CN220660534U - Vertical clamping and positioning mechanism for shaft rod type workpiece - Google Patents

Abstract

The utility model discloses a vertical clamping and positioning mechanism for shaft rod type workpieces, which comprises a working frame, wherein the bottoms of two sides of the working frame are fixedly connected with supporting plates, the tops of the supporting plates positioned on the right side are fixedly connected with servo motors, the left sides of the servo motors are provided with rotating shafts, the rotating shafts penetrate through the inner cavities of the working frame and extend to the left sides of the working frame, the outer rings of the rotating shafts are sleeved with rotating boxes, and the bottoms of the supporting plates are provided with scissor fork group structures. This vertical centre gripping positioning mechanism of arbor class work piece, through servo motor, pivot and the cooperation of rotatory case, when the upset to the angle of work piece is needed, can start servo motor and carry out reverse rotation this moment to drive rotatory case and carry out reverse rotation, thereby rotate the work piece from the front of device to the back of device, and accomplish the upset to the work piece, avoided manual rotatory loaded down with trivial details operation, also improved staff's security.

Description

Vertical clamping and positioning mechanism for shaft rod type workpiece

Technical Field

The utility model relates to the technical field of clamps, in particular to a vertical clamping and positioning mechanism for shaft rod workpieces.

Background

The clamping mechanism is a device, also called a clamp, for fixing a processing object in a machining process to enable the processing object to occupy a correct position so as to receive construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture. In the case of round workpieces, clamping jaws are generally used for clamping.

However, during clamping with the clamping mechanism, the workpiece such as a mandrel is often clamped vertically, and in some specific cases, the workpiece needs to be turned over. However, the existing clamping and positioning mechanism cannot turn the workpiece in the turning direction, so that the workpiece can be turned manually, time and labor are wasted, the workpiece can fall off easily in the manual turning process, the use of the workpiece is affected, and corresponding potential safety hazards can be caused for workers.

Disclosure of Invention

The utility model aims to provide a vertical clamping and positioning mechanism for shaft rod workpieces, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a vertical clamping and positioning mechanism of arbor class work piece, includes the work frame, the bottom fixedly connected with backup pad of work frame both sides is located the right side the top fixedly connected with servo motor of backup pad, servo motor's left side is provided with the pivot, the pivot runs through the inner chamber of work frame and extends to the left side of work frame, the outer lane cover of pivot is equipped with the swivel case, the bottom of backup pad is provided with scissor fork group structure.

Preferably, a base is arranged at the bottom of the scissors fork group structure, a limiting hole is formed in an inner cavity of the base, and the limiting holes are in a plurality of groups of matrix arrays.

Preferably, the bottom of the rotary box is fixedly connected with a bottom plate, a first through hole is formed in the inner cavity of the rotary box, and a second through hole is formed in the bottom of the inner cavity of the first through hole.

Preferably, the top of first through-hole inner chamber is provided with electric putter, electric putter's bottom fixedly connected with rack, the rack sets up in the inner chamber of second through-hole.

Preferably, a sliding groove is formed in the inner wall of the second through hole, a sliding block is fixedly connected to one side, close to the sliding groove, of the rack, and the sliding block is arranged in an inner cavity of the sliding groove.

Preferably, one side of the bottom plate, which is close to the rack, is movably connected with a fixed shaft, an outer ring of the fixed shaft is sleeved with a gear, and the gear is meshed with the rack.

Preferably, one side fixedly connected with rotary rod of gear, the bottom fixedly connected with spacing seat of rotary rod, one side fixedly connected with protection pad of spacing seat.

Compared with the prior art, the utility model has the beneficial effects that:

1. this vertical centre gripping positioning mechanism of arbor class work piece, through servo motor, pivot and the cooperation of rotatory case, when the upset to the angle of work piece is needed, can start servo motor and carry out reverse rotation this moment to drive rotatory case and carry out reverse rotation, thereby rotate the work piece from the front of device to the back of device, and accomplish the upset to the work piece, avoided the loaded down with trivial details operation of manual upset, also improved staff's security.

