CN219402358U - Lathe fixture - Google Patents

Abstract

The application relates to the field of mechanical equipment, provides a lathe frock clamp, include: the clamping device comprises a chuck, a first driving piece, a connecting seat and a fixing piece, wherein the chuck comprises a chuck base and at least two clamping jaws, the clamping jaws are uniformly distributed and movably connected to the chuck, the clamping jaws radially move along the chuck base, the output end of the first driving piece is connected with the chuck, and the clamping jaws are driven to clamp and relax; the chuck is used for clamping the connecting seat, the fixing piece is arranged on the connecting seat, and the fixing piece is used for fixing a preset insulator; when preset insulator and mounting cooperation, the connecting seat butt in the insulator terminal surface of predetermineeing, the mounting is facing away from the one side of chuck and is connected with preset insulator towards the connecting seat, can solve three-jaw chuck and press from both sides tight insulator, insulator surface easily produces the problem of clamp mark.

Description

Lathe fixture

Technical Field

The application relates to the technical field of mechanical equipment, in particular to a lathe tool fixture.

Background

The insulator is a special insulation control, can play an important role in the overhead output circuit, is made of insulating materials, is mainly molded in a mode of mold injection, and has defects such as burrs on the surface of the insulator after injection molding, so that the surface of the insulator is required to be processed by a lathe.

At present, when the surface of an insulator is processed by a lathe, one end of the insulator is generally clamped by a three-jaw chuck, the other end of the insulator is matched with the three-jaw chuck through a push rod to clamp the insulator, so that shaking of the insulator is avoided, but when the insulator is clamped by the three-jaw chuck, clamping marks are easily generated on the surface of the insulator, and therefore improvement is needed.

Disclosure of Invention

In order to better protect the surface of an insulator, the application provides a lathe fixture.

The application provides a lathe frock clamp adopts following technical scheme:

the lathe fixture comprises a chuck, a first driving piece, a connecting seat and a fixing piece, wherein the chuck comprises a chuck base and at least two clamping jaws, the clamping jaws are uniformly distributed and movably connected to the chuck, the clamping jaws radially move along the chuck base, the output end of the first driving piece is connected with the chuck, and the clamping jaws are driven to clamp and relax; the chuck is used for clamping the connecting seat, the fixing piece is arranged on the connecting seat, and the fixing piece is used for fixing a preset insulator; when the preset insulator is matched with the fixing piece, the connecting seat is abutted to the end face of the preset insulator, and the fixing piece faces to one face of the connecting seat, which is away from the chuck, and is connected with the preset insulator.

By adopting the technical scheme, the chuck is driven by the first driving piece to clamp the connecting seat, and the insulator is fixed by the fixing piece on the connecting seat; when needing fixed insulator, be fixed in the insulator with the mounting on, drive chuck centre gripping connecting seat through first driving piece and fix the insulator, when the mounting cooperatees with the insulator of predetermineeing, the terminal surface of connecting seat and the insulator butt of predetermineeing, the mounting is fixed with the insulator cooperation of predetermineeing to the insulator of predetermineeing, fix the mode of predetermineeing the insulator through the mounting, avoided the direct centre gripping of chuck to the insulator of predetermineeing, avoided the chuck to the clamp mark that the insulator surface produced of predetermineeing, so as to protect the surface of insulator well.

Optionally, the mounting is fixing bolt, and the connecting seat has seted up the connecting hole along the direction of activity that is perpendicular to chuck clamping jaw, and fixing bolt passes the connecting hole and can dismantle with the connecting seat and be connected, fixing bolt and predetermine insulator threaded connection.

Through adopting above-mentioned technical scheme, when needing fixed insulator, pass connecting hole threaded connection with the bolt and fix the insulator on the insulator, the nut butt of bolt can conveniently and fix the insulator better through the bolt on the connecting seat.

Optionally, the chuck comprises a connecting seat, a connecting seat and a preset insulator, wherein the connecting seat is arranged on the end face of the connecting seat, which is away from the chuck, and the connecting seat is attached to the end face of the preset insulator when the connecting seat is matched with the preset insulator.

Through adopting above-mentioned technical scheme, when connecting seat and insulator cooperation, the blotter is laminated with the terminal surface of insulator for when the insulator is pressed from both sides tightly, can play the guard action to the terminal surface of insulator better, so as to protect the surface of insulator better.

Optionally, the device further comprises a push rod structure and a matching piece, wherein the push rod structure is arranged opposite to the chuck, the push rod structure is used for fixing a preset insulator through the matching piece, and the cross section area of the matching piece is larger than that of the push rod structure.

