CN213004870U

CN213004870U - Clamp stable in clamping

Info

Publication number: CN213004870U
Application number: CN202021681944.7U
Authority: CN
Inventors: 陈波; 蔡锡海
Original assignee: Suzhou 9449 Intelligent Technology Co ltd
Current assignee: Suzhou 9449 Intelligent Technology Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-20
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a clamp with stable clamping, which comprises a fixed arm and a movable arm, wherein a main support post is fixedly arranged at one end of the fixed arm, one end of the movable arm is sleeved outside the main support post in a sliding way, a nut post is arranged on the outer side of one end of the main support post in a threaded way, a hollow worm is arranged outside the nut post, a turbine is connected outside the worm in a transmission way, a rotating shaft is arranged in the middle of the turbine, one end of the rotating shaft is connected with a motor in a transmission way, clamping grooves are respectively arranged at the inner sides of the fixed arm and the movable arm, and the clamping grooves are correspondingly arranged up and down, the movable arm can be moved by the nut post to press one side of the fixed arm, so that the clamping and positioning treatment can be carried out, the hollow worm is arranged outside the nut post, the worm is connected with the turbine in a transmission, so that the clamping stability is high and the transmission is stable.

Description

Clamp stable in clamping

Technical Field

The utility model relates to a frock clamp technical field specifically is a stable anchor clamps of centre gripping.

Background

The tooling fixture is a general term for various tools used in the manufacturing process, and comprises a cutter, a fixture, a die, a measuring tool, a checking tool, an auxiliary tool, a bench tool, a station tool and the like, which are generally referred to as tooling for short. The clamp is a technological device used for quickly fastening a workpiece during processing so as to keep a machine tool, a cutter and the workpiece at correct relative positions. Under the drive of the development of the machine tool technology in the directions of high speed, high efficiency, precision, composition, intelligence and environmental protection, the clamp technology is developing in the directions of high precision, high efficiency, module, combination, universality and economy. The clamp is also called a fixture. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. Such as welding jigs, inspection jigs, assembly jigs, machine tool jigs, and the like. Among them, the machine tool clamp is the most common, and is often referred to as a clamp for short. In the experimental or production process, some structural components needing to be bonded and installed are met, and a tool clamp is used for clamping the structural components. Sometimes, the structural parts need to be adhered and installed in a narrow space, and a human hand or a common tool clamp is difficult to stretch into the space for operation.

Application number is CN201120486513.X frock clamp and is equipped with frock utensil of this frock clamp among the prior art belongs to frock apparatus technical field. The technical problem of current frock clamp centre gripping structure bonding installation in narrow and small space is solved. The fixture comprises a fixed arm, a movable arm, a main strut and a nut column, wherein the upper section of the main strut is a screw rod section, and the lower section of the main strut is a screw rod section with threads; the fixed arm is fixed at the top end of the main strut; the movable arm is sleeved on the polished rod section of the main support and is parallel to the fixed arm; the upper section of the nut column is a through hole section, the lower section of the nut column is a screw hole section, and the screw hole section is in threaded connection with the screw rod section of the main support; when the nut post is rotated up on the main post by the threads, the top end of the nut post pushes the movable arm up to move along the polished rod section. The utility model discloses be applied to and improve frock clamp. However, the nut column needs to be manually rotated to operate and fix, so that the operation is complicated and inconvenient, the transmission stability is poor, and the clamping and fixing precision is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stable anchor clamps of centre gripping to it needs manual rotatory nut post to operate fixedly to solve among the prior art, makes complex operation not convenient for, and transmission stability is relatively poor, influences the fixed precision problem of centre gripping.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a stable anchor clamps of centre gripping, includes fixed arm and digging arm, fixed arm one end fixed mounting has the main tributary post, digging arm one end slip cap is established in the main tributary post outside, the nut post is installed to main tributary post one end outside screw thread, the nut post outside is provided with interior empty worm, and worm outside transmission is connected with the turbine, mid-mounting has the pivot in the turbine, pivot one end transmission is connected with the motor.

Furthermore, clamping grooves are formed in the inner sides of the fixed arm and the movable arm, and the clamping grooves are arranged up and down correspondingly.

Further, the shape of the clamping groove is an arc groove or a square groove.

Furthermore, an external thread is arranged on the outer side of one end of the main support column, an internal thread is arranged on the inner side of the nut column, and the external thread is matched with the internal thread.

Furthermore, the outer side of a main support column between the fixed arm and the movable arm is sleeved with a spring, and one end of the main support column is fixedly connected with the fixed arm through a nut.

Furthermore, a guide post is installed at one end of the fixed arm, and one end of the movable arm is inserted with the guide post in a sliding manner.

Furthermore, a positioning hole is installed at one end of the fixed arm, a limiting plate is installed at one end of the movable arm, and the limiting plate and the positioning hole are matched and inserted.

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

1. the utility model discloses a nut post can remove the digging arm and press to fixed arm one side to carry out centre gripping location and handle, be provided with interior empty worm through the post outside moreover, worm outside transmission is connected with the turbine, turbine one end transmission is connected with the motor, it is rotatory to make through the motor drive turbine, thereby can drive worm and nut post swivelling movement and make to remove the digging arm and press to fixed arm one side, make the centre gripping stability high, the transmission is steady moreover, convenient operation.

2. The utility model discloses a centre gripping groove has all been seted up to fixed arm and digging arm inboard, and the shape in centre gripping groove is arc recess or square groove, is convenient for carry out the fixed processing of centre gripping to the work piece of different appearances, improves the flexibility of using.

