CN212019850U

CN212019850U - Angle-adjustable pressing device

Info

Publication number: CN212019850U
Application number: CN201922431874.3U
Authority: CN
Inventors: 周志海; 李耀全
Original assignee: Dongguan Sanwei Flexible Automation Equipment Co ltd
Current assignee: Dongguan Sanwei Flexible Automation Equipment Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-11-27
Anticipated expiration: 2029-12-30

Abstract

The utility model belongs to the technical field of mechanical equipment, concretely relates to angularly adjustable closing device, including founding arm, xarm, telescopic machanism and pressure head, the xarm with found arm swing joint, the tip of xarm rotates and is provided with the axis of rotation, the connecting hole has been seted up in the axis of rotation, telescopic machanism wears to locate the connecting hole and with the pressure head is connected, telescopic machanism passes through the axis of rotation winds rotary motion is made to the xarm. Compared with the prior art, the utility model discloses a set up the axis of rotation for telescopic machanism can carry out the regulation of different angles around the xarm, thereby can compress tightly the work piece towards different directions, has improved greatly the utility model discloses an adaptability has avoided leading to the problem of unable adaptation often because of the work piece remodelling, has reduced the spending of equipment special design, has reduced the cost of production.

Description

Angle-adjustable pressing device

Technical Field

The utility model belongs to the technical field of mechanical equipment, concretely relates to angularly adjustable closing device.

Background

The pressing device is a device commonly used in a mechanical manufacturing process, and is generally used for pressing an object to be welded. A welding machine or a robot is generally required to compress a part before welding the part, so as to prevent the part from being shifted in position during welding, thereby affecting the welding effect.

At present, when welding workpieces, the workpieces are generally pressed by hands or by using a fixed pressing device, however, the two methods still have at least the following defects:

1) the manual mode is used, the labor intensity of workers is increased, and the condition that the workpiece is stressed and displaced in the welding process is easy to occur, so that the quality of the welded workpiece is poor;

2) when a fixed pressing device is used, the position and the angle of a pressure head cannot be adjusted, so when a welding workpiece is subjected to die change, the pressing surface has angular deviation, and the pressing device cannot be correspondingly matched, so that the applicability is poor;

3) the use of a fixed pressing device requires special setting for each type of workpiece, thereby increasing the cost input.

In view of the above, there is a need for reasonable improvements to the above prior art to meet the practical needs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: aiming at the defects of the prior art, the angle-adjustable pressing device can be adjusted at multiple angles, so that workpieces can be pressed towards different directions, the pressing head and the workpieces are better attached and pressed, the applicability is greatly improved, and the production cost is reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the pressing device with the adjustable angle comprises a vertical arm, a transverse arm, a telescopic mechanism and a pressure head, wherein the transverse arm is movably connected with the vertical arm, a rotating shaft is arranged at the end part of the transverse arm in a rotating mode, a connecting hole is formed in the rotating shaft, the telescopic mechanism penetrates through the connecting hole and is connected with the pressure head, and the telescopic mechanism rotates around the transverse arm through the rotating shaft.

As right the improvement of angularly adjustable closing device, telescopic machanism include flexible section and set up respectively in the handle and the spherical connector at flexible section both ends, the spherical connector with the pressure head passes through elastic fastener swing joint, the surface of flexible section is provided with first screw thread portion. Spherical connector is connected with the pressure head, the diameter D1 of spherical connector is less than pressure head inside groove diameter D2 (D1 < D2 promptly), therefore, add elastic fastener, pack elastic fastener into the inboard recess of pressure head, adopt the expansion force (plastic deformation power) that is greater than elastic fastener to make spherical connector pass elastic fastener and enter into pressure head hole bottom, under the external tension who is not greater than elastic fastener expansion force (plastic deformation power) like this, spherical connector can block and can not break away from in the pressure head, thereby realized swing joint and angle adjustment's between spherical connector and the pressure head function, make the pressure head laminate with the work piece better, improve the effect that compresses tightly.

As right the utility model discloses in angularly adjustable closing device's improvement, the connecting hole be provided with first screw thread portion complex second screw thread portion, telescopic machanism passes through first screw thread portion with linear telescopic motion is made in the cooperation of second screw thread portion.

Wherein, flexible section mainly used realizes flexible function, drives flexible section through the rotating handle and rotates, and under the mating reaction of first screw thread portion and second screw thread portion, the linear feed motion is made to flexible section, and then the drive ram compresses tightly the work piece.

As right the utility model discloses in angularly adjustable closing device's improvement, first screw thread portion is internal thread or external screw thread structure. Because telescopic machanism need make concertina movement through the cooperation of first screw thread portion with second screw thread portion, consequently, first screw thread portion both can set up to internal thread structure, also can set up to external thread structure, as long as both can realize the mating reaction can, can carry out reasonable adaptation according to the production requirement of reality.

As an improvement to the angularly adjustable pressing device of the present invention, the range of the rotation angle α of the telescoping mechanism around the transverse arm is 0 ° to 90 °.

