CN217223451U - Rivet riveting tool - Google Patents

Abstract

The application discloses a rivet riveting tool which comprises a base, an upper riveting piece and a lower riveting piece; the upper riveting piece can be arranged above the base in a vertically sliding manner; the lower riveting piece is detachably arranged on the base, and the lower riveting piece is used for positioning the workpiece and the rivet under the upper riveting piece. This rivet riveting tools simple structure, rationally distributed, convenient to use and security are high.

Description

Rivet riveting tool

Technical Field

The application relates to the technical field of riveting, in particular to a rivet riveting tool.

Background

At present, riveting is used as a common connection mode in industry, and has the advantages of stable and reliable connection strength, easiness in checking and eliminating connection faults, suitability for connection of complex structures and the like. The rivet riveting tool is a tool for riveting a workpiece, and the conventional rivet riveting tool generally comprises an upper riveting piece and a lower riveting piece, wherein the upper riveting piece is arranged above the lower riveting piece in a vertically sliding manner; when the riveting device is used, a rivet and a workpiece to be riveted are arranged on the lower riveting piece, then the upper riveting piece slides downwards, and the two ends of the rivet are flattened by matching with the lower riveting piece, so that the workpiece is riveted.

However, the existing punching and riveting tool has the following defects: the upper riveting piece and the lower riveting piece are connected at fixed positions, so that when the rivet and a workpiece to be riveted are arranged by a hand or other tools, the hand or the tools need to extend between the upper riveting piece and the lower riveting piece; when the operation is improper or the machine is out of control, hands can be accidentally injured or tools can be damaged, and the safety is low.

Therefore, how to improve the existing stamping and riveting tool to overcome the above disadvantages is a problem to be solved by those skilled in the art.

Disclosure of Invention

An aim at of this application provides a simple structure, rationally distributed, convenient to use and high rivet riveting tools of security.

In order to achieve the above purpose, the technical scheme adopted by the application is as follows: a rivet riveting tool comprises a base, an upper riveting piece and a lower riveting piece; the upper riveting piece is arranged above the base in a vertically sliding manner; the lower riveting piece is detachably arranged on the base, and the lower riveting piece is used for positioning the workpiece and the rivet under the upper riveting piece.

Preferably, a sliding groove is formed in the base, a sliding block is arranged on the lower riveting piece, and the sliding block is connected to the sliding groove in a sliding mode; rivet riveting tools still includes the locking piece, the locking piece set up in the base, just the locking piece is used for restricting the slider is in the slip in the spout. The advantages are that: by connecting the sliding block to the sliding groove in a sliding manner, the installation between the lower riveting piece and the base is realized, and the relative sliding between the lower riveting piece and the base is also realized; when the lower riveting piece slides to the workpiece and the rivet is positioned under the upper riveting piece, the locking piece can limit the relative sliding between the lower riveting piece and the base.

Preferably, the base is provided with a mounting hole, and a clamping groove is formed in the lower riveting piece corresponding to the mounting hole; the locking piece comprises a ball body and an elastic piece; the ball body and the elastic piece are arranged in the mounting hole; when the lower riveting piece slides to be in contact with the ball body, the lower riveting piece forces the ball body to slide into the mounting hole; when the clamping groove slides to be aligned with the mounting hole along with the lower riveting piece, the elastic piece forces the ball body to slide towards the outside of the mounting hole until the ball body is clamped in the clamping groove. The advantages are that: because the elastic force of the elastic part (such as a spiral spring, a steel plate spring and the like) is limited, when the lower riveting part slides to be contacted with the ball body, the ball body can slide into the mounting hole only by forcibly forcing the lower riveting part to slide; when the lower riveting piece slides to be aligned with the mounting hole, the ball body slides to the outside of the mounting hole under the action of the elastic piece until the ball body is clamped in the clamping groove; when the lower riveting piece is forced to slide by force, the ball body slides into the mounting hole, and then the ball body can slide out of the clamping groove.

