CN210967181U

CN210967181U - Adjustable positioning fixture for machining of machining center

Info

Publication number: CN210967181U
Application number: CN201921487575.5U
Authority: CN
Inventors: 王毓
Original assignee: Tonglu Mude Machinery Manufacturing Co ltd
Current assignee: Tonglu Mude Machinery Manufacturing Co ltd
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-07-10
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a positioning fixture with adjustable machining center processing is used, including the processingequipment body, the bottom fixedly connected with base of processingequipment body front side, the equal fixedly connected with dead lever in both sides at base top, the inner chamber swing joint of dead lever has the pull rod, and two opposite one sides of pull rod all run through to the outside and the fixedly connected with pull ring of dead lever. The utility model discloses a set up pull rod, pull ring, set casing, first spring, clamp plate, second spring, draw the piece, gag lever post and spacing groove's cooperation and use, it can only fix a position the work piece of certain specification and press from both sides tightly to have solved current machining center for processing positioning fixture, can't fix a position the work piece of different specifications, has reduced the practicality of anchor clamps, the problem that the person of being not convenient for uses, this machining center processing is with adjustable positioning fixture, possess and be convenient for fix a position the work piece of different specifications and press from both sides tight advantage.

Description

Adjustable positioning fixture for machining of machining center

Technical Field

The utility model relates to a processing auxiliary assembly technical field specifically is a positioning fixture with adjustable machining center processing is used.

Background

The numerical control milling machine is an automatic processing device developed on the basis of a common milling machine, the processing techniques of the two are basically the same, the structures are somewhat similar, the numerical control milling machine is divided into two categories, namely a tool magazine-free type and a tool magazine-provided type, wherein the numerical control milling machine with the tool magazine is also called as a processing center, the development of scientific technology and the rise and continuous maturity of world advanced manufacturing technology provide higher requirements for the numerical control processing technology; the application of technologies such as ultra-high speed cutting, ultra-precision machining and the like provides higher performance indexes for a numerical control system, servo performance, main shaft driving, a machine tool structure and the like of a numerical control machine tool.

With the development of microelectronics and computer technologies, the performance of a numerical control system is improved day by day, the application field of the numerical control technology is enlarged day by day, but the existing positioning clamp for machining of a machining center can only position and clamp workpieces of certain specifications and cannot position workpieces of different specifications, so that the practicability of the clamp is reduced, and the clamp is not convenient for a user to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioning fixture with adjustable machining center processing possesses and is convenient for carry out the tight advantage of location clamp to the work piece of different specifications, has solved current positioning fixture for machining center processing and can only fix a position the work piece of certain specification and press from both sides tightly, can't fix a position the work piece of different specifications, has reduced the practicality of anchor clamps, the problem that the person of not being convenient for used.

In order to achieve the above object, the utility model provides a following technical scheme: an adjustable positioning fixture for machining of a machining center comprises a machining device body, wherein a base is fixedly connected to the bottom of the front side of the machining device body, fixing rods are fixedly connected to two sides of the top of the base, pull rods are movably connected to inner cavities of the fixing rods, opposite sides of the two pull rods penetrate through the outer sides of the fixing rods and are fixedly connected with pull rings, one sides, far away from the pull rings, of the pull rods penetrate through the outer sides of the fixing rods and are fixedly connected with fixing shells, first springs are sleeved on the surfaces of the pull rods, one sides of the first springs are fixedly connected with the fixing shells, the other sides of the first springs are fixedly connected with the fixing rods, slide rods are fixedly connected to the inner walls of the fixing shells, sliding sleeves are sleeved on the surfaces of the slide rods, pressing plates are fixedly connected to opposite sides of the two sliding sleeves, and first, one side that the sliding sleeve was kept away from to the clamp plate passes first logical groove and extends to the outside of set casing, the front side fixedly connected with shell of sliding sleeve, the inner chamber swing joint of shell has canceling release mechanical system, the second that uses with the shell cooperation is opened to the front side of set casing leads to the groove, canceling release mechanical system's front side runs through to the outside and the fixedly connected with stop gear of shell.