As right the angle-adjustable pressing device of the present invention is improved, the end of the vertical arm is provided with a connecting shaft sleeve, and the horizontal arm is movably connected to the connecting shaft sleeve. Found arm and xarm and carry out swing joint through the connecting axle sleeve, can make the xarm round trip movement on founding the arm to possess the length and compress tightly the adjustment function of point, improved greatly the utility model discloses an applicability.

As right the angle-adjustable pressing device of the present invention is improved, the cross arm and the connecting shaft sleeve are provided with a first sealing ring therebetween. The first sealing ring is arranged, so that the gap between the cross arm and the connecting shaft sleeve can be reduced, the tight fit is realized, the cross arm is prevented from randomly moving in the connecting shaft sleeve, and the positioning function is achieved.

As right the angle-adjustable pressing device of the utility model is improved, the vertical arm is further provided with a stop ring. The vertical arm is mainly installed on the workbench, the stop ring is arranged, the mounting position of the vertical arm can be effectively limited, the position can be quickly found when secondary clamping is facilitated, and the production efficiency is improved.

As right the angle-adjustable pressing device of the present invention is improved, the stop ring is provided with a second sealing ring between the vertical arms. Set up the second sealing washer, help subducing the clearance between stop ring and the upright arm, realize the tight fit, make stop ring play spacing effect.

As right the utility model discloses in angularly adjustable closing device's improvement, elastic fastener is sealing washer or jump ring.

The beneficial effects of the utility model reside in that: compared with the prior art, the utility model discloses a set up the axis of rotation for telescopic machanism can carry out the regulation of different angles around the xarm, thereby can compress tightly the work piece towards different directions, founds the arm simultaneously and carries out swing joint through the connecting axle sleeve with the xarm, can make the xarm on founding the arm round trip movement, thereby possesses the length and compress tightly the adjustment function of point, has improved greatly the utility model discloses an applicability has avoided leading to the problem of unable adaptation often because of the work piece remodelling, has reduced the spending of equipment special design, has reduced the cost of production.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided to explain the invention and not to constitute an undue limitation on the invention. In the drawings:

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

fig. 2 is a schematic view of the adjustable angle of the present invention;

FIG. 3 is an exploded view of the present invention;

wherein, 1-standing arm; 2-a cross arm; 3-a telescoping mechanism; 4-pressing head; 5-a rotating shaft; 6-first sealing ring; 7-a stop ring; 8-a second sealing ring; 9-an elastic fastener; 11-connecting the shaft sleeve; 31-a telescopic section; 32-a handle; 33-a ball joint; 51-connection hole; 311-first threaded portion.

Detailed Description

As used in the specification and in the claims, certain terms are used to refer to particular components. As one skilled in the art will appreciate, manufacturers may refer to a component by different names. This specification and claims do not intend to distinguish between components that differ in name but not function. In the following description and in the claims, the terms "include" and "comprise" are used in an open-ended fashion, and thus should be interpreted to mean "include, but not limited to. "substantially" means within an acceptable error range, within which a person skilled in the art can solve the technical problem to substantially achieve the technical result.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", horizontal "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 simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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 present invention will be described in further detail with reference to the accompanying drawings, which are not intended to limit the present invention.

As shown in fig. 1 to 3, an angularly adjustable pressing device includes a vertical arm 1, a horizontal arm 2, a telescopic mechanism 3 and a pressing head 4, wherein the horizontal arm 2 is movably connected with the vertical arm 1, a rotating shaft 5 is rotatably arranged at the end of the horizontal arm 2, a connecting hole 51 is formed in the rotating shaft 5, the telescopic mechanism 3 is inserted into the connecting hole 51 and is connected with the pressing head 4, and the telescopic mechanism 3 rotates around the horizontal arm 2 through the rotating shaft 5, so that a workpiece is pressed from different angles, and the applicability is greatly improved.

Preferably, the telescopic mechanism 3 comprises a telescopic section 31, and a handle 32 and a spherical connector 33 respectively arranged at two ends of the telescopic section 31, the spherical connector 33 is movably connected with the pressure head 4 through an elastic fastener 9, a first thread part 311 is arranged on the surface of the telescopic section 31, the spherical connector 33 is connected with the pressure head 4, and the diameter D1 of the spherical connector 33 is smaller than the diameter D2 of an inner groove of the pressure head 4 (i.e. D1 is smaller than D2), so that the elastic fastener 9 is additionally arranged, the elastic fastener 9 is arranged in the inner groove of the pressure head 4, the spherical connector 33 can be clamped into the pressure head 4 without an external tensile force larger than the expansion force (plastic deformation force) of the elastic fastener 9 to avoid separation, thereby realizing the functions of movable connection and angle adjustment between the spherical connector 33 and the pressure head 4, the pressing head 4 is better attached to the workpiece, and the pressing effect is improved; wherein, elastic fastener 9 can be sealing washer or jump ring, can carry out reasonable adaptation according to the production demand of reality.

