CN215698062U - Lathe tool structure convenient to change tool bit - Google Patents

Abstract

The utility model relates to a turning tool structure convenient for replacing a tool bit, which comprises a connecting column, wherein a tool bit body is movably arranged at the bottom of the connecting column, a cavity is formed in the bottom of the connecting column, a replacing mechanism is arranged in the cavity, and a stop block is fixedly connected to the outer side of the tool bit body; the replacement mechanism includes the fixed plate with the inner wall fixed connection of cavity, the bottom of fixed plate is provided with locating component, the inside of spliced pole is provided with spacing subassembly, the top fixedly connected with of tool bit body inserts the post, locating component include quantity be two and with fixed plate bottom fixed connection's setting element, the bottom fixedly connected with locating rack of setting element, the constant head tank with the big or small looks adaptation in the locating rack outside is seted up at the top of tool bit body. This lathe tool structure convenient to change tool bit through the setting of spacing subassembly, can assemble and dismantle tool bit body and spliced pole fast.

Description

Lathe tool structure convenient to change tool bit

Technical Field

The utility model relates to the technical field of turning tool structures, in particular to a turning tool structure with a tool bit convenient to replace.

Background

The turning tool is used for turning processing and is provided with a cutting part, the turning tool is one of the most widely applied tools in the cutting processing, the working part of the turning tool is a part for generating and processing chips, and comprises a cutting edge, a structure for breaking or rolling up the chips, a space for discharging or storing the chips, a channel of cutting fluid and other structural elements, and the cutting part of the turning tool comprises a main cutting edge, an auxiliary cutting edge, a front tool face, a main rear tool face, an auxiliary rear tool face and a sharp corner of the tool.

The existing turning tool cannot be used for rapidly positioning and butting the turning tool and the fixed head when in use, and the tool bit is usually fixed by utilizing the fastening bolt, however, the tool bit is inconvenient to replace because the fastening bolt needs to be pried by using tools such as a screwdriver, and therefore, the turning tool structure convenient for replacing the tool bit is provided to solve the problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a turning tool structure convenient for replacing a tool bit, which has the advantages of convenience in replacing the tool bit and the like, and solves the problems that the turning tool cannot be quickly positioned and butted with a fixed head when in use, fastening bolts are usually utilized for fixing the tool bit, and the tool bit is inconvenient to replace because tools such as screwdrivers are required to pry the fastening bolts.

In order to achieve the purpose, the utility model provides the following technical scheme: a turning tool structure convenient for tool bit replacement comprises a connecting column, wherein a tool bit body is movably mounted at the bottom of the connecting column, a cavity is formed in the bottom of the connecting column, a replacement mechanism is arranged inside the cavity, and a stop block is fixedly connected to the outer side of the tool bit body;

the replacement mechanism comprises a fixing plate fixedly connected with the inner wall of the cavity, a positioning assembly is arranged at the bottom of the fixing plate, a limiting assembly is arranged inside the connecting column, and an inserting column is fixedly connected to the top of the cutter head body.

Further, locating component includes quantity be two and with fixed plate bottom fixed connection's setting element, the bottom fixedly connected with locating rack of setting element, the constant head tank with the big or small looks adaptation in the locating rack outside is seted up at the top of tool bit body.

Further, spacing subassembly includes that quantity is two and with the holding tank of cavity top intercommunication, two the equal fixedly connected with of inner wall of the mutually opposite one side of holding tank back of the body piece, two the equal fixedly connected with fly leaf in the relative one side of piece that resets, two the equal fixedly connected with stopper in the relative one side of fly leaf, two the equal fixedly connected with one end in front of stopper runs through and extends to the positive pull rod of spliced pole.

Furthermore, the locating piece includes location spring and location telescopic link, the locating rack is the U style of calligraphy.

Furthermore, the top of fixed plate is seted up one end and is run through and extend to the installation through-hole of fixed plate bottom, the size of installation through-hole and the size looks adaptation of inserting the post.

Further, the equal fixedly connected with installation slider in the left and right sides of tool bit body, the equal fixedly connected with of the left and right sides inner wall of cavity and installation slider sliding connection's installation slide rail.