Through adopting above-mentioned technical scheme, be connected with predetermineeing the insulator through the cooperation piece, can increase the area of contact between with the insulator for when ejector pin structure and chuck cooperation clamp insulator, because area of contact is great, also can protect the insulator surface better when can fix the insulator more steadily.

Optionally, the ejector rod structure includes butt spare and second driving piece, and the output and the butt spare of second driving piece are connected, and the second driving piece drives the butt spare to be kept away from or be close to chuck direction, and when the cooperation piece cooperatees with predetermineeing the insulator, the second driving piece drives the butt spare and is close to the cooperation piece and with cooperation piece butt.

Through adopting above-mentioned technical scheme, with cooperation piece and insulator cooperation, drive the direction motion of butt towards the cooperation piece through the second driving piece, support tight cooperation piece and insulator through the cooperation of butt piece and connecting seat, through the setting of cooperation piece, the butt piece direct butt in the tip of insulator that can reduce ejector pin structure can protect the terminal surface of insulator better.

Optionally, the fitting piece includes fitting piece body and linking piece, can dismantle between fitting piece body and the linking piece and be connected, and the external diameter of fitting piece body is unanimous with the internal diameter of predetermineeing the insulator, and fitting piece body is used for pegging graft in predetermineeing the insulator with predetermineeing the insulator butt, and linking piece is used for cooperating with the butt piece.

Through adopting above-mentioned technical scheme, when cooperation piece and insulator cooperation, the cooperation piece body inserts in the insulator, and the linking piece can supply the staff to hold the linking piece and insert the insulator with the cooperation piece, and the second driver part drive butt piece carries out the butt to the linking piece, can make the cooperation piece be connected with the insulator more steadily and fixed.

Optionally, the one end of linking piece and butt piece complex has offered the locating hole, and when butt piece and linking piece cooperation, the butt piece stretches into locating hole and butt piece butt.

Through adopting above-mentioned technical scheme, when mating component and insulator cooperation, the second driving piece is driven the butt piece and is close to the mating component, can adjust the position of mating component this moment, makes the butt piece stretch into in the locating hole to can make the mating component carry out the centre gripping to the insulator better and fix.

Optionally, the mating member body is cut obliquely from a peripheral side of the mating member body to an end of the mating member body to form the plugging portion.

Through adopting above-mentioned technical scheme, when the cooperation piece need insert in the insulator, grafting portion inserts the insulator, can play the effect of direction to the cooperation piece body for the cooperation piece inserts in the insulator better.

In summary, the present application includes at least one of the following beneficial effects:

1. when the insulator needs to be fixed, the fixing piece is fixed on the insulator, the first driving piece drives the chuck to clamp the connecting seat to fix the insulator, when the fixing piece is matched with the preset insulator, the end face of the connecting seat is abutted with the preset insulator, the fixing piece is matched with the preset insulator to fix the preset insulator, the fixing piece is used for fixing the preset insulator, the chuck is prevented from directly clamping the preset insulator, and clamping marks generated on the surface of the preset insulator by the chuck are avoided, so that the surface of the insulator can be well protected;

2. when the insulator needs to be fixed, the insulator is fixed by penetrating the bolts through the connecting holes in a threaded manner, the nuts of the bolts are abutted on the connecting seat, and the insulator can be conveniently and well fixed through the bolts.

Drawings

FIG. 1 is a schematic overall structure of an embodiment of the present application;

FIG. 2 is an enlarged schematic view at A in FIG. 1;

FIG. 3 is a schematic overall structure of another view of an embodiment of the present application;

FIG. 4 is a schematic cross-sectional view showing the cooperation of a lathe tooling fixture and an insulator according to an embodiment of the present application;

fig. 5 is an enlarged schematic view at B in fig. 4.

Reference numerals illustrate: 100. a chuck; 101. a chuck base; 102. a clamping jaw; 200. a connecting seat; 210. a connection hole; 300. a fixing member; 400. a lathe frame; 500. a cushion pad; 600. a push rod structure; 601. an abutment; 602. a second driving member; 700. a mating member; 710. a fitting body; 711. perforating; 712. a plug-in part; 720. a linking member; 721. a connecting rod; 722. a splice plate; 723. a nut; 724. and positioning holes.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-5.

