CN210081220U

CN210081220U - Positioning mechanism for tool clamp of special-shaped hardware workpiece

Info

Publication number: CN210081220U
Application number: CN201920871626.8U
Authority: CN
Inventors: 邵英垚
Original assignee: Hainan Yuchuang Technology Co Ltd
Current assignee: Hainan Zhiju Technology Co.,Ltd.
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-02-18
Anticipated expiration: 2029-06-11

Abstract

The utility model discloses a positioning mechanism for a tool clamp of a special-shaped hardware workpiece, which comprises a bottom plate, wherein side frames are fixed on both sides of the bottom plate, a round hole is arranged on each side frame, a fixed shaft is embedded in the round hole, a first gear is arranged on the fixed shaft, a clamp frame is fixed at one end of the fixed shaft, which is far away from the side frames, a threaded pressure rod is arranged on the clamp frame, a first gear positioning block is arranged at the lower side of the first gear, two belt pulley supports are fixed on the bottom plate, a belt pulley is arranged on each belt pulley support, a second gear is arranged at the side surface of each belt pulley, a positioning block sleeve and a spring are arranged at the lower side of each first gear positioning block, the lower end of the first gear positioning block is embedded in the positioning block sleeve, the spring is embedded in the positioning block sleeve, one side of the first, a belt is connected between the two belt pulleys. The whole positioning mechanism has wide applicability and simple operation.

Description

Positioning mechanism for tool clamp of special-shaped hardware workpiece

Technical Field

The utility model belongs to the technical field of the frock clamp technique and specifically relates to a positioning mechanism for frock clamp of dysmorphism five metals work piece is related to.

Background

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. That is to say, Workholding frock clamp is the indispensable part of machining, and under the drive that the lathe technology is to high speed, high efficiency, precision, compound, intelligence, environmental protection direction development, anchor clamps technology is developing towards high accuracy, high efficiency, module, combination, general, economic direction.

The existing clamp has poor applicability to workpieces with special shapes, is difficult to firmly clamp the workpieces, and is troublesome because the workpieces needing to be machined on two sides are often required to be taken down to be changed in surface and clamped firmly when being machined. Therefore, a positioning mechanism for a tool clamp of the special-shaped hardware workpiece, which has wide applicability and simple operation, is needed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved problem of the utility model is to provide a wide applicability, easy operation's special-shaped five metals positioning mechanism for frock clamp of work piece.

In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides a positioning mechanism for frock clamp of dysmorphism hardware component, includes the bottom plate, the both sides of bottom plate all are fixed with the side bearer, every all be provided with the round hole on the side bearer, the inside embedding of round hole has the fixed axle, install first gear on the fixed axle, keeping away from of fixed axle the one end of side bearer is fixed with the anchor clamps frame, install the screw thread depression bar on the anchor clamps frame, the downside of first gear is provided with first gear locating piece, still be fixed with two belt pulley supports on the bottom plate, every all install the belt pulley on the belt pulley support, every the second gear is all installed to the side of belt pulley, every the downside of first gear locating piece all is provided with locating piece sleeve, spring, the lower extreme embedding of first gear locating piece is in the telescopic inside of locating piece, the spring embedding is in the telescopic inside of locating piece, the bottom of the sleeve is fixed on the upper side of the bottom plate, one side, far away from the side frame, of the first gear positioning block is connected with a transmission rack, the transmission rack is meshed with the second gear, a belt is connected between the two belt pulleys, and a pedal plate is fixed on one side, close to the side frame, of the first gear positioning block.

Preferably, the positioning mechanism for the tool clamp of the special-shaped hardware workpiece is characterized in that a rotating handle is mounted at the top end of the threaded compression bar.

Preferably, the positioning mechanism for the tool clamp of the special-shaped hardware workpiece is characterized in that the belt is connected with the two belt pulleys in a cross manner.

Preferably, in the positioning mechanism for the tooling fixture of the special-shaped hardware workpiece, a sliding groove is formed in the side frame, and the pedal plate penetrates through the sliding groove.

Preferably, foretell special-shaped hardware work piece's positioning mechanism for frock clamp, wherein the upside of first gear locating piece is provided with the location rack, the location rack with first gear engagement.

