CN210849922U

CN210849922U - Clamping device for machining

Info

Publication number: CN210849922U
Application number: CN201921551282.9U
Authority: CN
Inventors: 王依仑
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-06-26
Anticipated expiration: 2029-09-18

Abstract

The utility model relates to the technical field of machining, in particular to a clamping device for machining, which comprises a base, wherein the upper end surface of the base is provided with a chute, slide rails are arranged at two sides in the chute, a main bracket and a threaded rod are arranged in the chute, the threaded rod is arranged in the base in a threaded manner and penetrates through the chute, and a side base is fixedly arranged at the outer side end of the base, the structure of the utility model realizes the movement of the whole main bracket in the transverse range and the movement of a certain vertical range through the coordination of two motor controls, two chutes, a screw rod, a gear and a rack and the like, so that clamping arms can move for a certain distance in a certain range according to the use requirement, in addition, the use of workpieces with different sizes is also convenient through the arrangement of sliding clamping arms, and rubber pads on the two clamping arms can buffer the damage degree of the clamping force to the, the practicability is strong and the use is convenient.

Description

Clamping device for machining

Technical Field

The utility model relates to a machining technical field specifically is a clamping device for machining.

Background

Machining refers to a process of changing the physical dimensions or properties of a workpiece by a mechanical device. The difference in the machining method can be divided into cutting machining and pressing machining. The clamping device is often used in the machining process, and when the existing clamping device does not have a positioning function in the use process and is easy to clamp a workpiece to be machined in the use process, the existing clamping device is necessary to design the positioning and clamping device for machining.

For example, the Chinese patent application No. CN201720415934.0 discloses a positioning and clamping device for machining, which comprises a base, a control panel is arranged at the top of the base, a supporting seat is arranged at one side of the control panel, a first servo motor is arranged at one side of the supporting seat, moving cavities are arranged at the two corresponding sides of the supporting seat, a plurality of infrared emitters are arranged at the centers of the two moving cavities, a rotating threaded rod is arranged in each moving cavity, a moving seat is arranged on each rotating threaded rod, the two moving seats are connected through a fixed seat, speed reducers are arranged at the two corresponding sides of the fixed seat, a second servo motor is arranged at one side of each speed reducer, a telescopic rod is arranged at the bottom of the fixed seat, a sleeve is arranged at the bottom of the telescopic rod, the sleeve is arranged on the base, a first rotating threaded rod and a second rotating threaded rod are respectively arranged on, install first tong on the first rotatory threaded rod, install the second tong on the second rotatory threaded rod, this positioning and clamping device, convenient to use, the location is accurate.

However, such a positioning and clamping device for machining can only be tight from top to bottom with the work piece, can't carry out the tight removal of clamp from top to bottom according to the use needs, and the distance can't be adjusted, in addition, the distance between two tong is fixed, also can't adjust according to the needs of difference, can only press from both sides the work piece of getting fixed size, and practical scope is limited, and the practicality is not high, and on this basis, the utility model discloses a clamping device for machining to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a clamping device for machining is used to the energy to solve and to provide can only go on the work piece from top to bottom pressing from both sides tightly in the above-mentioned background art, can't carry out the tight removal of clamp from top to bottom according to the use needs, apart from unable adjustment, in addition, the distance between two tong is fixed, also can't adjust according to the needs of difference, can only press from both sides the work piece of getting fixed size, practical range is limited, the not high problem of practicality.

In order to achieve the above object, the utility model provides a following technical scheme: a clamping device for machining comprises a base, wherein a sliding groove is formed in the upper end face of the base, sliding rails are arranged on two sides in the sliding groove, a main support and a threaded rod are installed in the sliding groove, the threaded rod is installed in the base in a threaded mode and penetrates through the sliding groove, a side base is fixedly arranged on the outer side end of the base, a first base is fixedly installed on the side base, a first motor is installed on the first base, a main groove is formed in one side of the main support, an inner sliding rail is formed in the main groove, a sliding block is installed in a matched mode through the inner sliding rail, small teeth are formed in one side of the sliding block and matched with a gear, the gear is driven through a rotating shaft, the rotating shaft penetrates through the main groove and extends to the rear side end of the main support, a motor support is fixed to the rear side end of the main support through bolts, a second, the other end of the connecting block is connected with a fixed clamping arm, a sliding clamping arm is inserted into the end square tube sleeve of the fixed clamping arm, and opposite ends of the fixed clamping arm and the sliding clamping arm are fixedly provided with clamping ends.

Preferably, the main support is in threaded fit connection with a threaded rod, and the outer side end of the threaded rod is connected with a rotating shaft of the first motor.

Preferably, the gear is driven to rotate by a rotating shaft of the motor II.

Preferably, the fixed clamping arm and the sliding clamping arm are fastened and limited through a fastening knob.