The embodiment of the application discloses a lathe fixture. Referring to fig. 1 and 2, the lathe fixture comprises a chuck 100, a first driving piece, a connecting seat 200 and a fixing piece 300, wherein the chuck 100 comprises a chuck base 101 and at least two clamping jaws 102, the clamping jaws 102 are uniformly distributed and movably connected to the chuck 100, the clamping jaws 102 radially move along the chuck base 101, an output end of the first driving piece is connected with the chuck 100, and the clamping jaws 102 are driven to clamp and loosen; the chuck 100 is used for clamping the connecting seat 200, the fixing piece 300 is arranged on the connecting seat 200, and the fixing piece 300 is used for fixing a preset insulator; when the preset insulator is matched with the fixing piece 300, the connecting seat 200 is abutted against the end face of the preset insulator, and the fixing piece 300 faces to one face of the connecting seat 200, which faces away from the chuck 100, and is connected with the preset insulator.

Specifically, the lathe fixture further comprises a lathe frame 400, the chuck 100 is arranged on the lathe frame 400, the chuck 100 is provided with three clamping jaws 102, and other numbers of clamping jaws 102 can be arranged in other embodiments; the first driving member is a motor, and the motor drives the clamping jaw 102 of the chuck 100 to clamp the connecting seat 200; the connecting seat 200 is of a T-shaped structure, one end of the connecting seat 200 in the length direction of the T-shaped structure is inserted into the chuck 100 and fixed through the clamping jaw 102, and the end face of the connecting seat 200, which is away from the chuck 100, is arranged in a planar structure, so that when the connecting seat 200 is abutted with the preset insulator end face, the contact area with the insulator end face can be increased, and the preset insulator can be better abutted.

When needing fixed insulator, be fixed in the insulator with mounting 300, drive chuck 100 centre gripping connecting seat 200 through first driving piece and fix the insulator, when mounting 300 cooperates with the insulator of predetermineeing, the terminal surface and the insulator butt of predetermineeing of connecting seat 200, mounting 300 cooperates with the insulator of predetermineeing and fixes the insulator of predetermineeing, the mode of fixing the insulator of predetermineeing through mounting 300 has avoided chuck 100 direct centre gripping to predetermine the insulator, has avoided chuck 100 to predetermineeing the clamp mark that the insulator surface produced, so that can protect the surface of insulator well.

In some embodiments, referring to fig. 1 and 2, the fixing member 300 is a fixing bolt, the connection base 200 is provided with a connection hole 210 along a moving direction perpendicular to the clamping jaw 102 of the chuck 100, the fixing bolt is detachably connected with the connection base 200 through the connection hole 210, and the fixing bolt is in threaded connection with a preset insulator.

Specifically, a threaded hole is formed in the preset insulator, and the fixing bolt is in threaded connection with the preset insulator through the threaded hole. The fixing bolts are arranged in two, and the connection between the connecting seat 200 and the insulator can be more stable through the two fixing bolts.

When the insulator needs to be fixed, the bolts penetrate through the connecting holes 210 to be connected with the insulator in a threaded mode to fix the insulator, the nuts of the bolts are abutted to the connecting seat 200, and the insulator can be conveniently and well fixed through the bolts.

In some embodiments, referring to fig. 1 and 2, the lathe tool fixture further includes a buffer pad 500, where the buffer pad 500 is disposed on an end surface of the connection base 200 facing away from the chuck 100, and when the connection base 200 is mated with a preset insulator, the buffer pad 500 is attached to the preset insulator end surface.

Specifically, the cushion pad 500 may be, but is not limited to, rubber, sponge, etc.; the fixing bolt penetrates through the cushion pad 500, the cushion pad 500 is connected with the connecting seat 200, and the cushion pad 500 can be conveniently fixed by being connected with the connecting seat 200 through the fixing bolt.

When connecting seat 200 cooperates with the insulator, blotter 500 is laminated with the terminal surface of insulator for when the insulator is pressed from both sides tightly, can play the guard action to the terminal surface of insulator better, so as to can protect the surface of insulator better.

In some embodiments, referring to fig. 3, the lathe tool fixture further includes a mandrel structure 600 and a mating member 700, the mandrel structure 600 is disposed opposite to the chuck 100, the mandrel structure 600 fixes a preset insulator through the mating member 700, and a cross-sectional area of the mating member 700 is larger than a cross-sectional area of the mandrel structure 600.

Specifically, the ejector rod structure 600 is disposed on the lathe frame 400, and the mating member 700 has a cylindrical structure, and the mating member 700 may be, but is not limited to, a rubber material.