Preferably, the locking member further comprises a housing, the housing is arranged in the mounting hole, an accommodating cavity for accommodating the ball and the elastic member is formed inside the housing, and an opening for limiting the ball to be separated from the accommodating cavity is formed in one end, close to the lower riveting member, of the housing; when the clamping groove is aligned with the mounting hole, the elastic piece forces the ball body to pass through the opening to be clamped with the clamping groove. The advantages are that: during assembly, the elastic piece is firstly plugged into the accommodating cavity through the opening, then the ball body is forcibly extruded into the opening, and the opening is forced to deform outwards in the radial direction, so that the ball body is plugged into the accommodating cavity; in a natural state, the inner diameter of the opening is slightly smaller than the diameter of the ball, so that the elastic element is prevented from ejecting the ball out of the opening (namely the accommodating cavity); and finally, assembling the shell into the mounting hole, and then completing the assembly of the ball body and the elastic piece. Compared with the way that the ball body and the elastic piece are directly assembled in the mounting hole, the mounting mode is simpler and more convenient to operate, and the ball body and the elastic piece cannot directly rub against the mounting hole, so that the service life of the mounting hole (namely the base), the ball body and the elastic piece is prolonged.

Preferably, one end of the mounting hole, which is close to the lower riveting piece, is provided with a limiting ring for limiting the shell to be separated from the mounting hole, and the other end of the mounting hole penetrates through the outer part of the base; one side of the limiting ring, which is close to the shell, is provided with a first conical surface, one end, which is close to the opening, of the outer annular surface of the shell is provided with a second conical surface, and the second conical surface abuts against the first conical surface. The advantages are that: during assembly, one end, deviating from the lower riveting piece, of the shell from the mounting hole is plugged into the mounting hole until the second conical surface abuts against the first conical surface; the displacement of the shell in the mounting hole is limited by mounting a bolt at one end of the mounting hole deviating from the lower riveting piece or by designing the shell and the mounting hole to be in interference fit. In addition, the limiting ring can limit the mutual interference between the outer shell and the lower riveting piece, and the first conical surface and the second conical surface are matched with each other, so that the end, provided with the opening, of the outer shell is prevented from deforming outwards in the radial direction, and the ball body is stably limited in the outer shell.

Preferably, the lower riveting piece is provided with a push pull ring. The advantages are that: the push-pull ring is convenient for applying a pushing force or a pulling force to the lower riveting piece by hands.

Preferably, a safety partition plate is arranged on the base, and a notch for the workpiece and the rivet to pass through is formed in the safety partition plate. The advantages are that: through the arrangement of the safety partition plate, the workpiece and the rivet can move to the position right below the upper riveting piece through the notch, and meanwhile, the hand is prevented from extending into the space between the upper riveting piece and the lower riveting piece in the operation process; this improves the safety of the rivet setting tool.

Preferably, the upper end of the lower riveting piece is recessed downwards to form a first limiting groove and protrudes upwards to form two abutting parts, the first limiting groove is of a U-shaped structure, the two abutting parts are distributed on two sides of the first limiting groove, and a limiting area used for limiting the movement of the workpiece is formed between the two abutting parts and the arc-shaped part of the first limiting groove; and a second limiting groove is formed in the bottom of the first limiting groove. The advantages are that: when the workpiece is assembled, the workpiece slides from the first limiting groove to the tail end of the first limiting groove, and when the workpiece slides to the tail end of the first limiting groove, the two abutting parts and the arc-shaped part of the first limiting groove can limit the workpiece to move; the lower end of the workpiece is connected with the second limiting groove in a sliding mode, and the second limiting groove can limit the workpiece to rotate.

