CN217045481U

CN217045481U - Abnormal shape anchor clamps convenient to four-axis clamping location

Info

Publication number: CN217045481U
Application number: CN202123095672.XU
Authority: CN
Inventors: 姜少文; 郑浩翔; 王坤; 汪诗兵
Original assignee: Tianjin Hangyu Jiarui Co ltd
Current assignee: Tianjin Hangyu Jiarui Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-07-26
Anticipated expiration: 2031-12-10

Abstract

The utility model relates to an abnormal shape anchor clamps convenient to four-axis clamping location, include the coupling assembling of being connected with the lathe four-axis, be used for the locating component of work piece location and be used for compressing tightly the subassembly that compresses tightly of work piece. The pressing assembly comprises a fixing block and a locking block which are respectively installed on two sides of the top surface of the base, a pressing rod and a first articulated joint rod are articulated on the fixing block, a mounting bolt is installed at the other end of the pressing rod, the pressing rod is fixed on the locking block through the mounting bolt, the other end of the first articulated joint rod is articulated with a second articulated joint rod, the other end of the second articulated joint rod is articulated with a pressing block, and when the pressing block presses a workpiece, the top surface of the pressing block is attached to the bottom surface of the middle of the pressing rod. The utility model can realize quick positioning and clamping alignment; the utility model discloses reduce the number of times of changing the frock in one process, under the condition that prevents the frock interference, make each machined surface of work piece can both process. Furthermore, the utility model discloses on the basis of not interfering the machined surface, realize compressing tightly the work piece.

Description

Special-shaped clamp convenient to four-axis clamping location

Technical Field

The utility model relates to a frock clamp technical field especially relates to a heterotypic anchor clamps convenient to four-axis clamping location.

Background

In the four-axis clamping positioning fixture technical field, work piece holder is comparatively simple clamp plate mostly, compresses tightly the work piece on the workstation through the clamp plate, and during the processing work piece, need change work piece position many times and accomplish a process, anchor clamps all have certain interference to the machined surface of work piece, lead to one process to use many sets of anchor clamps to accomplish, and the very big process time that has increased the work piece has also increased the task load for operating personnel. In addition, the workpiece is pressed on the workbench through the simple pressing plate every time, the parts are aligned again after the operation personnel turn every time, the time for the working procedure is increased, the alignment is more complicated every time, careless mistakes can be prevented by the high technical level of the operation personnel, and the clamping alignment is also difficult.

Disclosure of Invention

The utility model discloses aim at solving prior art not enough, and provide a heterotypic anchor clamps convenient to four-axis clamping location.

The utility model discloses a realize above-mentioned purpose, adopt following technical scheme: a special-shaped clamp convenient for four-axis clamping and positioning comprises a connecting component connected with four axes of a machine tool, a positioning component for positioning a workpiece and a pressing component for pressing the workpiece;

the connecting assembly comprises a connecting disc and a base, the connecting disc is used for being connected with a four-axis of a machine tool, the base is fixed on the connecting disc, and the positioning assembly and the pressing assembly are both arranged on the base;

the pressing assembly comprises a fixing block and a locking block which are respectively arranged on two sides of the top surface of the base, a pressing rod and a first articulated rod are hinged to the fixing block, a mounting bolt is arranged at the other end of the pressing rod, the pressing rod is fixed on the locking block through the mounting bolt, a second articulated rod is hinged to the other end of the first articulated rod, a pressing block is hinged to the other end of the second articulated rod, and when the pressing block presses a workpiece, the top surface of the pressing block is attached to the bottom surface of the middle part of the pressing rod;

the positioning assembly comprises a taper pin head for positioning the workpiece;

the base top surface is equipped with a supporting shoe and No. two supporting shoes that are used for supporting the work piece, and base top surface one side even has two stoppers No. one, and base top surface opposite side even has two stoppers No. two, and the work piece of treating processing is located between two stoppers, and the work piece of treating processing also is located between two stoppers, all installs the puller screw that is used for the puller work piece on stopper and No. two stoppers.

A plurality of fixing bolts are installed on the base, and the base is connected with the connecting disc through the fixing bolts.

The middle part of the bottom surface of the pressing rod is provided with a pressing block, and the pressing block is abutted against the top surface of the pressing block.

The positioning assembly further comprises a taper pin rod in threaded connection with the taper pin head and a spring sleeve installed on the base, the lower end of the taper pin rod is inserted into the spring sleeve, a spring is installed in the spring sleeve, and the spring sleeve is sleeved on the taper pin rod.