Through fitting 700 and predetermineeing the insulator to be connected, can increase the area of contact with the insulator for when ejector pin structure 600 and chuck 100 cooperation clamp the insulator, also can protect the insulator surface better when can fix the insulator more steadily owing to area of contact is great.

In some embodiments, referring to fig. 4 and 5, the ejector rod structure 600 includes an abutment 601 and a second driving member 602, where an output end of the second driving member 602 is connected to the abutment 601, the second driving member 602 drives the abutment 601 away from or toward the chuck 100, and when the mating member 700 mates with the preset insulator, the second driving member 602 drives the abutment 601 toward the mating member 700 and abuts against the mating member 700.

Specifically, the second driving member 602 is a screw rod, the screw rod is in threaded connection with the abutting member 601, one end of the abutting member 601 matched with the matching member 700 is in a conical structure, the vertex faces the matching member 700, the vertex of the conical structure abuts against the matching member 700, and acting force between the abutting member 601 and the matching member 700 can be enhanced, so that the matching member 700 is better abutted.

With cooperation spare 700 and insulator cooperation, drive the direction motion of butt spare 601 towards cooperation spare 700 through second driving piece 602, through butt spare 601 and connecting seat 200's cooperation butt cooperation spare 700 and insulator, through the setting of cooperation spare 700, can reduce the butt spare 601 direct butt in the tip of insulator of ejector pin structure 600, can protect the terminal surface of insulator better.

In some embodiments, referring to fig. 4 and 5, the mating member 700 includes a mating member body 710 and a connecting member 720, the mating member body 710 and the connecting member 720 are detachably connected, an outer diameter of the mating member body 710 is consistent with an inner diameter of a preset insulator, the mating member body 710 is inserted into the preset insulator to abut against the preset insulator, and the connecting member 720 is used to cooperate with the abutting member 601.

Specifically, the fitting body 710 is made of rubber, the cross-sectional area of the fitting body 710 is larger than that of the abutting piece 601, a through hole 711 is formed in the fitting body 710, the abutting piece 720 comprises an abutting rod 721 and an abutting plate 722, the diameter of the through hole 711 is matched with that of the abutting rod 721 and that of the abutting plate 722, the abutting rod 721 and the abutting plate 722 are in cylindrical structures, the abutting rod 721 penetrates through the center point of the abutting plate 722 to be fixedly connected with the abutting plate 722, threads are formed on the abutting rod 721 and the abutting plate 722, the abutting piece 720 penetrates through the through hole 711 to be in threaded connection with the fitting piece 700, the abutting plate 722 abuts against one end of the fitting piece 700, the abutting piece 720 further comprises a nut 723, and the nut 723 is in threaded connection with the abutting piece 721 to abut against the end face, away from the abutting plate 722, of the abutting piece 700. The connection piece 720 and the matching piece 700 can be conveniently disassembled and assembled through threaded connection, and meanwhile, when the ejector rod structure 600 abuts against the connection piece 720, the threaded connection is arranged to enable the connection piece 720 to be matched with the matching piece 700 stably, so that the insulator is fixed.

When the mating member 700 mates with the insulator, the mating member body 710 is inserted into the insulator, the engaging member 720 is manually held by the operator, the worker holds the engaging member 720 to insert the mating member 700 into the insulator, and the second driving member 602 drives the abutting member 601 to abut against the engaging member 720, so that the mating member 700 is more stably connected and fixed with the insulator.

In some embodiments, referring to fig. 4 and 5, a positioning hole 724 is formed at an end of the engaging member 720 matching with the abutting member 601, and when the abutting member 601 matches with the engaging member 720, the abutting member 601 extends into the positioning hole 724 to abut against the abutting member 601.

Specifically, the central axis of the positioning hole 724 and the central axis of the connecting piece 720 are on the same line, so that when the abutting piece 601 abuts on the matching piece 700, the central axis of the abutting piece 601 can be on the same line as the central axis of the insulator, and the insulator can be better clamped.

When the matching piece 700 is matched with the insulator, the second driving piece 602 drives the abutting piece 601 to be close to the matching piece 700, and at the moment, the position of the matching piece 700 can be adjusted, so that the abutting piece 601 stretches into the positioning hole 724, and the matching piece 700 can better clamp and fix the insulator.

In some embodiments, referring to fig. 3, the fitting body 710 is cut obliquely along the circumference of the fitting body 710 to the end of the fitting body 710 to form a socket 712.