Preferably, the base is provided with a positioning column, and the upper riveting piece can be connected to the positioning column in a vertically sliding manner; the rivet riveting tool further comprises a driving piece, the driving piece is connected with the upper riveting piece, and the driving piece is used for controlling the upper riveting piece to slide up and down. The advantages are that: the sliding direction of the upper riveting piece can be limited through the limiting action of the positioning column, so that the riveting tool can accurately complete riveting; when the positioning columns are cylinders, the number of the positioning columns is two, and the upper riveting piece can be connected to the two positioning columns in a vertically sliding mode, so that the upper riveting piece and the positioning columns are prevented from rotating. The driving part (such as an air cylinder, an oil cylinder and the like) can control the upper riveting part to slide up and down and can provide enough thrust to enable the upper riveting part and the lower riveting part to flatten the two ends of the rivet.

Preferably, the base is provided with a limiting column. The advantages are that: when the upper riveting piece slides downwards to be in contact with the limiting column, the workpiece is riveted, and the workpiece and/or the rivet are prevented from being damaged due to the fact that the upper riveting piece slides downwards continuously.

Compared with the prior art, the beneficial effect of this application lies in: when the riveting device is used, the lower riveting piece and the base are detached and separated, so that the workpiece and the rivet can be assembled on the lower riveting piece; assembling the lower riveting piece on the base, so that the workpiece and the rivet are positioned under the upper riveting piece, and loading is finished; then controlling the upper riveting piece to slide downwards until the upper riveting piece and the lower riveting piece flatten two ends of the rivet so that the rivet is riveted with the workpiece; and finally, disassembling and separating the lower riveting piece and the base, and taking down the workpiece on the lower riveting piece to finish blanking. To sum up, whole riveting process easy operation, convenient to use, and material loading and unloading are all gone on under riveting piece and the state of base separation down, and the security is high.

Drawings

Fig. 1 is a perspective view of a rivet riveting tool provided in the present application.

Fig. 2 is an exploded view of a rivet riveting tool provided herein.

Fig. 3 is a perspective view of a lower rivet provided in the present application.

Fig. 4 is a front view of a rivet riveting tool provided by the present application.

Fig. 5 is a cross-sectional view taken along a in fig. 4 as provided herein.

Fig. 6 is a partial enlarged view of B in fig. 5 provided by the present application.

Fig. 7-8 are views of the workpiece bank assembling process provided by the application.

In the figure: 1. a base; 11. a chute; 12. mounting holes; 121. a limiting ring; 13. a safety barrier; 131. a notch; 14. a positioning column; 15. a limiting column; 2. an upper riveting piece; 3. a lower riveting piece; 31. a slider; 32. a card slot; 33. a pull ring is pushed; 34. a first limit groove; 35. an abutting portion; 36. a second limit groove; 4. a locking member; 41. a sphere; 42. an elastic member; 43. a housing; 431. and (4) opening.

Detailed Description

The present application is further described below with reference to specific embodiments, and it should be noted that, without conflict, any combination between the embodiments or technical features described below may form a new embodiment.

In the description of the present application, it should be noted that, for the terms of orientation, such as "central", "lateral", "longitudinal", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc., indicate orientations and positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of description and simplification of the description, but 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 should not be construed as limiting the specific scope of the present application.

It should be noted that the terms "first," "second," and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order.

The terms "comprises," "comprising," and "having," and any variations thereof, in the description and claims of this application, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

Referring to fig. 1 to 8, an embodiment of the present application provides a rivet riveting tool, which includes a base 1, an upper riveting member 2, and a lower riveting member 3; the upper riveting piece 2 is arranged above the base 1 in a vertically sliding manner; lower riveting piece 3 detachably sets up in base 1, and lower riveting piece 3 is used for locating work piece and rivet under last riveting piece 2. When in use, the lower riveting piece 3 and the base 1 are detached and separated, so that a workpiece and a rivet can be assembled on the lower riveting piece 3; then, the lower riveting piece 3 is assembled on the base 1, so that the workpiece and the rivet are positioned under the upper riveting piece 2, and feeding is completed; then controlling the upper riveting piece 2 to slide downwards until the upper riveting piece 2 and the lower riveting piece 3 flatten the two ends of the rivet so as to rivet the rivet with the workpiece; and finally, disassembling and separating the lower riveting piece 3 from the base 1, and taking down the workpiece on the lower riveting piece 3 to finish blanking. To sum up, whole riveting process easy operation, convenient to use, and material loading and unloading are all gone on under the state of riveting piece 3 and base 1 separation down, and the security is high.