2. This vertical centre gripping positioning mechanism of arbor class work piece, through the cooperation of electric putter, rack, gear and spacing seat, will need carry out the work piece of centre gripping location and take out, place in the front of device, electric putter contracts, drives the rack and upwards moves. In the moving process of the rack, the meshed gear is driven to rotate, so that the rotating rod and the limiting seat are close to each other, and the workpiece is clamped by the limiting seat. The inner cavity of the limiting seat is provided with the protection pad, so that damage to the workpiece caused by damage to the edges and corners of the workpiece and the limiting seat can be prevented.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model.

Fig. 2 is an enlarged view at a of fig. 1.

Fig. 3 is a front view of the present utility model.

Fig. 4 is a cross-sectional view of fig. 3.

In the figure: 1. a work frame; 2. a support plate; 3. a servo motor; 4. a rotating shaft; 5. a rotating box; 6. a scissors fork set structure; 7. a base; 8. a limiting hole; 9. a bottom plate; 10. a first through hole; 11. a second through hole; 12. an electric push rod; 13. a rack; 14. a chute; 15. a slide block; 16. a fixed shaft; 17. a gear; 18. a rotating rod; 19. a limit seat; 20. and a protective pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a vertical clamping positioning mechanism of arbor class work piece, including work frame 1, the bottom fixedly connected with backup pad 2 of work frame 1 both sides, the top fixedly connected with servo motor 3 of backup pad 2 that is located the right side, servo motor 3's left side is provided with pivot 4, be provided with the coupling joint between servo motor 3's the output shaft and pivot 4, pivot 4 runs through the inner chamber of work frame 1 and extends to the left side of work frame 1, the outer lane cover of pivot 4 is equipped with rotary box 5, rotary box 5 can rotate along with the rotation of pivot 4, the bottom of backup pad 2 is provided with scissors fork group structure 6.

Wherein, the bottom of scissors fork group structure 6 is provided with base 7, and spacing hole 8 has been seted up to the inner chamber of base 7, and spacing hole 8 is multiunit matrix array.

In this embodiment, the device is fixed, the inner cavity of the base 7 is provided with a limiting hole 8, and a fixing piece is usually used, passes through the limiting hole 8 and is inserted into the working surface, so that the base 7 and the device are integrally fixed. The spacing holes 8 of the matrix array may enhance the stability of the device.

Wherein, the bottom fixedly connected with bottom plate 9 of rotatory case 5, first through-hole 10 has been seted up to the inner chamber of rotatory case 5, and second through-hole 11 has been seted up to the bottom of first through-hole 10 inner chamber.

In this embodiment, the second through hole 11 facilitates the up and down movement of the rack 13.

Wherein, the top of first through-hole 10 inner chamber is provided with electric putter 12, and electric putter 12's bottom fixedly connected with rack 13, rack 13 setting are in the inner chamber of second through-hole 11.

In this embodiment, the electric push rod 12 contracts to drive the rack 13 to move upwards, thereby realizing clamping of the workpiece.

The inner wall of the second through hole 11 is provided with a chute 14, one side of the rack 13, which is close to the chute 14, is fixedly connected with a slide block 15, and the slide block 15 is arranged in the inner cavity of the chute 14 and can slide up and down in the inner cavity of the chute 14.

In this embodiment, the rack 13 is fixedly connected with a slider 15, and the slider 15 can slide in the inner cavity of the chute 14, so as to limit the movement direction of the rack 13.

Wherein, one side of the bottom plate 9 close to the rack 13 is movably connected with a fixed shaft 16, the outer ring of the fixed shaft 16 is sleeved with a gear 17, and the gear 17 is meshed with the rack 13.

In this embodiment, the rack 13 drives the engaged gear 17 to rotate during moving, so that the rotating rod 18 and the limiting seat 19 are close to each other, and the limiting seat 19 clamps the workpiece.

Wherein, one side of gear 17 fixedly connected with rotary rod 18, the bottom fixedly connected with spacing seat 19 of rotary rod 18, one side fixedly connected with protection pad 20 of spacing seat 19.

In this embodiment, the inner cavity of the limiting seat 19 is provided with the protection pad 20, so that damage to the workpiece caused by damage to the edges and corners of the workpiece and the limiting seat 19 can be prevented.

