CN113523841B

CN113523841B - Clamping device for machine-building

Info

Publication number: CN113523841B
Application number: CN202110904800.6A
Authority: CN
Inventors: 陈应舒
Original assignee: Shaanxi University of Technology
Current assignee: Shaanxi University of Technology
Priority date: 2021-08-07
Filing date: 2021-08-07
Publication date: 2022-08-30
Anticipated expiration: 2041-08-07
Also published as: CN113523841A

Abstract

The invention relates to the technical field of machine manufacturing, in particular to a clamping device for machine manufacturing, which comprises a U-shaped plate arranged outside an upper clamping plate of a clamping mechanism, wherein locking mechanisms fixed with the clamping plate are respectively arranged on two sides of the U-shaped plate, fixing frames of an L-shaped structure are respectively arranged on the outer side surfaces of the U-shaped plate, first bearings are respectively arranged at one ends of the fixing frames, screw rods are respectively arranged in inner rings of the first bearings, adjusting sleeves are respectively connected in the middles of the screw rods in a threaded manner, fixing blocks are respectively arranged at the heads of the screw rods, first screw holes are respectively arranged at the heads of the fixing blocks, studs are respectively connected in the first screw holes in a threaded manner, and clamping heads are respectively arranged at one ends of the studs. The clamping head is simple in structure, can be directly installed on the existing clamping plate, the structure of the existing clamping plate is not required to be changed, the adaptability is improved, the position of the clamping head can be adjusted according to the width of an object to be clamped, the four corners of the object can be positioned, the clamping head can be rapidly replaced, and the matching with the corresponding object is guaranteed.

Description

Clamping device for machine-building

Technical Field

The invention relates to the technical field of machine manufacturing, in particular to a clamping device for machine manufacturing.

Background

The mechanical manufacturing refers to the industrial sector engaged in the production of various power machines, hoisting and transporting machines, chemical machines, textile machines, machine tools, instruments, meters and other mechanical devices, and a device for preventing a workpiece from displacement or vibration during the processing process in the mechanical manufacturing process is called a clamping mechanism.

Disclosure of Invention

The present invention is directed to a clamping device for machine manufacturing, so as to solve the problems of the background art mentioned above.

The invention is realized by the following technical scheme: a clamping device for machine manufacturing comprises a U-shaped plate arranged outside an upper clamping plate of a clamping mechanism, locking mechanisms fixed with the clamping plate are arranged on two sides of the U-shaped plate, fixing frames of L-shaped structures are arranged on the outer side surfaces of the U-shaped plate, first bearings are arranged at the ends, far away from the clamping plate, of the fixing frames, screw rods are arranged in inner rings of the first bearings, adjusting sleeves are connected in the middles of the screw rods in a threaded mode, fixing blocks are arranged at the heads of the screw rods, first screw holes are formed in the heads of the fixing blocks, studs are connected in the first screw holes in a threaded mode, clamping heads are arranged at the ends of the studs, the end surfaces of the clamping heads are arranged in an arc-shaped structure, hand wheels are arranged at the tail portions of the screw rods, connecting plates are arranged between the fixing blocks and the adjusting sleeves, fixing plates are arranged on one sides of the connecting plates, one ends of the fixing plates are arranged on the fixing frames, sliding grooves are arranged on the side surfaces, facing the connecting plates, the connecting plate is just all installed the draw runner to spout department, and the equal slidable mounting of draw runner is in the spout.

As preferred technical scheme, locking mechanism all includes bolt, second bearing and grip block, and the grip block all is "L" type structure setting, and the medial surface of grip block all offsets with the both sides face of splint, and the equal embedded installation of second bearing is on the lateral surface of grip block, and the U template just all is equipped with the second screw hole to the inner circle department of second bearing, and the equal threaded connection of bolt is in the second screw hole, and the one end of bolt is all installed in the inner circle of second bearing.

As the preferred technical scheme, the screw rod, the connecting plate, the fixing plate, the adjusting sleeve, the fixing block and the clamping head are all arranged in an inclined manner.

As the preferred technical scheme, the arc-shaped surface of the clamping head is uniformly provided with anti-skid lines.

As the preferred technical scheme, the two clamping heads are symmetrically arranged, and the thickness of the clamping heads is reduced from outside to inside in sequence.

As preferred technical scheme, screw rod, connecting plate, fixed plate, adjusting collar, fixed block and clamp head all incline inwards to set up.

The invention has the beneficial effects that: the clamping head is simple in structure, can be directly installed on the existing clamping plate, the structure of the existing clamping plate is not required to be changed, the adaptability is improved, the position of the clamping head can be adjusted according to the width of an object to be clamped, the four corners of the object can be positioned, the adaptability and the clamping stability are improved, the clamping head can be rapidly replaced, and the matching with the corresponding object is ensured.

Drawings

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

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

fig. 2 is a schematic structural view of the present invention when not installed.

Fig. 3 is a partial structural diagram of an embodiment of the invention.

Fig. 4 is a schematic structural diagram of a fixing frame according to an embodiment of the invention.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

In the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can, for example, be fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-4, the clamping device for machine manufacturing of the present invention comprises a U-shaped plate 2 disposed outside a clamping plate 1 on a clamping mechanism, locking mechanisms fixed to the clamping plate are mounted on both sides of the U-shaped plate 2, fixing frames 18 of an "L" type structure are mounted on outer side surfaces of the U-shaped plate 2, first bearings 13 are mounted on ends of the fixing frames 18 away from the clamping plate, screw rods 14 are mounted in inner rings of the first bearings 13, adjusting sleeves 12 are screwed in middles of the screw rods 14, fixing blocks 8 are mounted on heads of the screw rods 14, first screw holes are disposed on heads of the fixing blocks 8, studs 6 are screwed in the first screw holes, clamping heads 7 are mounted on ends of the studs 6, end surfaces of the clamping heads 7 are arranged in an arc structure, hand wheels 15 are mounted on tails of the screw rods 14, connecting plates 11 are mounted between the fixing blocks 8 and the adjusting sleeves 12, one side of connecting plate 11 all is equipped with fixed plate 17, and fixed plate 17 one end is all installed on mount 18, and fixed plate 17 all is equipped with spout 16 on the side towards the connecting plate, and connecting plate 11 just all installs draw runner 9 to spout department, and the equal slidable mounting of draw runner 9 is in spout 16.

