting arm as claimed in claim 1, characterized in that: the fixing base (2) is located and connects (21) top and rotates and install connecting rod (8), and the other end of connecting rod (8) articulates there is fixed pin (82), fixed pin (82) slide and pass linking arm (4).

3. The manual lower-swing telescopic tool setting arm as claimed in claim 1, characterized in that: positioner (6) are including locating plate (61), second spring (62), locating pin (63), depression bar (64) and groove round pin (65), connecting arm (4) are close to fixed pin (82) one side and are equipped with locating plate (61), and locating plate (61) slide on the surface and peg graft and have groove round pin (65), groove round pin (65) and fixed pin (82) one end fixed connection, groove round pin (65) have seted up the locating hole on the surface, and the inside grafting of locating hole has locating pin (63), the one end that groove round pin (65) were kept away from in locating pin (63) is fixed with second spring (62), and the other end of second spring (62) is fixed on locating plate (61), locating plate (61) are located locating pin (63) one side and rotate and install depression bar (64), and locating pin (63) and depression bar (64) are extrusion contact.

4. The manual lower-swing telescopic tool setting arm according to claim 3, characterized in that: the side edge of the slot pin (65) is provided with an inclined surface.

5. The manual lower-swing telescopic tool setting arm as claimed in claim 1, characterized in that: adjusting device (7) are including locating rack (71), screw rod (72), position sleeve (73) and convex shoulder (74), locating rack (71) is fixed to be cup jointed on traveller (3) surface, and locating rack (71) one end and locating plate (61) fixed connection, all be fixed with the connecting plate on locating rack (71) and traveller (3) surface, two the connecting plate meshing is pegged graft and is had screw rod (72), traveller (3) surperficial connecting plate left side is fixed with convex shoulder (74), and the connecting plate right side is equipped with position sleeve (73), position sleeve (73) and screw rod (72) adopt the fix with screw.

6. The manual lower-swing telescopic tool setting arm as claimed in claim 1, characterized in that: sliding groove (33) have been seted up to traveller (3) inside, and linking arm (4) slide and peg graft inside sliding groove (33), the one end that linking arm (4) inserted traveller (3) is fixed with first spring (32), and the first spring (32) other end is fixed with traveller (3) inner wall, guide way (31) have been seted up to traveller (3) one side.

7. The manual lower-swing telescopic tool setting arm as claimed in claim 6, characterized in that: the bottom of the connecting rod (8) is fixed with a first brush head (81) at a position corresponding to the notch of the sliding groove (33).

8. The manual lower-swing telescopic tool setting arm as claimed in claim 1, characterized in that: the lathe inner panel (1) is located the position of lathe chuck (11) bottom and is fixed with protection casing (5), protection casing (5) outside breach department is fixed with second brush head (51), protection casing (5) inner wall and linking arm (4) bottom all are fixed with powerful magnet (9).

9. The manual lower-swing telescopic tool setting arm as claimed in claim 1, characterized in that: and a sensor is arranged on the side head (41) of the connecting arm (4).

Technical Field

The invention relates to the technical field of lathe tool arm installation, in particular to a manual downward swinging telescopic tool arm.

Background

On a numerical control lathe, the contact type is taken as the main part, representative products are HPPA and HPMA type tool arms in Renyshao, the modular design is adopted, the flexible installation can be realized, and the tool arm is suitable for any type of numerical control lathe. Whether the HPPA type or the HPMA type is used for the tool arm, the following problems exist: 1. when the tool arm extends out, the side head passes through a lathe rotating shaft, and a part which is slightly longer can interfere when being arranged on a chuck, so that tool setting needs to be carried out under the state of not clamping the part; 2. when the tool arm extends out and retracts, the tool arm passes through a section of arc area in front of the chuck, attention should be paid to avoiding interference with the chuck and the clamping jaw, and the excircle of the clamping jaw needs to be bored and repaired when necessary.

Therefore, a manual lower swing telescopic tool setting arm is provided.