Further, the inside of spliced pole is seted up with cavity top intercommunication and with the slot of inserting the big or small looks adaptation of post, the left and right sides of inserting the post all sets up the spacing groove with stopper size looks adaptation.

Furthermore, the front of spliced pole is seted up the quantity and is two rectangle through-holes, the back of rectangle through-hole and the front intercommunication of cavity, the width of rectangle through-hole and the diameter looks adaptation of pull rod.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

1. this lathe tool structure convenient to change tool bit through the setting of spacing subassembly, can assemble tool bit body and spliced pole fast and dismantle, the effectual dismouting efficiency that improves the tool bit body.

2. This lathe tool structure convenient to change tool bit through locating component's setting for this integument of tool bit is installed more firmly, thereby has improved the accuracy of tool bit body during operation to work piece processing.

Drawings

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

FIG. 2 is an enlarged view of portion A of FIG. 1 according to the present invention;

fig. 3 is a front view of the structure of the present invention.

In the figure: the tool bit comprises a connecting column 1, a tool bit body 2, a stop block 3, a reset piece 4, a cavity 5, a fixing plate 6, a positioning groove 7, an installation sliding rail 8, a positioning frame 9, an installation sliding block 10, a positioning piece 11, a pull rod 12, a limiting block 13, a movable plate 14, an insertion column 15 and an accommodating groove 16.

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. 1-3, the turning tool structure convenient for tool bit replacement in the present embodiment includes a connecting column 1, a tool bit body 2 is movably mounted at the bottom of the connecting column 1, a cavity 5 is formed at the bottom of the connecting column 1, a replacement mechanism is disposed inside the cavity 5, and a stopper 3 is fixedly connected to the outer side of the tool bit body 2.

The replacement mechanism comprises a fixing plate 6 fixedly connected with the inner wall of the cavity 5, a positioning assembly is arranged at the bottom of the fixing plate 6, a limiting assembly is arranged inside the connecting column 1, and an inserting column 15 is fixedly connected with the top of the cutter head body 2.

In this embodiment, locating component include quantity be two and with fixed plate 6 bottom fixed connection's setting element 11, the bottom fixedly connected with locating rack 9 of setting element 11, the constant head tank 7 with the big or small looks adaptation in the locating rack 9 outside is seted up at the top of tool bit body 2.

It should be noted that the locating piece 11 includes positioning spring and location telescopic link, and locating rack 9 is the U style of calligraphy, and the installation through-hole that one end runs through and extend to fixed plate 6 bottom is seted up at the top of fixed plate 6, the size of installation through-hole and the big or small looks adaptation of inserting post 15, the equal fixedly connected with installation slider 10 in the left and right sides of tool bit body 2, the equal fixedly connected with in the left and right sides inner wall of cavity 5 and installation slider 10 sliding connection's installation slide rail 8.

In this embodiment, spacing subassembly includes that quantity is two and with the holding tank 16 of cavity 5 top intercommunication, two holding tanks 16 back to the back the equal fixedly connected with of inner wall on one side of the body 4 that resets, two reset the equal fixedly connected with fly leaf 14 in 4 relative one sides, the equal fixedly connected with stopper 13 in 14 relative one sides of two fly leaves, the equal fixedly connected with one end in front of two stoppers 13 runs through and extends to the positive pull rod 12 of spliced pole 1.

It should be noted that, the inside of spliced pole 1 is seted up with 5 top intercommunications of cavity and with the slot of inserting 15 big or small looks adaptations, insert the left and right sides of post 15 and all set up the spacing groove with 13 big or small looks adaptations of stopper, the rectangle through-hole that quantity is two is seted up in spliced pole 1's front, the back of rectangle through-hole and the front intercommunication of cavity 5, the width of rectangle through-hole and the diameter looks adaptation of pull rod 12, piece 4 that resets includes reset spring and the telescopic link that resets.