Preferably, the connection hole 51 is provided with a second screw portion engaged with the first screw portion 311, and the telescopic mechanism 3 is linearly and telescopically moved by the engagement of the first screw portion 311 with the second screw portion. In the process of pressing the workpiece, the handle 32 is rotated to drive the telescopic section 31 to rotate, and under the matching action of the first threaded portion 311 and the second threaded portion, the telescopic section 31 makes a linear feeding motion, so that the driving ram 4 is pressed on the workpiece.

Preferably, the first thread part 311 is of an internal thread or an external thread structure. Because telescopic machanism 3 need do concertina movement through the cooperation of first screw thread portion 311 with second screw thread portion, consequently, first screw thread portion 311 both can set up to internal thread structure, also can set up to external thread structure, as long as both can realize the mating reaction can, can carry out reasonable adaptation according to the production requirement of reality.

Preferably, the rotation angle α of the telescopic mechanism 3 around the cross arm 2 ranges from 0 ° to 90 °.

Preferably, the end of the vertical arm 1 is provided with a connecting sleeve 11, and the cross arm 2 is movably connected with the connecting sleeve 11. The vertical arm 1 and the cross arm 2 are movably connected through the connecting shaft sleeve 11, so that the cross arm 2 can move back and forth on the vertical arm 1, and the adjusting function of the length compression point is achieved, and the applicability of the utility model is greatly improved; in order to realize tight fit between the cross arm 2 and the connecting shaft sleeve 11, the first sealing ring 6 is arranged between the cross arm 2 and the connecting shaft sleeve 11, so that the gap between the cross arm 2 and the connecting shaft sleeve 11 is reduced, the cross arm 2 is prevented from randomly moving in the connecting shaft sleeve 11, and a positioning function is realized.

Preferably, the vertical arm 1 is further provided with a stop ring 7, and a second sealing ring 8 is arranged between the stop ring 7 and the vertical arm 1. The vertical arm 1 is mainly installed on the workbench, and the stop ring 7 is arranged, so that the installation position of the vertical arm 1 can be effectively limited, the position can be quickly aligned during secondary clamping, and the production efficiency is improved; and the second sealing ring 8 is mainly used for eliminating the gap between the stop ring 7 and the vertical arm 1 to realize tight fit, so that the stop ring 7 has a limiting effect.

The utility model discloses a theory of operation does: according to the position of the workpiece, the length of the pressing point is adjusted through the cross arm 2 and the connecting shaft 11, the angle of the telescopic mechanism 3 is adjusted through the rotating shaft 5, then the telescopic section 31 is driven to rotate through rotating the handle 32, under the matching effect of the first thread part 311 and the second thread part, the telescopic mechanism 3 is wholly in linear telescopic motion, the pressing head 4 is pressed on the workpiece, and the effect of pressing the workpiece towards multiple angles is achieved.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive of other embodiments, and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed above, or as otherwise known in the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. The utility model provides an angularly adjustable closing device which characterized in that: including founding arm (1), xarm (2), telescopic machanism (3) and pressure head (4), xarm (2) with found arm (1) swing joint, the tip of xarm (2) is rotated and is provided with axis of rotation (5), connecting hole (51) have been seted up on axis of rotation (5), telescopic machanism (3) wear to locate connecting hole (51) and with pressure head (4) are connected, telescopic machanism (3) pass through axis of rotation (5) wind rotary motion is made to xarm (2).

2. The angularly adjustable compression device of claim 1, wherein: telescopic machanism (3) including flexible section (31) and set up respectively in handle (32) and spherical connector (33) at flexible section (31) both ends, spherical connector (33) with pressure head (4) are through elastic fastener (9) swing joint, the surface of flexible section (31) is provided with first screw thread portion (311).

3. The angularly adjustable compression device of claim 2, further comprising: the connecting hole (51) is provided with a second threaded part matched with the first threaded part (311), and the telescopic mechanism (3) does linear telescopic motion through the matching of the first threaded part (311) and the second threaded part.

4. The angularly adjustable compression device of claim 2, further comprising: the first thread part (311) is of an internal thread structure or an external thread structure.

5. The angularly adjustable compression device of claim 1, wherein: the rotation angle alpha of the telescopic mechanism (3) around the cross arm (2) ranges from 0 degree to 90 degrees.

6. The angularly adjustable compression device of claim 1, wherein: the end part of the vertical arm (1) is provided with a connecting shaft sleeve (11), and the cross arm (2) is movably connected with the connecting shaft sleeve (11).

7. The angularly adjustable compression device of claim 6, further comprising: a first sealing ring (6) is arranged between the cross arm (2) and the connecting shaft sleeve (11).

8. The angularly adjustable compression device of claim 1, wherein: the vertical arm (1) is also provided with a stop ring (7).

9. The angularly adjustable compression device of claim 8, further comprising: a second sealing ring (8) is arranged between the stop ring (7) and the vertical arm (1).

10. The angularly adjustable compression device of claim 2, further comprising: the elastic fastener (9) is a sealing ring or a clamping spring.