Preferably, the positioning mechanism for the tooling fixture of the special-shaped hardware workpiece is of an axisymmetric structure.

The utility model has the advantages and beneficial effects that: when the positioning mechanism is used, the top end of the threaded pressure rod is provided with a rotating handle. The special-shaped workpiece can be clamped by rotating the rotating handle. The two clamp frames are mutually independent and can be suitable for various special-shaped workpieces. When the other side of the special-shaped workpiece is machined, the special-shaped workpiece does not need to be taken down, a pedal is stepped on, the first gear positioning block moves downwards, the positioning rack on the first gear positioning block is separated from the first gear, the transmission rack drives the second gear on the same side to rotate at the moment, the belt pulley on the same side drives the belt pulley on the other side to rotate through the belt, similarly, the second gear on the other side drives the transmission rack on the side to move downwards, and at the moment, the two first gear positioning blocks move downwards and are separated from the first gear. At the moment, the fixed shaft can be rotated, the special-shaped workpiece is machined by changing one surface, the pedal is loosened after the special-shaped workpiece is rotated to a proper position, the first gear positioning block is sprung up by the spring, and the positioning rack on the first gear positioning block is meshed with the first gear to lock the fixed shaft. The pedals on the two sides only need to step on one of the pedals, so that the torque can be transmitted to the other side through the belt, and the first gear positioning blocks on the two sides are separated from the first gear. Thereby making the operation simpler. The whole positioning mechanism has wide applicability and simple operation.

Drawings

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

FIG. 2 is an enlarged view of a portion of FIG. 1 at I;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is a side view of the sideframe of FIG. 1.

In the figure: 1. a base plate; 2. a side frame; 3. a fixed shaft; 4. a first gear; 5. a clamp frame; 6. a threaded compression bar; 7. a special-shaped workpiece; 8. a first gear positioning block; 9. a foot pedal; 10. a positioning block sleeve; 11. a spring; 12. a drive rack; 13. a pulley bracket; 14. a belt pulley; 15. a second gear; 16. a belt; 17. a circular hole; 18. a chute; 19. the handle is rotated.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, together with the accompanying drawings and the embodiments of the present invention, will be made to clearly describe the technical solutions in the embodiments of the present invention, and obviously, 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 efforts belong to the protection scope of the present invention.

As shown in fig. 1, 3 and 4, the positioning mechanism for the tool clamp of the special-shaped hardware workpiece comprises a bottom plate 1, wherein side frames 2 are welded and fixed on two sides of the bottom plate 1. The positioning mechanism for the tool clamp of the whole special-shaped hardware workpiece is of an axisymmetric structure. Each side frame 2 is provided with a round hole 17, a fixed shaft 3 is embedded in the round hole 17, a bearing is connected between the fixed shaft 3 and the round hole 17, and the fixed shaft 3 is axially fixed and can rotate in the radial direction. And one end of the fixed shaft 3, which is far away from the side frame 2, is fixed with a clamp frame 5, a threaded pressure rod 6 is arranged on the clamp frame 5, and the top end of the threaded pressure rod 6 is provided with a rotating handle 19. The profiled workpiece 7 can be clamped by turning the rotary handle 19.

As shown in fig. 1, 2, 3, and 4, the first gear 4 is attached to the fixed shaft 3. A first gear positioning block 8 is arranged on the lower side of the first gear 4, and a positioning rack is arranged on the upper side of the first gear positioning block 8 and meshed with the first gear 4. Two belt pulley supports 13 are further fixed on the bottom plate 1, a belt pulley 14 is mounted on each belt pulley support 13, and a second gear 15 is mounted on the side surface of each belt pulley 14. The lower side of each first gear positioning block 8 is provided with a positioning block sleeve 10 and a spring 11, the lower end of each first gear positioning block 8 is embedded in the positioning block sleeve 10, the spring 11 is embedded in the positioning block sleeve 10, the bottom of the sleeve 10 is fixed on the upper side of the bottom plate 1, one side, far away from the side frame 2, of each first gear positioning block 8 is connected with a transmission rack 12, and the transmission rack 12 is meshed with a second gear 15. A belt 16 is connected between the two pulleys 14, and the belt 16 is cross-connected to the two pulleys 14. A pedal 9 is fixed on one side of the first gear positioning block 8 close to the side frame 2. The side frame 2 is provided with a slide groove 18, and the foot board 9 passes through the inside of the slide groove 18.