Specifically, the mounting sliding blocks 10 on the left side and the right side of the tool bit body 2 slide into the mounting sliding rails 8 on the inner walls on the left side and the right side of the cavity 5 until the insertion column 15 on the top of the tool bit body 2 passes through the fixing plate 6, the insertion column 15 can extrude the inclined planes of the two limit blocks 13 to enable the inclined planes to move to one side opposite to each other, so that the movable plate 14 is driven to extrude the reset spring and the reset telescopic rod in the reset piece 4 until the insertion column 15 moves to be attached to the inner top wall of the slot, the limit blocks 13 can be ejected into the limit grooves due to the tension of the reset spring, the insertion column 15 can be limited in the cavity 5, the tool bit body 2 is rapidly assembled, and the positioning spring and the positioning telescopic rod 11 can be extruded through the positioning frame 9 in the process of attaching the top of the tool bit body 2 to the bottom of the fixing plate 6 due to the tension of the positioning spring, the arrangement of the tool bit body 2 can be more stable.

And, when needing to change tool bit body 2, two pull rod 12 outside fixedly connected with pull rings promote two pull rings and drive two pull rod 12 and move to one side that carries on the back mutually, break away from the spacing groove until pull rod 12 drives stopper 13, no longer carry on spacingly to inserting post 15, can will insert post 15 and extract from cavity 5 is inside, and whole dismantlement process operation is very simple and convenient to need not use tools, the staff alright easily change tool bit body 2.

The working principle of the above embodiment is as follows:

(1) this lathe tool structure convenient to change tool bit through the setting of spacing subassembly, can assemble and dismantle tool bit body 2 and spliced pole 1 fast, the effectual dismouting efficiency that improves tool bit body 2.

(2) This lathe tool structure convenient to change tool bit through locating component's setting for tool bit body 2 is installed more firmly, thereby has improved the accuracy of tool bit body 2 during operation to work piece processing.

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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a lathe tool structure convenient to change tool bit, includes spliced pole (1), its characterized in that: a tool bit body (2) is movably mounted at the bottom of the connecting column (1), a cavity (5) is formed in the bottom of the connecting column (1), a replacing mechanism is arranged inside the cavity (5), and a stop block (3) is fixedly connected to the outer side of the tool bit body (2);

the replacement mechanism comprises a fixing plate (6) fixedly connected with the inner wall of the cavity (5), a positioning assembly is arranged at the bottom of the fixing plate (6), a limiting assembly is arranged inside the connecting column (1), and an inserting column (15) is fixedly connected to the top of the tool bit body (2).

2. The turning tool structure convenient for bit replacement according to claim 1, wherein: locating component includes quantity be two and with fixed plate (6) bottom fixed connection's setting element (11), the bottom fixedly connected with locating rack (9) of setting element (11), constant head tank (7) with locating rack (9) outside size looks adaptation is seted up at the top of tool bit body (2).

3. The turning tool structure convenient for bit replacement according to claim 1, wherein: spacing subassembly includes quantity be two and with holding tank (16) of cavity (5) top intercommunication, two the equal fixedly connected with of inner wall of holding tank (16) one side mutually the back of the body piece (4), two the equal fixedly connected with fly leaf (14) of one side that resets (4) are relative, two the equal fixedly connected with stopper (13) of one side that fly leaf (14) are relative, two the equal fixedly connected with one end in front of stopper (13) runs through and extends to the positive pull rod (12) of spliced pole (1).

4. The turning tool structure convenient for bit replacement according to claim 2, wherein: the positioning piece (11) comprises a positioning spring and a positioning telescopic rod, and the positioning frame (9) is U-shaped.

5. The turning tool structure convenient for bit replacement according to claim 1, wherein: the top of fixed plate (6) is seted up one end and is run through and extend to the installation through-hole of fixed plate (6) bottom, the size of installation through-hole and the size looks adaptation of inserting post (15).

6. The turning tool structure convenient for bit replacement according to claim 1, wherein: the equal fixedly connected with installation slider (10) in both sides about tool bit body (2), the equal fixedly connected with of the left and right sides inner wall of cavity (5) and installation slider (10) sliding connection's installation slide rail (8).

7. The turning tool structure convenient for bit replacement according to claim 3, wherein: the inside of spliced pole (1) is seted up with cavity (5) top intercommunication and with the slot of inserting post (15) size looks adaptation, insert the left and right sides of post (15) and all set up the spacing groove with stopper (13) size looks adaptation.

8. The turning tool structure convenient for bit replacement according to claim 3, wherein: the front of the connecting column (1) is provided with two rectangular through holes, the back of each rectangular through hole is communicated with the front of the cavity (5), and the width of each rectangular through hole is matched with the diameter of the pull rod (12).

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