Specifically, the plugging portion 712 is in a truncated cone-shaped structure, the plugging portion 712 of the truncated cone-shaped structure includes a top surface and a bottom surface, the area of the bottom surface is larger than that of the top surface, and the top surface faces to one side facing away from the mating member body 710, so that a guiding function can be better played.

When the mating member 700 needs to be inserted into the insulator, the inserting portion 712 is inserted into the insulator, so that the mating member body 710 can be guided, so that the mating member 700 can be better inserted into the insulator.

The implementation principle of the lathe tool fixture disclosed by the embodiment of the application is as follows: when needing fixed insulator, be fixed in the insulator with mounting 300, drive chuck 100 centre gripping connecting seat 200 through first driving piece and fix the insulator, when mounting 300 cooperates with the insulator of predetermineeing, the terminal surface and the insulator butt of predetermineeing of connecting seat 200, mounting 300 cooperates with the insulator of predetermineeing and fixes the insulator of predetermineeing, the mode of fixing the insulator of predetermineeing through mounting 300 has avoided chuck 100 direct centre gripping to predetermine the insulator, has avoided chuck 100 to predetermineeing the clamp mark that the insulator surface produced, so that can protect the surface of insulator well.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (8)

1. The utility model provides a lathe frock clamp which characterized in that: the clamping device comprises a chuck (100), a first driving piece, a connecting seat (200) and a fixing piece (300), wherein the chuck (100) comprises a chuck base (101) and at least two clamping jaws (102), the clamping jaws (102) are uniformly distributed and movably connected to the chuck (100), the clamping jaws (102) radially move along the chuck base (101), and an output end of the first driving piece is connected with the chuck (100) to drive the clamping jaws (102) to clamp and relax; the chuck (100) is used for clamping the connecting seat (200), the fixing piece (300) is arranged on the connecting seat (200), and the fixing piece (300) is used for fixing a preset insulator; when the preset insulator is matched with the fixing piece (300), the connecting seat (200) is abutted to the end face of the preset insulator, and the fixing piece (300) faces towards one face, away from the chuck (100), of the connecting seat (200) and is connected with the preset insulator.

2. The lathe tool fixture of claim 1, wherein: the fixing piece (300) is a fixing bolt, the connecting seat (200) is provided with a connecting hole (210) along the moving direction perpendicular to the clamping jaw (102) of the chuck (100), the fixing bolt penetrates through the connecting hole (210) to be detachably connected with the connecting seat (200), and the fixing bolt is in threaded connection with a preset insulator.

3. A lathe work fixture according to claim 1 or 2, characterized in that: still include blotter (500), blotter (500) set up in on the terminal surface that connecting seat (200) deviate from chuck (100), when connecting seat (200) and the insulator cooperation of predetermineeing, blotter (500) laminating is on predetermineeing the insulator terminal surface.

4. The lathe tool fixture of claim 1, wherein: still include ejector pin structure (600) and cooperation piece (700), ejector pin structure (600) with chuck (100) set up relatively, ejector pin structure (600) are through cooperation piece (700) are fixed the insulator of predetermineeing, the cross-sectional area of cooperation piece (700) is greater than the cross-sectional area of ejector pin structure (600).

5. The lathe tool fixture of claim 4, wherein: the ejector rod structure (600) comprises an abutting piece (601) and a second driving piece (602), wherein the output end of the second driving piece (602) is connected with the abutting piece (601), the second driving piece (602) drives the abutting piece (601) to be far away from or close to the chuck (100) in the direction, and when the matching piece (700) is matched with a preset insulator, the second driving piece (602) drives the abutting piece (601) to be close to the matching piece (700) and to be in butt joint with the matching piece (700).

6. The lathe tool fixture of claim 5, wherein: the fitting piece (700) comprises a fitting piece body (710) and a connecting piece (720), the fitting piece body (710) is detachably connected with the connecting piece (720), the outer diameter of the fitting piece body (710) is consistent with the inner diameter of a preset insulator, the fitting piece body (710) is used for being inserted into the preset insulator to be abutted with the preset insulator, and the connecting piece (720) is used for being matched with the abutting piece (601).

7. The lathe tool fixture of claim 6, wherein: the connecting piece (720) is provided with a positioning hole (724) at one end matched with the abutting piece (601), and when the abutting piece (601) is matched with the connecting piece (720), the abutting piece (601) stretches into the positioning hole (724) to abut against the abutting piece (601).

8. A lathe work fixture as defined in claim 6 or 7, wherein: the fitting body (710) is cut obliquely along the circumferential side of the fitting body (710) to the end of the fitting body (710) to form a socket portion (712).