When using this positioning mechanism, a rotary handle 19 is attached to the tip of the threaded strut 6. The profiled workpiece 7 can be clamped by turning the rotary handle 19. The two clamp frames 5 are mutually independent and can be suitable for various special-shaped workpieces. When the other side of the special-shaped workpiece 7 is machined, the special-shaped workpiece 7 does not need to be taken down, the pedal plate 9 is stepped on, the first gear positioning block 8 moves downwards, the positioning rack on the first gear positioning block 8 is separated from the first gear 4, the transmission rack 12 drives the second gear 15 on the same side to rotate at the moment, the belt pulley 14 on the same side drives the belt pulley 14 on the other side to rotate through the belt 16, similarly, the second gear 15 on the other side drives the transmission rack 12 on the side to move downwards, and at the moment, the two first gear positioning blocks 8 move downwards and are separated from the first gear 4. At the moment, the fixed shaft 3 can be rotated, the special-shaped workpiece 7 is machined on the other side, the pedal 9 is released after the special-shaped workpiece is rotated to a proper position, the first gear positioning block 8 is sprung up by the spring 11, and the positioning rack on the first gear positioning block 8 is meshed with the first gear 4 to lock the fixed shaft 3. The pedals 9 on both sides need only step on one of them, so that the torque can be transmitted to the other side through the belt 16, and the first gear positioning blocks 8 on both sides are separated from the first gear 4. Thereby making the operation simpler. The whole positioning mechanism has wide applicability and simple operation.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, only for convenience of description and simplification of description, but not for indicating or implying that the referred device or element must have a specific orientation and a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Furthermore, "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate member, or they may be connected through two or more elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a special-shaped hardware work piece's positioning mechanism for frock clamp, includes bottom plate (1), the both sides of bottom plate (1) all are fixed with side bearer (2), its characterized in that: every all be provided with round hole (17) on side bearer (2), the inside embedding of round hole (17) has fixed axle (3), install first gear (4) on fixed axle (3), keeping away from of fixed axle (3) the one end of side bearer (2) is fixed with anchor clamps frame (5), install screw thread depression bar (6) on anchor clamps frame (5), the downside of first gear (4) is provided with first gear locating piece (8), still be fixed with two belt pulley support (13) on bottom plate (1), every belt pulley (14) are all installed on belt pulley support (13), every second gear (15) are all installed to the side of belt pulley (14), every the downside of first gear locating piece (8) all is provided with locating piece sleeve (10), spring (11), the lower extreme embedding of first gear locating piece (8) is in the inside of locating piece sleeve (10), the spring (11) is embedded in the positioning block sleeve (10), the bottom of the sleeve (10) is fixed to the upper side of the bottom plate (1), one side, far away from the side frame (2), of the first gear positioning block (8) is connected with a transmission rack (12), the transmission rack (12) is meshed with the second gear (15), a belt (16) is connected between the two belt pulleys (14), and one side, close to the side frame (2), of the first gear positioning block (8) is fixed with a pedal (9).

2. The special-shaped hardware workpiece positioning mechanism for the tool clamp according to claim 1, which is characterized in that: and a rotating handle (19) is arranged at the top end of the threaded pressure lever (6).

3. The special-shaped hardware workpiece positioning mechanism for the tool clamp according to claim 1, which is characterized in that: the belt (16) is cross-connected with the two pulleys (14).

4. The special-shaped hardware workpiece positioning mechanism for the tool clamp according to claim 1, which is characterized in that: a sliding groove (18) is formed in the side frame (2), and the pedal (9) penetrates through the inside of the sliding groove (18).

5. The special-shaped hardware workpiece positioning mechanism for the tool clamp according to claim 1, which is characterized in that: and a positioning rack is arranged on the upper side of the first gear positioning block (8), and the positioning rack is meshed with the first gear (4).

6. The special-shaped hardware workpiece positioning mechanism for the tool clamp according to claim 1, which is characterized in that: whole special-shaped hardware work piece's positioning mechanism for frock clamp is the axisymmetric structure.