Referring to fig. 2-6, in some embodiments of the present application, a sliding groove 11 is formed on the base 1, a sliding block 31 is formed on the lower riveting member 3, and the sliding block 31 is slidably connected to the sliding groove 11; rivet riveting tools still includes lock piece 4, and lock piece 4 sets up in base 1, and lock piece 4 is used for restricting the slip of slider 31 in spout 11. By connecting the sliding block 31 to the sliding groove 11 in a sliding manner, the installation between the lower riveting piece 3 and the base 1 is realized, and the relative sliding between the lower riveting piece 3 and the base 1 is also realized; when the lower riveting member 3 slides to the workpiece and the rivet is located right below the upper riveting member 2, the locking member 4 can limit the relative sliding between the lower riveting member 3 and the base 1.

Referring to fig. 5-6, in some embodiments of the present application, a mounting hole 12 is formed in the base 1, and a clamping groove 32 is formed in the lower riveting member 3 at a position corresponding to the mounting hole 12; the locking member 4 includes a spherical body 41 and an elastic member 42; the ball 41 and the elastic element 42 are arranged in the mounting hole 12; when the lower riveting member 3 slides to be in contact with the ball body 41, the lower riveting member 3 forces the ball body 41 to slide into the mounting hole 12; when the locking slot 32 slides with the lower rivet 3 to align with the mounting hole 12, the elastic member 42 forces the ball 41 to slide toward the outside of the mounting hole 12 until the ball 41 is locked in the locking slot 32. Because the elastic force of the elastic member 42 (such as a coil spring, a leaf spring, etc.) is limited, when the lower riveting member 3 slides to contact with the ball 41, the ball 41 can slide into the mounting hole 12 only by forcing the lower riveting member 3 to slide with force; when the lower riveting member 3 slides to be aligned with the mounting hole 12, the ball 41 slides to the outside of the mounting hole 12 under the action of the elastic member 42 until the ball 41 is clamped in the clamping groove 32; when the lower rivet 3 is forced to slide, the ball 41 slides into the mounting hole 12, so that the ball 41 can slide out of the slot 32.

Referring to fig. 6, in some embodiments of the present application, the locking member 4 further includes a housing 43, the housing 43 is disposed in the mounting hole 12, a receiving cavity for receiving the ball 41 and the elastic member 42 is formed inside the housing 43, and an opening 431 for limiting the ball 41 to be separated from the receiving cavity is formed at an end of the housing 43 near the lower rivet 3; when the locking groove 32 is aligned with the mounting hole 12, the elastic member 42 forces the ball 41 to be locked with the locking groove 32 through the opening 431. During assembly, the elastic element 42 is firstly plugged into the accommodating cavity through the opening 431, then the ball 41 is forcibly pressed into the opening 431, and the opening 431 is forced to deform radially outwards so as to plug the ball 41 into the accommodating cavity; in a natural state, the inner diameter of the opening 431 is slightly smaller than the diameter of the ball 41, so that the elastic member 42 is prevented from ejecting the ball 41 to the outside of the opening 431 (i.e. the accommodating cavity); finally, the housing 43 is fitted into the mounting hole 12, and the ball 41 and the elastic member 42 are assembled. Compared with the way that the ball body 41 and the elastic piece 42 are directly assembled in the mounting hole 12, the installation mode is simpler and more convenient to operate, and the ball body 41 and the elastic piece 42 cannot directly rub against the mounting hole 12, so that the service lives of the mounting hole 12 (namely the base 1), the ball body 41 and the elastic piece 42 can be prolonged.