Preferably, canceling release mechanical system includes the movable rod, the movable rod is close to one side of shell and the inner chamber swing joint of shell, the front side fixedly connected with connecting rod of movable rod, the surface cover of connecting rod is equipped with the second spring, the front side of second spring and the inner wall fixed connection of shell, the rear side and the movable rod fixed connection of second spring, the front side of connecting rod run through to the outside of shell and with stop gear fixed connection.

Preferably, the top and the bottom of movable rod all fixedly connected with slider, the spout that uses with the slider cooperation is all seted up to the top and the bottom of shell inner wall.

Preferably, the top and the bottom of the rear side of the movable rod are both fixedly connected with cushions, and the rear side of the cushions is in close contact with the inner wall of the shell.

Preferably, stop gear is including drawing the piece, draw the rear side and the connecting rod fixed connection of piece, draw the equal fixedly connected with gag lever post in both sides of piece, the front side of set casing is opened and is equipped with the spacing groove that uses with the gag lever post cooperation.

Preferably, the number of the limiting grooves is multiple, and the bottom of the pressing plate is fixedly connected with a protective pad.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model uses the matching of a pull rod, a pull ring, a fixed shell, a first spring, a press plate, a second spring, a pull block, a limit rod and a limit groove, a user can control the opposite movement of the two pull rings to drive the two pull rods to move oppositely, the first spring compresses, then the processing workpiece is placed on a base, the pull ring is loosened, the first spring applies a reaction force to drive the two fixed shells to move oppositely to be in close contact with the workpiece, the pull block is controlled to move forwards, the second spring compresses, the limit rod moves forwards along with the pull block to be separated from the limit groove, the press plate is controlled to move downwards until a protective pad is in close contact with the workpiece, the pull block is loosened, the second spring applies a reaction force to drive the pull block to move backwards, the limit rod moves backwards along with the pull block to be in close contact with the limit groove, and then the press plate is limited and fixed, the problem that the existing positioning clamp for processing of a processing center can only position and clamp the, the workpiece of different specifications can not be positioned, the practicability of the fixture is reduced, the use of a user is not convenient, and the adjustable positioning fixture for machining of the machining center has the advantage of being convenient for positioning and clamping the workpieces of different specifications.

2. The utility model discloses a set up canceling release mechanical system, be convenient for exert reaction force to drawing the piece, the drive draws the piece to move backward, and then drives the gag lever post and move backward, makes gag lever post and spacing groove in close contact with, has increased the utility model discloses a steadiness.

3. The utility model discloses a set up slider and spout, increased the stationarity of movable rod back-and-forth movement, simultaneously the effectual frictional force that has reduced between movable rod and the shell, and then increased the utility model discloses a life.

4. The utility model discloses a set up the blotter, effectually avoided the movable rod to receive first spring reaction force and shell bump, and then cause certain damage to movable rod and shell, increase user's use cost.

5. The utility model discloses a set up stop gear, be convenient for carry on spacing fixedly to the shell, and then fix sliding sleeve and clamp plate, make the clamp plate can fix a position the processing work piece, the person of being convenient for use processes the work piece.

6. The utility model discloses a set up the protection and fill up, when the effectual clamp plate of having avoided compresses tightly the work piece, the clamp plate causes damages such as mar to the surface of work piece, influences the pleasing to the eye and subsequent sales problem of work piece.

Drawings

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

FIG. 2 is a front sectional view of the fixing housing of the present invention;

FIG. 3 is a left sectional view of the fixing shell according to the present invention;

FIG. 4 is a left side sectional view of the housing of the present invention;

fig. 5 is an enlarged view of a in the present invention.