The taper pin rod is provided with a snap ring, the snap ring is coaxial with the pin rod, and the outer diameter of the snap ring is larger than that of the spring.

The first supporting block is located under the pressing block, and the second supporting block is located between the first supporting block and the taper pin head.

The utility model has the advantages that: the utility model can realize quick positioning, clamping and alignment; the utility model discloses reduce the number of times of changing the frock in one process, under the condition that prevents the frock interference, make each machined surface of work piece can both process. Furthermore, the utility model discloses on the basis that does not interfere the machined surface, realize compressing tightly the work piece.

Drawings

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

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

fig. 3 is a right side view of the present invention;

fig. 4 is a perspective view of the present invention;

FIG. 5 is a first schematic structural view of the workpiece pressing apparatus of the present invention;

FIG. 6 is a schematic view of the taper pin shaft;

FIG. 7 is a second schematic structural view of the workpiece being pressed;

in the figure: 1-a workpiece; 2-connecting the components; 21-a connecting disc; 22-a base; 3-a positioning assembly; 31-taper pin head; 32-taper pin rod; 33-a spring housing; 34-a spring; 35-a snap ring; 4-a compression assembly; 41-fixed block; 42-a locking block; 43-a hold down bar; 44-a number one articulated rod; 45-mounting bolts; 46-number two articulating rod; 47-briquetting; 48-a jacking block; 5-a support block; 6-support block II; 7-a limiting block; 8-second limiting block;

the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.

Detailed Description

The invention will be further described with reference to the following drawings and examples:

as shown in fig. 1 to 7, a special-shaped fixture convenient for four-axis clamping and positioning comprises a connecting component 2 connected with four axes of a machine tool, a positioning component 3 for positioning a workpiece 1 and a pressing component 4 for pressing the workpiece 1;

the connecting assembly 2 comprises a connecting disc 21 used for being connected with a four-axis of a machine tool and a base 22 fixed on the connecting disc 21, and the positioning assembly 3 and the pressing assembly 4 are both arranged on the base 22;

the pressing component 4 comprises a fixed block 41 and a locking block 42 which are respectively arranged on two sides of the top surface of the base 22, a pressing rod 43 and a first articulated rod 44 are hinged on the fixed block 41, a mounting bolt 45 is arranged at the other end of the pressing rod 43, a groove is arranged on the top surface of the locking block 42, a mounting shaft is connected in the groove in a rotating mode, the screw end of the mounting bolt 45 is in threaded connection with the mounting shaft, so that the pressing rod 43 is fixed on the locking block 42 through the mounting bolt 45, a second articulated rod 46 is hinged at the other end of the first articulated rod 44, a pressing block 47 is hinged at the other end of the second articulated rod 46, and when the pressing block 47 presses the workpiece 1, the top surface of the pressing block 47 is attached to the bottom surface of the middle part of the pressing rod 43;

the positioning component 3 comprises a taper pin head 31 for positioning the workpiece 1;

the top surface of the base 22 is provided with a first supporting block 5 and a second supporting block 6 for supporting the workpiece 1, the first supporting block 5 is located right below the pressing block 47, and the second supporting block 6 is located between the first supporting block 5 and the taper pin head 31. Even there are two stoppers 7 on one side of base 22 top surface, and base 22 top surface opposite side even has two stoppers 8 No. two, and the work piece 1 of treating processing is located between two stoppers 7, and just treats that the work piece 1 of processing also is located between two stoppers 8 No. two, all installs the top set screw that is used for pushing up work piece 1 on stopper 7 and No. two stoppers 8.

A plurality of fixing bolts are arranged on the base 22, and the base 22 is connected with the connecting disc 21 through the fixing bolts.

The middle of the bottom surface of the pressing rod 43 is provided with a pressing block 48, and the pressing block 48 is abutted against the top surface of the pressing block 47 and used for pressing the pressing block 47.

The positioning assembly 3 further comprises a taper pin rod 32 in threaded connection with the taper pin head 31 and a spring sleeve 33 installed on the base 22, the lower end of the taper pin rod 32 is inserted into the spring sleeve 33, a spring 34 is installed in the spring sleeve 33, and the spring 34 is sleeved on the taper pin rod 32.

The taper pin rod 32 is provided with a clamping ring 35, the clamping ring 35 is coaxial with the pin rod 32, and the outer diameter of the clamping ring 35 is larger than that of the spring 34.