Working principle: firstly, the device is fixed, a limiting hole 8 is formed in the inner cavity of the base 7, a fixing piece is usually used, and penetrates through the limiting hole 8 and is inserted into a working surface, so that the base 7 and the device are integrally fixed. The workpiece to be clamped and positioned is taken out and placed on the front side of the device, then the servo motor 3 is started to drive the rotating shaft 4 to rotate, and the rotating box 5 is driven to rotate until the limiting seat 19 and the workpiece are at the same height. At this time, the electric push rod 12 is contracted to drive the rack 13 to move upwards. The rack 13 is fixedly connected with a slide block 15, and the slide block 15 can slide in the inner cavity of the chute 14, so that the moving direction of the rack 13 can be limited. During the movement of the rack 13, the engaged gear 17 is driven to rotate, so that the rotating rod 18 and the limiting seat 19 are close to each other, and the workpiece is clamped by the limiting seat 19. The inner cavity of the limit seat 19 is provided with a protection pad 20, so that damage to the workpiece caused by damage to the edges and corners of the workpiece and the limit seat 19 can be prevented. When the workpiece is required to be vertically moved, the scissors fork group structure 6 can be started at the moment, the scissors fork group structure 6 is the same as the existing lifting structure in working principle, the change of the position of the top working frame 1 can be realized by changing the shape of the scissors fork group structure 6, and then the change of the integral position of the device is driven. The structure 6 of the scissors fork set is changed, so that the vertical position of the workpiece is changed. When the angle of the workpiece needs to be overturned, the servo motor 3 can be started to reversely rotate at the moment, so that the rotary box 5 is driven to reversely rotate, the workpiece is rotated from the front side of the device to the back side of the device, the workpiece is overturned, the tedious operation of manual rotation is avoided, and the safety of staff is also improved.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. Vertical clamping and positioning mechanism for shaft rod type workpieces, comprising a working frame (1), and being characterized in that: the utility model discloses a scissors structure, including work frame (1), bottom fixedly connected with backup pad (2) of work frame (1) both sides, be located the right top fixedly connected with servo motor (3) of backup pad (2), the left side of servo motor (3) is provided with pivot (4), pivot (4) run through the inner chamber of work frame (1) and extend to the left side of work frame (1), the outer lane cover of pivot (4) is equipped with rotary box (5), the bottom of backup pad (2) is provided with scissors fork group structure (6).

2. The vertical clamping and positioning mechanism for shaft rod type workpieces according to claim 1, wherein: the bottom of scissors fork group structure (6) is provided with base (7), spacing hole (8) have been seted up to the inner chamber of base (7), spacing hole (8) are multiunit matrix array.

3. The vertical clamping and positioning mechanism for shaft rod type workpieces according to claim 1, wherein: the bottom of the rotary box (5) is fixedly connected with a bottom plate (9), a first through hole (10) is formed in the inner cavity of the rotary box (5), and a second through hole (11) is formed in the bottom of the inner cavity of the first through hole (10).

4. A vertical clamping and positioning mechanism for shaft and rod type workpieces according to claim 3, wherein: the top of first through-hole (10) inner chamber is provided with electric putter (12), the bottom fixedly connected with rack (13) of electric putter (12), rack (13) set up in the inner chamber of second through-hole (11).

5. The vertical clamping and positioning mechanism for shaft-bar workpieces according to claim 4, wherein: the inner wall of the second through hole (11) is provided with a sliding groove (14), one side of the rack (13) close to the sliding groove (14) is fixedly connected with a sliding block (15), and the sliding block (15) is arranged in an inner cavity of the sliding groove (14).

6. A vertical clamping and positioning mechanism for shaft and rod type workpieces according to claim 3, wherein: one side of the bottom plate (9) close to the rack (13) is movably connected with a fixed shaft (16), a gear (17) is sleeved on the outer ring of the fixed shaft (16), and the gear (17) is meshed with the rack (13).

7. The vertical clamping and positioning mechanism for shaft-bar workpieces according to claim 6, wherein: one side of gear (17) fixedly connected with rotary rod (18), the bottom fixedly connected with spacing seat (19) of rotary rod (18), one side fixedly connected with protection pad (20) of spacing seat (19).