3. Utility model installs the locating hole through fixed arm one end, and the limiting plate is installed to digging arm one end, and limiting plate and locating hole cooperation are inserted and are established, and when the centre gripping is fixed, insert the limiting plate and establish in the locating hole, the accuracy when being convenient for improve fixed arm and digging arm butt joint is favorable to improving the precision of centre gripping.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic view of the connection structure of the worm and the worm wheel of the present invention.

In the figure: 1. a fixed arm; 2. a movable arm; 3. a main support; 4. a nut post; 5. a spring; 6. a guide post; 7. an external thread; 8. a nut; 9. a clamping groove; 10. a turbine; 11. a motor; 12. a rotating shaft; 13. a worm; 14. an internal thread; 15. a limiting plate; 16. and (7) positioning the holes.

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.

Please refer to fig. 1-2, in an embodiment of the present invention, an anchor clamps with stable clamping, including a fixed arm 1 and a movable arm 2, a main pillar 3 is fixedly installed at one end of the fixed arm 1, a sliding sleeve at one end of the movable arm 2 is installed at the outer side of the main pillar 3, a nut post 4 is installed at the outer side of one end of the main pillar 3, an internal hollow worm 13 is disposed at the outer side of the nut post 4, a worm 13 outer side transmission is connected with a turbine 10, a rotating shaft 12 is installed at the inner middle part of the turbine 10, a motor 11 is connected to one end of the rotating shaft 12, so that the turbine 10 is driven to rotate by the motor 11, so as to drive the worm 13 and the nut post 4 to rotate, thereby the.

Preferably, the clamping groove 9 has all been seted up to fixed

arm

1 and 2 inboards of digging arm, and corresponds the setting from top to bottom in clamping groove 9, and the shape in clamping groove 9 is arc recess or square groove, is convenient for carry out the fixed processing of centre gripping to the work piece of different appearances, improves the flexibility of using.

Preferably, the outer side of one end of the main support column 3 is provided with an external thread 7, the inner side of the nut column 4 is provided with an internal thread 14, the external thread 7 is matched with the internal thread 14, the nut column 4 is conveniently subjected to thread adjustment, so that the movable arm 2 is pressed on one side of the fixed arm 1, and the stability of clamping and fixing is conveniently improved.

Preferably, the spring 5 is sleeved on the outer side of the main support column 3 between the fixed arm 1 and the movable arm 2, and one end of the main support column 3 is fixedly connected with the fixed arm 1 through the nut 8, so that the movable arm 2 is conveniently pressed on one side of the nut column 4, and the movable arm is convenient to clamp and fix in feeding and discharging.

Preferably, a guide post 6 is installed at one end of the fixed arm 1, and one end of the movable arm 2 is inserted with the guide post 6 in a sliding manner.

Preferably, the locating hole 16 is installed to fixed arm 1 one end, and limiting plate 15 is installed to 2 one ends of digging arm, and limiting plate 15 and locating hole 16 cooperation are inserted and are established, and when the centre gripping is fixed, insert limiting plate 15 and establish in locating hole 16, the accuracy when being convenient for improve fixed arm 1 and digging arm 2 and dock is favorable to improving the precision of centre gripping.

The utility model discloses a theory of operation and use flow: the work piece that will treat the centre gripping is placed in centre gripping groove 9, move movable arm 2 through control nut post 4 and press to fixed arm 1 one side, thereby carry out centre gripping location processing, and be provided with hollow worm 13 through the nut post 4 outside, the transmission of the worm 13 outside is connected with turbine 10, the transmission of turbine 10 one end is connected with motor 11, it is rotatory to make through motor 11 drive turbine 10, thereby can drive worm 13 and nut post 4 swivelling movement, thereby make to move movable arm 2 and press to fixed arm 1 one side, make centre gripping stability high, and the transmission is steady.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a stable anchor clamps of centre gripping, includes fixed arm (1) and digging arm (2), its characterized in that: fixed arm (1) one end fixed mounting has main tributary post (3), digging arm (2) one end slip cap is established in the main tributary post (3) outside, nut post (4) are installed to main tributary post (3) one end outside screw thread, nut post (4) outside is provided with interior empty worm (13), and worm (13) outside transmission is connected with turbine (10), mid-mounting has pivot (12) in turbine (10), pivot (12) one end transmission is connected with motor (11).

2. A clip stabilizing clip as set forth in claim 1, wherein: clamping grooves (9) are formed in the inner sides of the fixed arm (1) and the movable arm (2), and the clamping grooves (9) are arranged up and down correspondingly.

3. A clip stabilizing clip as set forth in claim 2, wherein: the clamping groove (9) is arc-shaped or square.

4. A clip stabilizing clip as set forth in claim 1, wherein: the outer side of one end of the main support column (3) is provided with an external thread (7), the inner side of the nut column (4) is provided with an internal thread (14), and the external thread (7) is matched with the internal thread (14).

5. A clip stabilizing clip as set forth in claim 1, wherein: the outer side of a main strut (3) between the fixed arm (1) and the movable arm (2) is sleeved with a spring (5), and one end of the main strut (3) is fixedly connected with the fixed arm (1) through a nut (8).

6. A clip stabilizing clip as set forth in claim 1, wherein: a guide column (6) is installed at one end of the fixed arm (1), and one end of the movable arm (2) is inserted into the guide column (6) in a sliding mode.

7. A clip stabilizing clip as set forth in claim 1, wherein: locating hole (16) is installed to fixed arm (1) one end, limiting plate (15) are installed to digging arm (2) one end, and limiting plate (15) and locating hole (16) cooperation are inserted and are established.