When the utility model works, the base 22 is fixed on the connecting disc 21 through the fixing bolt, the workpiece 1 to be processed is placed on the first supporting block 5 and the second supporting block 6, the taper pin head 31 is positioned in the positioning hole of the workpiece 1, thereby realizing the positioning of the workpiece 1, as shown in figure 5, the pressing rod 43 penetrates through the opening window in the middle of the workpiece 1, the pin rod fixed on the fixing block 41 penetrates into one end of the pressing rod 43, the pressing rod 43 is hinged with the fixing block 41 through the pin rod, the second articulated rod 46 is also hinged with the pressing block 47 through the pin rod, the pressing block 47 enters into the inner cavity of the workpiece 1 from the opening window of the workpiece 1 and is attached to the inner wall of the workpiece 1, the pressing rod 43 is pressed on the top surface of the pressing block 47 and is fixed with the locking block 42 through the mounting bolt 45, thereby locking the pressing block 47, when the workpiece 1 is locked by the pressing block 47, the pressing rod 43 presses the opening window in the middle of the workpiece 1, then the jacking screws for jacking the workpiece 1 are installed on the first limiting block 7 and the second limiting block 8, the workpiece 1 is locked by tightening the screw. The utility model has no interference to the outer processing surface of the workpiece 1, prevents multiple parts loading and unloading in one process, and reduces the time required for assembling the tool in one process; the utility model discloses a coupling assembling 2 and lathe four-axis lug connection, the alignment location only needs the alignment frock just as, needn't remove alignment abnormal shape part (work piece 1 promptly) again, has shortened the clamping alignment time greatly.

The first number, the second number and the like in the utility model are only used for distinguishing the names of different parts, do not represent the specifications of the parts, and do not represent the installation sequence of the parts.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and for simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.

Claims

1. A special-shaped clamp convenient for four-axis clamping and positioning is characterized by comprising a connecting component (2) connected with four axes of a machine tool, a positioning component (3) used for positioning a workpiece (1) and a pressing component (4) used for pressing the workpiece (1);

the connecting assembly (2) comprises a connecting disc (21) used for being connected with a four-axis of a machine tool and a base (22) fixed on the connecting disc (21), and the positioning assembly (3) and the pressing assembly (4) are both installed on the base (22);

the pressing assembly (4) comprises a fixing block (41) and a locking block (42) which are respectively installed on two sides of the top surface of the base (22), a pressing rod (43) and a first articulated rod (44) are hinged to the fixing block (41), a mounting bolt (45) is installed at the other end of the pressing rod (43), the pressing rod (43) is fixed to the locking block (42) through the mounting bolt (45), a second articulated rod (46) is hinged to the other end of the first articulated rod (44), a pressing block (47) is hinged to the other end of the second articulated rod (46), and when the pressing block (47) presses the workpiece (1), the top surface of the pressing block (47) is attached to the bottom surface of the middle part of the pressing rod (43);

the positioning assembly (3) comprises a taper pin head (31) for positioning the workpiece (1);

base (22) top surface is equipped with a supporting shoe (5) and No. two supporting shoes (6) that are used for supporting work piece (1), base (22) top surface one side even has No. two stopper (7), base (22) top surface opposite side even has No. two stopper (8), work piece (1) of treating processing is located between No. two stopper (7), and work piece (1) of treating processing also is located between No. two stopper (8), all install the puller screw that is used for puller work piece (1) on stopper (7) and No. two stopper (8).

2. The special-shaped clamp convenient for four-axis clamping and positioning as claimed in claim 1, wherein the base (22) is provided with a plurality of fixing bolts, and the base (22) is connected with the connecting disc (21) through the fixing bolts.

3. The special-shaped clamp convenient to four-axis clamping and positioning as claimed in claim 2, wherein the middle of the bottom surface of the pressing rod (43) is provided with a jacking block (48), and the jacking block (48) abuts against the top surface of the pressing block (47).

4. The special-shaped clamp for facilitating four-axis clamping and positioning as claimed in claim 1, wherein the positioning assembly (3) further comprises a taper pin rod (32) in threaded connection with the taper pin head (31) and a spring sleeve (33) installed on the base (22), the lower end of the taper pin rod (32) is inserted into the spring sleeve (33), a spring (34) is installed in the spring sleeve (33), and the spring (34) is sleeved on the taper pin rod (32).

5. The special-shaped clamp convenient to four-axis clamping and positioning as claimed in claim 4, wherein a clamping ring (35) is arranged on the taper pin rod (32), the clamping ring (35) is coaxial with the pin rod (32), and the outer diameter of the clamping ring (35) is larger than that of the spring (34).

6. The special-shaped clamp convenient for four-axis clamping and positioning as claimed in claim 5, wherein the first support block (5) is located right below the pressing block (47), and the second support block (6) is located between the first support block (5) and the taper pin head (31).