Referring to fig. 6, in some embodiments of the present application, one end of the mounting hole 12 close to the lower rivet 3 is provided with a limiting ring 121 for limiting the housing 43 from being separated from the mounting hole 12, and the other end of the mounting hole 12 penetrates through the outside of the base 1; one side of the limiting ring 121 close to the shell 43 is provided with a first conical surface, one end of the outer annular surface of the shell 43 close to the opening 431 is provided with a second conical surface, and the second conical surface abuts against the first conical surface. During assembly, one end of the shell 43, deviating from the lower riveting piece 3 from the mounting hole 12, is plugged into the mounting hole 12 until the second conical surface abuts against the first conical surface; the displacement of the housing 43 in the mounting hole 12 is limited by mounting a bolt at an end of the mounting hole 12 offset from the lower rivet 3, or by designing the housing 43 to have an interference fit with the mounting hole 12. In addition, the limiting ring 121 can limit the housing 43 and the lower rivet 3 from interfering with each other, and the first tapered surface and the second tapered surface cooperate with each other, so as to prevent the end of the housing 43 provided with the opening 431 from deforming radially outwards, and to stably limit the ball 41 in the housing 43.

Referring to fig. 1-3, in some embodiments of the present application, lower rivet 3 is provided with a push-pull ring 33. Pushing on tab 33 facilitates the application of a pushing or pulling force by hand to lower rivet 3.

Referring to fig. 1-2 and 4, in some embodiments of the present application, a safety barrier 13 is disposed on the base 1, and a notch 131 for passing a workpiece and a rivet is disposed on the safety barrier 13. Through the arrangement of the safety partition plate 13, the workpiece and the rivet can move to the position right below the upper riveting piece 2 through the notch 131, and meanwhile, the hand can be prevented from extending between the upper riveting piece 2 and the lower riveting piece 3 in the operation process; this improves the safety of the rivet riveting tool.

Referring to fig. 3 and fig. 7-8, in some embodiments of the present disclosure, the upper end of the lower riveting member 3 is recessed downward to form a first limiting groove 34 and protrudes upward to form two abutting portions 35, the first limiting groove 34 is a U-shaped structure, the two abutting portions 35 are distributed on two sides of the first limiting groove 34, and a limiting region for limiting the movement of the workpiece is formed between the two abutting portions 35 and the arc portion of the first limiting groove 34; the bottom of the first limit groove 34 is provided with a second limit groove 36. When the workpiece is assembled, the workpiece slides from the first limiting groove 34 to the end of the first limiting groove 34 (as shown in fig. 7), and when the workpiece slides to the end of the first limiting groove 34, the two abutting parts 35 and the arc-shaped part of the first limiting groove 34 can limit the workpiece from moving (as shown in fig. 8); the lower end of the workpiece is slidably connected to the second limiting groove 36, and the second limiting groove 36 can limit the workpiece from rotating (as shown in fig. 7-8).

Referring to fig. 1-2, in some embodiments of the present application, a positioning column 14 is disposed on a base 1, and an upper riveting member 2 is slidably connected to the positioning column 14 up and down; the rivet riveting tool further comprises a driving piece, the driving piece is connected with the upper riveting piece 2, and the driving piece is used for controlling the upper riveting piece 2 to slide up and down. The sliding direction of the upper riveting piece 2 can be limited through the limiting action of the positioning column 14, so that the riveting tool can accurately complete riveting; when the positioning posts 14 are cylinders, the number of the positioning posts 14 is two, and the upper riveting member 2 can be connected to the two positioning posts 14 in a vertically sliding manner, so as to prevent the upper riveting member 2 and the positioning posts 14 from rotating. The driving part (such as an air cylinder, an oil cylinder and the like) can control the upper riveting part 2 to slide up and down and can provide enough thrust to enable the upper riveting part 2 and the lower riveting part 3 to flatten the two ends of the rivet.