Preferably, the clamping sides of the clamping ends are provided with rubber pads.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses the structure is through two motor control, the setting of two spouts, the mating reaction of threaded rod rack and pinion etc. realizes the removal to the horizontal within range of whole main support to and the removal of certain vertical scope, make the centre gripping arm can remove the distance in the certain limit according to the operation requirement, moreover, the use of the not equidimension work piece that the setting of slip centre gripping arm has also made things convenient for, the too big damage degree to the work piece of clamping-force can be cushioned to the rubber pad on two centre gripping arms, therefore, the clothes hanger is strong in practicability, and convenient to use.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is another schematic view of the structure of the present invention;

FIG. 3 is a sectional view of the structure A-A of the present invention;

fig. 4 is a sectional view of the inside of the main groove of the structure of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-base, 101-runner, 102-runner, 2-main support, 201-main groove, 202-internal runner, 3-threaded rod, 4-side base, 5-base one, 6-motor one, 7-slider, 8-gear, 9-rotating shaft, 10-motor support, 11-motor two, 12-connecting block, 13-fixed clamping arm, 14-sliding clamping arm, 15-clamping end, 16-rubber pad.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a clamping device for machining comprises a base 1, a sliding groove 101 is formed in the upper end face of the base 1, sliding rails 102 are arranged on two sides in the sliding groove 101, a main support 2 and a threaded rod 3 are installed in the sliding groove 101, the threaded rod 3 is installed in the base 1 in a threaded mode and penetrates through the sliding groove 101, a side base 4 is fixedly arranged on the outer side end of the base 1, a first base 5 is fixedly installed on the side base 4, a first motor 6 is installed on the first base 5, a main groove 201 is formed in one face of the main support 2, an inner sliding rail 202 is arranged in the main groove 201, a sliding block 7 is installed in a matched mode through the inner sliding rail 202, a small tooth is formed in one side of the sliding block 7 and matched with a gear 8, the gear 8 is driven through a rotating shaft 9, the rotating shaft 9 penetrates through the main groove 201 and extends to the rear side end of the main support 2, a motor support 10 is fixed to the, the other end of the connecting block 12 is connected with a fixed clamping arm 13, a sliding clamping arm 14 is inserted into an end square tube sleeve of the fixed clamping arm 13, and a clamping end 15 is fixedly installed at the opposite end of the fixed clamping arm 13 and the opposite end of the sliding clamping arm 14.

Wherein, the main support 2 is connected with the threaded rod 3 in a thread fit way, and the outer side end of the threaded rod 3 is connected with the rotating shaft of the first motor 6.

Wherein, the gear 8 is driven to rotate by a rotating shaft of the second motor 11.

Wherein, the fixed clamping arm 13 and the sliding clamping arm 14 are fastened and limited through a fastening knob.

Wherein, the centre gripping side of centre gripping end 15 all is provided with rubber pad 16, increases frictional force and wearability.

One specific application of this embodiment is: starting motor one 6, the pivot of motor one 6 drives threaded rod 3 and rotates, make and slide on slide rail 102 rather than complex main support 2, remove and close motor one 6 after the required position, starting motor two 11, make pivot 9 rotate, drive gear 8 and rotate, and then make the slider 7 of being connected rather than the cooperation reciprocate, when removing suitable height, close motor two 11, adjust slip centre gripping arm 14 to required position, it is spacing to fasten through the fastening knob when slip centre gripping arm 14 carries out the centre gripping fastening with fixed centre gripping arm 13, will treat that the clamping part presss from both sides tightly. The left, right, upper and lower positions of the two clamping arms and the size of the clamping range can be adjusted according to the use requirements, the use is convenient, and the practicability is high.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A clamping device for machining, comprising a base (1), characterized in that: the upper end face of the base (1) is provided with a sliding groove (101), sliding rails (102) are arranged on two sides of the sliding groove (101), a main support (2) and a threaded rod (3) are installed in the sliding groove (101), the threaded rod (3) is installed in the base (1) in a threaded mode and penetrates through the sliding groove (101), a side base (4) is fixedly arranged on the outer side end of the base (1), a first base (5) is fixedly installed on the side base (4), a first motor (6) is installed on the first base (5), a main groove (201) is formed in one side of the main support (2), an inner sliding rail (202) is arranged in the main groove (201), a sliding block (7) is installed in a matched mode on the inner sliding rail (202), a small tooth is arranged on one side of the sliding block (7) and matched with a gear (8), the gear (8) is driven through a rotating shaft (9), and the rotating shaft (9) penetrates through the main groove (201) and extends to the, the rear side end of the main support (2) is fixed with a motor support (10) through a bolt, a second motor (11) is fixedly installed on the motor support (10), a connecting block (12) is fixedly arranged on the sliding block (7), the other end of the connecting block (12) is connected with a fixed clamping arm (13), a sliding clamping arm (14) is inserted into a square pipe sleeve at the end part of the fixed clamping arm (13), and opposite ends of the fixed clamping arm (13) and the sliding clamping arm (14) are fixedly installed at clamping ends (15).

2. A clamping device for machining according to claim 1, characterised in that: the main support (2) is in threaded fit connection with the threaded rod (3), and the outer side end of the threaded rod (3) is connected with a rotating shaft of the motor I (6).

3. A clamping device for machining according to claim 1, characterised in that: the gear (8) is driven to rotate through a rotating shaft of the second motor (11).

4. A clamping device for machining according to claim 1, characterised in that: the fixed clamping arm (13) and the sliding clamping arm (14) are fastened and limited through a fastening knob.

5. A clamping device for machining according to claim 1, characterised in that: and rubber pads (16) are arranged on the clamping sides of the clamping ends (15).