In the figure: the device comprises a processing device body 1, a base 2, a fixing rod 3, a pull rod 4, a pull ring 5, a fixing shell 6, a first spring 7, a sliding rod 8, a sliding sleeve 9, a pressing plate 10, a first through groove 11, a shell 12, a reset mechanism 13, a second through groove 14, a limiting mechanism 15, a movable rod 1301, a connecting rod 1302, a second spring 1303, a pull block 1501, a limiting rod 1502 and a limiting groove 1503.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, an adjustable positioning fixture for machining of a machining center comprises a machining device body 1, a base 2 is fixedly connected to the bottom of the front side of the machining device body 1, fixing rods 3 are fixedly connected to both sides of the top of the base 2, pull rods 4 are movably connected to the inner cavities of the fixing rods 3, opposite sides of the two pull rods 4 penetrate through the outer sides of the fixing rods 3 and are fixedly connected with pull rings 5, one side of each pull rod 4, away from the corresponding pull ring 5, penetrates through the outer side of the corresponding fixing rod 3 and is fixedly connected with a fixing shell 6, a first spring 7 is sleeved on the surface of each pull rod 4, one side of each first spring 7 is fixedly connected with the corresponding fixing shell 6, the other side of each first spring 7 is fixedly connected with the corresponding fixing rod 3, a slide rod 8 is fixedly connected to the inner wall of the corresponding fixing shell 6, a slide sleeve, the opposite sides of the two fixed shells 6 are respectively provided with a first through groove 11, one side of the pressure plate 10 far away from the sliding sleeve 9 passes through the first through groove 11 and extends to the outer side of the fixed shell 6, the front side of the sliding sleeve 9 is fixedly connected with an outer shell 12, the inner cavity of the outer shell 12 is movably connected with a reset mechanism 13, the front side of the fixed shell 6 is provided with a second through groove 14 matched with the outer shell 12 for use, the front side of the reset mechanism 13 penetrates through the outer side of the outer shell 12 and is fixedly connected with a limiting mechanism 15, the reset mechanism 13 comprises a movable rod 1301, one side of the movable rod 1301 close to the outer shell 12 is movably connected with the inner cavity of the outer shell 12, the front side of the movable rod 1301 is fixedly connected with a connecting rod 1302, the surface of the connecting rod 1302 is sleeved with a second spring 1303, the front side of the second spring 1303 is fixedly connected with the inner wall of the outer shell 12, the rear side of the second spring 1303 is, the top and the bottom of the movable rod 1301 are both fixedly connected with a sliding block, the top and the bottom of the inner wall of the shell 12 are both provided with sliding grooves matched with the sliding block for use, the top and the bottom of the rear side of the movable rod 1301 are both fixedly connected with cushion pads, the rear side of the cushion pads is in close contact with the inner wall of the shell 12, the limiting mechanism 15 comprises a pulling block 1501, the rear side of the pulling block 1501 is fixedly connected with a connecting rod 1302, both sides of the pulling block 1501 are both fixedly connected with limiting rods 1502, the front side of the fixed shell 6 is provided with limiting grooves 1503 matched with the limiting rods 1502 for use, the number of the limiting grooves 1503 is multiple, the bottom of the pressing plate 10 is fixedly connected with a protective pad, and by arranging a reset mechanism 13, the pulling block 1501 is conveniently applied with a reaction force to drive the pulling block 1501 to move backwards, and further drive the limiting rods 1502 to move backwards, so that the limiting rods 1502, by arranging the sliding block and the sliding groove, the forward and backward movement stability of the movable rod 1301 is improved, and the friction force between the movable rod 1301 and the shell 12 is effectively reduced, thereby prolonging the service life of the utility model, effectively avoiding the collision of the movable rod 1301 and the shell 12 under the reaction force of the first spring 7 by arranging the buffer cushion, further causing certain damage to the movable rod 1301 and the shell 12, increasing the use cost of a user, being convenient for limiting and fixing the shell 12 by arranging the limiting mechanism 15, further fixing the sliding sleeve 9 and the pressing plate 10, so that the pressing plate 10 can position the workpiece to be processed, the user can process the workpiece conveniently, through setting up the protection pad, when effectually having avoided clamp plate 10 to compress tightly the work piece, clamp plate 10 causes damages such as mar to the surface of work piece, influences the pleasing to the eye and subsequent sales problem of work piece.

When the device is used, a user can control the two pull rings 5 to move oppositely to drive the two pull rods 4 to move oppositely, the first spring 7 is compressed, then a workpiece to be machined is placed on the base 2, the pull rings 5 are loosened, the first spring 7 exerts a counterforce on the fixed shell 6 to drive the two fixed shells 6 to move oppositely to be in close contact with the workpiece, the pull block 1501 is controlled to move forwards, the connecting rod 1302 moves forwards along with the pull block 1501 to drive the movable rod 1301 to move forwards, the second spring 1303 is compressed, the limiting rod 1502 moves forwards along with the pull block 1501 to be separated from the limiting groove 1503, the control press plate 10 moves downwards until the protective pad is in close contact with the workpiece, the pull block 1501 is loosened, the second spring 1303 exerts a counterforce on the movable rod 1301 to drive the movable rod 1301 to move backwards, the connecting rod 1302 moves backwards along with the movable rod 1301 to drive the pull block 1501 to move backwards, the limiting rod 1502 moves backwards along with the pull block 1501 to be in close contact with, thereby limiting and fixing the pressure plate 10.