Disclosure of Invention

The invention aims to provide a manual downward swinging telescopic tool setting arm to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: including, panel, lathe chuck, fixing base, traveller and linking arm in the lathe, be fixed with the lathe chuck on the surface of the panel in the lathe, and the panel is located lathe chuck one side in the lathe on the surface be fixed with the fixing base, the fixing base is close to the bottom be equipped with the traveller on the surface, and the traveller keeps away from fixing base one end and is equipped with the linking arm, the position that the fixing base corresponds the traveller rotates installs the joint, and connects and traveller fixed connection, the linking arm is close to being equipped with the positioner that locks the linking arm on the surface of traveller, the traveller corresponds positioner's position and is equipped with the adjusting device who adjusts positioner, adjusting device is connected for the transmission with positioner.

Preferably, the fixing seat is located the joint top and rotates and install the connecting rod, and the other end of connecting rod articulates there is the fixed pin, the fixed pin slides and passes the linking arm.

Preferably, positioner includes locating plate, second spring, locating pin, depression bar and groove round pin, the linking arm is close to fixed pin one side and is equipped with the locating plate, and the locating plate slides on the surface and pegs graft and have the groove round pin, groove round pin and fixed pin one end fixed connection, the groove round pin has seted up the locating hole on the surface, and the inside grafting of locating hole has the locating pin, the one end that the groove round pin was kept away from to the locating pin is fixed with the second spring, and the other end of second spring fixes on the locating plate, the locating plate is located locating pin one side and rotates and install the depression bar, and locating pin and depression bar be extrusion contact.

Preferably, the side edge of the slot pin is provided with a bevel.

Preferably, the adjusting device comprises a positioning frame, a screw rod, a positioning sleeve and a convex shoulder, the positioning frame is fixedly sleeved on the surface of the sliding column, one end of the positioning frame is fixedly connected with the positioning plate, the surfaces of the positioning frame and the sliding column are respectively fixed with a connecting plate, the two connecting plates are meshed and inserted with the screw rod, the convex shoulder is fixed on the left side of the connecting plate on the surface of the sliding column, the right side of the connecting plate is provided with the positioning sleeve, and the positioning sleeve and the screw rod are fixed by screws.

Preferably, a sliding groove is formed in the sliding column, the connecting arm is inserted in the sliding groove in a sliding mode, a first spring is fixed to one end, inserted into the sliding column, of the connecting arm, the other end of the first spring is fixed to the inner wall of the sliding column, and a guide groove is formed in one side of the sliding column.

Preferably, a first brush head is fixed at the bottom of the connecting rod corresponding to the position of the notch of the sliding groove.

Preferably, a protective cover is fixed at the position, located at the bottom of the lathe chuck, of the lathe inner panel, a second brush head is fixed at a notch in the outer side of the protective cover, and powerful magnets are fixed at the inner wall of the protective cover and the bottom of the connecting arm.

Preferably, a sensor is mounted on the lateral head of the connecting arm.

Compared with the prior art, the invention has the beneficial effects that:

1. under the effect of protection casing, be used for the side head of keeping in after the tool setting finishes, prevent that the side head from receiving water stain and crushed aggregates pollution.

2. The machine tool is adjusted, the tool adjusting arm is arranged below the triangular chuck, the position below the lathe is limited, if the connecting arm cannot be contracted to the sliding column, interference can occur on part of the machine tool, the applicability is low, the occupied space can be greatly reduced by adopting the structure, and meanwhile, the structure is a spiral line-like line in the swinging process (the tool adjusting arm in the prior art is not telescopic, the swinging is in an arc shape), the sweeping area is small, and collision is not easy to occur.

3. The protection casing is equipped with the second outside and brushes the head, can block the water stain and the crushed aggregates in the outside on the one hand, can also clear up the overhead impurity of side at the linking arm swing in-process, reduces the tool setting error.

4. The sliding groove is formed in the sliding column (the fixed pin and the sliding column are prevented from interfering), and in order to prevent the crushed aggregates from falling into the sliding column when the tool setting arm is in an unfolded state, the first brush head is fixed on the connecting rod and can prevent the crushed aggregates from flying into the sliding column.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is one of the schematic views of the connection between the strut and the connecting arm according to the present invention;

FIG. 3 is a second schematic view of the connection between the sliding column and the connecting arm according to the present invention;

FIG. 4 is a schematic view of the positioning device and the adjusting device according to the present invention;

FIG. 5 is a schematic view of a positioning device according to the present invention;

FIG. 6 is a schematic view of the structure of the adjusting device of the present invention;

FIG. 7 is a schematic view of the internal structure of the strut of the present invention;

FIG. 8 is a schematic view of the connection of the connecting rod to the strut of the present invention;

fig. 9 is a schematic view of the internal structure of the shield according to the present invention.