In this embodiment, locking mechanism all includes bolt 5, second bearing 4 and pinch-off blades 3, pinch-off blades 3 all are "L" type structure setting, the medial surface of pinch-off blades 3 all offsets with the both sides face of splint 1, the equal embedded installation of second bearing 4 is on the lateral surface of pinch-off blades 3, U template 2 just all is equipped with the second screw hole to the inner circle department of second bearing, the equal threaded connection of bolt 5 is in the second screw hole, the one end of bolt 5 is all installed in the inner circle of second bearing.

In this embodiment, the screw 14, the connecting plate 11, the fixing plate 17, the adjusting sleeve 12, the fixing block 8, and the clamping head 7 are all disposed in an inclined manner. Specifically, the screw 14, the connecting plate 11, the fixing plate 17, the adjusting sleeve 12, the fixing block 8 and the clamping head 7 are all arranged obliquely inwards.

In this embodiment, the arc-shaped surface of the clamping head 7 is uniformly provided with anti-skid lines, so that the friction between the clamping head and the object is increased.

In this embodiment, the two clamping heads 7 are symmetrically arranged, and the thickness of the clamping heads 7 is reduced from outside to inside in sequence.

When the clamp is installed, the U-shaped plate is directly sleeved on the existing clamping plate, the bolt is rotated through the wrench, the bolt moves along the second screw hole, the clamping plate is driven by the movement of the bolt until the clamping plate is fixed on the clamping plate, the clamp can be directly installed on the existing clamping plate, the structure of the existing clamping plate does not need to be changed, and the adaptability is improved;

wherein, the medial surface of splint does not influence normal use because there is not the obstacle, and when needs press from both sides tight circular or curved article, can direct rotation hand wheel, the rotation of hand wheel has driven the screw rod, the rotation of screw rod has driven the adjusting collar, connecting plate and fixed block, make the connecting plate remove along the spout, the removal of fixed block has driven and has pressed from both sides tight head, until make press from both sides the arcwall face on the tight head and support on the article, can carry out the four corners location to the article through pressing from both sides tight head, adaptability and the stability of pressing from both sides have been increased, and press from both sides the change that tight head can be quick, guarantee with the article phase-match that corresponds.

The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope defined by the claims.

Claims

1. The utility model provides a clamping device for machine-building which characterized in that: the clamping device comprises a U-shaped plate (2) arranged outside an upper clamping plate (1) of a clamping mechanism, locking mechanisms fixed with the clamping plate are arranged on two sides of the U-shaped plate (2), fixing frames (18) of an L-shaped structure are arranged on the upper side and the lower side or the left side and the right side of the outer side surface of the U-shaped plate (2), first bearings (13) are arranged at one ends, far away from the clamping plate, of the fixing frames (18), screw rods (14) are arranged in inner rings of the first bearings (13), adjusting sleeves (12) are connected in the middles of the screw rods (14) in a threaded mode, fixing blocks (8) are arranged at the heads of the screw rods (14), first screw holes are arranged at the heads of the fixing blocks (8), studs (6) are connected in the first screw holes in a threaded mode, clamping heads (7) are arranged at one ends of the studs (6), the end faces of the clamping heads (7) are arranged in an arc-shaped structure, hand wheels (15) are arranged at the tails of the screw rods (14), connecting plates (11) are arranged between the fixed blocks (8) and the adjusting sleeves (12), one sides of the connecting plates (11) are provided with fixing plates (17), one ends of the fixing plates (17) are arranged on the fixing frames (18), one side faces, facing the connecting plates, of the fixing plates (17) are provided with sliding grooves (16), sliding strips (9) are arranged on the connecting plates (11) opposite to the sliding grooves, and the sliding strips (9) are arranged in the sliding grooves (16) in a sliding mode; locking mechanism all includes bolt (5), second bearing (4) and pinch-off blades (3), pinch-off blades (3) all are "L" type structure setting, the medial surface of pinch-off blades (3) all offsets with the both sides face of splint (1), the equal embedded installation in second bearing (4) is on the lateral surface of pinch-off blades (3), U template (2) just all are equipped with the second screw hole to the inner circle department of second bearing, bolt (5) equal threaded connection is in the second screw hole, the one end of bolt (5) is all installed in the inner circle of second bearing.

2. The clamping device for machine building according to claim 1, characterized in that: the screw (14), the connecting plate (11), the fixing plate (17), the adjusting sleeve (12), the fixing block (8) and the clamping head (7) are all arranged in an inclined manner.

3. The clamping device for machine building according to claim 1, characterized in that: the arc surface of the clamping head (7) is evenly provided with anti-skid lines.

4. The clamping device for machine building according to claim 1, characterized in that: the two clamping heads (7) are symmetrically arranged, and the thickness of the clamping heads (7) is reduced from outside to inside in sequence.

5. The clamping device for machine building according to claim 1, characterized in that: the screw rod (14), the connecting plate (11), the fixing plate (17), the adjusting sleeve (12), the fixing block (8) and the clamping head (7) are all arranged in an inclined mode.