In summary, the following steps: this positioning fixture with adjustable machining center processing is used through the cooperation that sets up pull rod 4, pull ring 5, set casing 6, first spring 7, clamp plate 10, second spring 1303, draws piece 1501, gag lever post 1502 and spacing groove 1503, has solved current positioning fixture for machining center processing and can only fix a position the work piece of certain specification and press from both sides tightly, can't fix a position the work piece of different specifications, has reduced the practicality of anchor clamps, the not convenient to use problem that the user used.

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.

Claims

1. The utility model provides a positioning fixture with adjustable machining center processing is used, includes processingequipment body (1), its characterized in that: the bottom of the front side of the processing device body (1) is fixedly connected with a base (2), two sides of the top of the base (2) are fixedly connected with fixed rods (3), an inner cavity of each fixed rod (3) is movably connected with a pull rod (4), one opposite side of each pull rod (4) penetrates through the outer side of each fixed rod (3) and is fixedly connected with a pull ring (5), one side, far away from the pull ring (5), of each pull rod (4) penetrates through the outer side of each fixed rod (3) and is fixedly connected with a fixed shell (6), a first spring (7) is sleeved on the surface of each pull rod (4), one side of each first spring (7) is fixedly connected with the fixed shell (6), the other side of each first spring (7) is fixedly connected with the corresponding fixed rod (3), a sliding rod (8) is fixedly connected with the inner wall of the fixed shell (6), and a surface sliding sleeve (9) of each sliding, equal fixedly connected with clamp plate (10) in one side that two sliding sleeves (9) are relative, first logical groove (11) have all been seted up to one side that two set casing (6) are relative, the clamp plate (10) are kept away from one side of sliding sleeve (9) and are passed first logical groove (11) and extend to the outside of set casing (6), the front side fixedly connected with shell (12) of sliding sleeve (9), the inner chamber swing joint of shell (12) has canceling release mechanical system (13), the front side of set casing (6) is seted up and is led to groove (14) with shell (12) complex second that uses, the front side of canceling release mechanical system (13) runs through to the outside and fixedly connected with stop gear (15) of shell (12).

2. The adjustable positioning fixture for machining center according to claim 1, characterized in that: reset mechanism (13) include movable rod (1301), one side that movable rod (1301) are close to shell (12) and the inner chamber swing joint of shell (12), the front side fixedly connected with connecting rod (1302) of movable rod (1301), the surface cover of connecting rod (1302) is equipped with second spring (1303), the front side of second spring (1303) and the inner wall fixed connection of shell (12), the rear side and the movable rod (1301) fixed connection of second spring (1303), the front side of connecting rod (1302) run through to the outside of shell (12) and with stop gear (15) fixed connection.

3. The adjustable positioning fixture for machining center according to claim 2, characterized in that: the top and the bottom of movable rod (1301) all fixedly connected with slider, the spout that uses with the slider cooperation is all seted up to the top and the bottom of shell (12) inner wall.

4. The adjustable positioning fixture for machining center according to claim 2, characterized in that: the top and the bottom of the rear side of the movable rod (1301) are both fixedly connected with cushions, and the rear side of each cushion is in close contact with the inner wall of the shell (12).

5. The adjustable positioning fixture for machining center according to claim 2, characterized in that: the limiting mechanism (15) comprises a pulling block (1501), the rear side of the pulling block (1501) is fixedly connected with a connecting rod (1302), limiting rods (1502) are fixedly connected to the two sides of the pulling block (1501), and limiting grooves (1503) matched with the limiting rods (1502) for use are formed in the front side of the fixing shell (6).

6. The adjustable positioning fixture for machining center according to claim 5, wherein: the number of the limiting grooves (1503) is multiple, and the bottom of the pressing plate (10) is fixedly connected with a protective pad.