In the figure: 1. an inner panel of the lathe; 11. a lathe chuck; 2. a fixed seat; 21. a joint; 3. a traveler; 31. a guide groove; 32. a first spring; 33. a sliding groove; 4. a connecting arm; 41. a lateral head; 5. a protective cover; 51. a second brush head; 6. a positioning device; 61. positioning a plate; 62. a second spring; 63. positioning pins; 64. a pressure lever; 65. a slot pin; 7. an adjustment device; 71. a positioning frame; 72. a screw; 73. a positioning sleeve; 74. a shoulder is formed; 8. a connecting rod; 81. a first brush head; 82. a fixing pin; 9. a strong magnet.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 and fig. 2, the present invention provides a technical solution: the tool setting device comprises a lathe inner panel 1, a lathe chuck 11, a fixed seat 2, a sliding column 3 and a connecting arm 4, wherein the lathe chuck 11 is fixed on the surface of the lathe inner panel 1, the fixed seat 2 is fixed on the surface of the lathe inner panel 1 positioned on one side of the lathe chuck 11, the sliding column 3 is arranged on the surface, close to the bottom, of the fixed seat 2, the connecting arm 4 is arranged at one end, away from the fixed seat 2, of the sliding column 3, the connecting arm 4 is identical to the tool setting arm in structure, the tool setting arm is installed on the inner panel on the same side of the lathe chuck 11, a side head 41 is fixed at the end of the tool setting arm, and a corresponding sensor is installed on the side head 41 and used for carrying out tool setting; the protective cover 5 is fixed on the inner panel 1 of the lathe and used for temporarily storing the side head 41 after tool setting is finished, so that the side head 41 is prevented from being polluted by water stain and crushed materials, the tool setting arm is in a horizontal state when being unfolded, and the height of the side head 41 is lower than the central position of the triangular chuck, so that machine tool setting can be realized (namely a processing shaft is arranged on the triangular chuck, and the tool setting arm cannot generate and interfere in the swinging process) because the tool setting arm swings downwards.

Referring to fig. 2 and 3, a joint 21 is rotatably mounted at a position of the fixed seat 2 corresponding to the sliding column 3, the joint 21 is fixedly connected with the sliding column 3, a positioning device 6 for locking the connecting arm 4 is arranged on the surface of the connecting arm 4 close to the sliding column 3, an adjusting device 7 for adjusting the positioning device 6 is arranged at a position of the sliding column 3 corresponding to the positioning device 6, the adjusting device 7 is in transmission connection with the positioning device 6, the fixed seat 2 is fixedly connected with a lathe, one end of a connecting rod 8 is hinged to the fixed seat 2, and the other end of the connecting rod is hinged to a fixing pin 82 on the connecting arm 4; the connecting arm 4 is sleeved in the sliding column 3 to form a linear pair, the joint 21 is fixedly connected with the sliding column 3, the joint 21 is hinged to the fixed seat 2, and the positioning device 6 is used for fixing the connecting arm 4 in a horizontal position.

Referring to fig. 2 and 3, the connecting rod 8 is rotatably mounted on the top of the joint 21 of the fixing base 2, and the other end of the connecting rod 8 is hinged with a fixing pin 82, and the fixing pin 82 slides through the connecting arm 4.

Referring to fig. 4 and 5, the positioning device 6 includes a positioning plate 61, a second spring 62, a positioning pin 63, a pressing rod 64 and a slot pin 65, the positioning plate 61 is disposed on one side of the connecting arm 4 close to the fixing pin 82, the slot pin 65 is inserted on the surface of the positioning plate 61 in a sliding manner, the slot pin 65 is fixedly connected with one end of the fixing pin 82, a positioning hole is disposed on the surface of the slot pin 65, the positioning pin 63 is inserted inside the positioning hole, the second spring 62 is fixed on one end of the positioning pin 63 away from the slot pin 65, the other end of the second spring 62 is fixed on the positioning plate 61, the pressing rod 64 is rotatably mounted on one side of the positioning plate 61 located on the positioning pin 63, the positioning pin 63 is in pressing contact with the pressing rod 64, the positioning frame 71 is fixedly connected with the positioning plate 61, a hole is disposed on the positioning plate 61 for the slot pin 65 to freely pass through, the slot pin 65 is fixedly connected with the fixing pin 82, a positioning hole is disposed on the slot pin 65, the positioning pin 63 can be inserted under the action of the second spring 62, the pressing rod 64 and the positioning plate 61 form a linear pair, and the positioning pin 63 can be separated from the positioning hole by pressing the pressing rod 64.