Referring to fig. 1-2, in some embodiments of the present application, a stop post 15 is disposed on the base 1. When the upper riveting member 2 slides downwards to contact with the limiting column 15, the riveting of the workpiece is completed, and the workpiece and/or the rivet are prevented from being damaged because the upper riveting member 2 continuously slides downwards.

To sum up, this rivet riveting tools simple structure, rationally distributed, convenient to use and security are high.

The foregoing has described the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are merely illustrative of the principles of the application, but that various changes and modifications may be made without departing from the spirit and scope of the application, and such changes and modifications are intended to be within the scope of the application as claimed. The scope of protection claimed by this application is defined by the following claims and their equivalents.

Claims (10)

1. A rivet riveting tool is characterized by comprising a base, an upper riveting piece and a lower riveting piece; the upper riveting piece is arranged above the base in a vertically sliding manner; the lower riveting piece is detachably arranged on the base, and the lower riveting piece is used for positioning the workpiece and the rivet under the upper riveting piece.

2. The rivet riveting tool according to claim 1, wherein a sliding groove is arranged on the base, and a sliding block is arranged on the lower riveting piece and is connected with the sliding groove in a sliding manner; rivet riveting tools still includes the locking piece, the locking piece set up in the base, just the locking piece is used for the restriction the slider is in slip in the spout.

3. The rivet riveting tool according to claim 2, wherein a mounting hole is formed in the base, and a clamping groove is formed in the lower riveting piece corresponding to the mounting hole; the locking piece comprises a ball body and an elastic piece; the ball body and the elastic piece are arranged in the mounting hole; when the lower riveting piece slides to be in contact with the ball body, the lower riveting piece forces the ball body to slide into the mounting hole; when the clamping groove slides to the mounting hole along with the lower riveting piece to be aligned, the elastic piece forces the ball body to slide towards the outside of the mounting hole until the ball body is clamped in the clamping groove.

4. The rivet riveting tool of claim 3, wherein the locking member further comprises a housing, the housing is arranged in the mounting hole, an accommodating cavity for accommodating the ball and the elastic member is formed inside the housing, and an opening for limiting the ball to be separated from the accommodating cavity is formed in one end of the housing, which is close to the lower riveting member; when the clamping groove is aligned with the mounting hole, the elastic piece forces the ball body to pass through the opening to be clamped with the clamping groove.

5. The rivet riveting tool according to claim 4, wherein one end of the mounting hole close to the lower riveting piece is provided with a limiting ring for limiting the shell to be separated from the mounting hole, and the other end of the mounting hole penetrates to the outside of the base; one side of the limiting ring, which is close to the shell, is provided with a first conical surface, one end, which is close to the opening, of the outer annular surface of the shell is provided with a second conical surface, and the second conical surface abuts against the first conical surface.

6. The rivet riveting tool of claim 3, wherein the lower rivet is provided with a push-pull ring.

7. The rivet riveting tool according to claim 2, wherein a safety baffle is arranged on the base, and a notch for the workpiece and the rivet to pass through is arranged on the safety baffle.

8. The rivet riveting tool according to claim 1, wherein the upper end of the lower riveting member is recessed downwards to form a first limiting groove and protrudes upwards to form two abutting portions, the first limiting groove is of a U-shaped structure, the two abutting portions are distributed on two sides of the first limiting groove, and a limiting region for limiting the movement of the workpiece is formed between the two abutting portions and the arc-shaped portion of the first limiting groove; and a second limiting groove is formed in the bottom of the first limiting groove.

9. The rivet riveting tool according to claim 1, wherein the base is provided with a positioning column, and the upper riveting piece is connected to the positioning column in a vertically sliding manner; the rivet riveting tool further comprises a driving piece, the driving piece is connected with the upper riveting piece, and the driving piece is used for controlling the upper riveting piece to slide up and down.

10. The rivet riveting tool according to claim 1, wherein the base is provided with a limiting column.

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