Referring to fig. 5, the side of the slot pin 65 is provided with an inclined surface, which facilitates the positioning pin 63 to slide on the slot pin 65 and enter the positioning hole against the elastic force of the second spring 62.

Referring to fig. 4 and 6, the adjusting device 7 includes a positioning frame 71, a screw 72, a positioning sleeve 73 and a shoulder 74, the positioning frame 71 is fixedly sleeved on the surface of the sliding column 3, one end of the positioning frame 71 is fixedly connected with the positioning plate 61, the surfaces of the positioning frame 71 and the sliding column 3 are respectively fixed with a connecting plate, the two connecting plates are engaged and inserted with the screw 72, the shoulder 74 is fixed on the left side of the connecting plate on the surface of the sliding column 3, the positioning sleeve 73 is arranged on the right side of the connecting plate, the positioning sleeve 73 and the screw 72 are fixed by screws, and adjustment is needed because the positioning accuracy sometimes affects the tool setting accuracy, and the positioning frame 71 is sleeved on the sliding column 3 and is fixed and adjusted by being connected with the screw 72. The screw 72 is hinged with the sliding column 3 (the left side is axially fixed by a shoulder 74, the right side is fixed by a positioning sleeve 73, and the positioning sleeve 73 and the screw 72 are fixed by screws), and the positioning frame 71 can move by rotating the screw 72 so as to adjust the position of the positioning pin 63 matched with the positioning hole of the slotted pin 65.

Referring to fig. 7, a sliding groove 33 is formed inside the sliding column 3, the connecting arm 4 is slidably inserted into the sliding groove 33, a first spring 32 is fixed at one end of the connecting arm 4 inserted into the sliding column 3, and the other end of the first spring 32 is fixed with the inner wall of the sliding column 3, one side of the sliding column 3 is provided with a guide groove 31, the connecting arm 4 is lifted upwards manually, the connecting arm 4 slowly extends out of the sliding column 3, the first spring 32 has the function of helping force, when the connecting arm 4 is in a horizontal state, the positioning device 6 is triggered, the connecting arm 4 cannot fall back, when the connecting arm 4 needs to be retracted, the positioning device 6 is unlocked, and then the user can directly release the handle, since the connecting arm 4 is slowly retracted to the spool 3 upon return, the first spring 32 is compressed, the fall back is thus caused by the weight of the link arm 4 and the first spring 32 ensures that it falls back slowly (without falling rapidly and striking the lathe).

Referring to fig. 8, a first brush head 81 is fixed at a position corresponding to a notch of the sliding groove 33 at the bottom of the connecting rod 8, and since the sliding groove 33 is formed in the sliding column 3 (to prevent the fixed pin 82 from interfering with the sliding column 3), in order to prevent the crushed aggregates from falling into the connecting rod 8 when the cutter arm is unfolded, the first brush head 81 is fixed on the connecting rod 8 to prevent the crushed aggregates from flying into the connecting rod.

Referring to fig. 2 and 9, a protective cover 5 is fixed at a position, located at the bottom of a lathe chuck 11, of the lathe inner panel 1, a second brush head 51 is fixed at a notch on the outer side of the protective cover 5, strong magnets 9 are fixed on the inner wall of the protective cover 5 and the bottom of the connecting arm 4, after the side head 41 is used up, the protective cover 5 swings to the protective cover 5 under the action of gravity of the connecting arm 4, the strong magnets 9 are arranged on the side edge of the protective cover 5 and the back of the connecting arm 4 and can be adsorbed to temporarily store the connecting arm 4 in the protective cover 5, and the second brush head 51 is arranged outside the protective cover 5, so that water stains and crushed materials on the outer side can be blocked, impurities on the side head 41 can be cleaned in the swinging process of the connecting arm 4, and tool setting errors are reduced.

And a sensor is arranged on the side head 41 of the connecting arm 4, and a corresponding sensor is arranged on the side head 41 and used for carrying out cutter setting.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.