CN222767827U - A tooling fixture for processing power output shaft of agricultural machinery - Google Patents

Abstract

The utility model relates to the technical field of agricultural machinery part machining, and discloses a tool clamp for machining an agricultural machinery power output shaft, which comprises a fixed plate, a pair of clamping plates, a support frame and a base, wherein the clamping plates are slidably arranged on the surface of the fixed plate, the fixed plate is rotationally connected with the support frame, a first motor for driving the fixed plate to rotate is arranged on the support frame, the lower end of the support frame penetrates through and is in threaded connection with a screw rod, two ends of the screw rod are rotationally connected with the base, and when the screw rod rotates, the support frame is controlled to drive the fixed plate to axially translate along the screw rod. According to the utility model, the screw rod on the base can drive the support frame to horizontally move when rotating, so that the position of the support frame can be adjusted conveniently after the output shaft is clamped and fixed in the clamping plate, the processing position of the output shaft relative to the cutter can be adjusted conveniently, the multi-position processing can be performed after one-time clamping is completed, the processing operation is more convenient, and the processing efficiency is improved.

Description

Frock clamp for processing agricultural machinery power output shaft

Technical Field

The utility model relates to the technical field of agricultural machinery part machining, in particular to a tool clamp for machining an agricultural machinery power output shaft.

Background

The power output shaft of the agricultural machine is an important component part in the agricultural machine, is mainly used for being connected with a driving piece and then outputting power, and is generally clamped by a clamp in the processing process of the power output shaft of the agricultural machine, and then is cut by a cutter.

However, the existing fixture is generally fixed on the workbench, after the output shaft is clamped and fixed, the position of the fixture is inconvenient to move, the output shaft is difficult to adjust to process at different positions, and when the positions of different lengths on the output shaft are required to be processed, the output shaft needs to be detached first and then clamped and fixed again, the whole process operation is complex, and the processing efficiency is affected.

Therefore, the tool clamp for processing the power output shaft of the agricultural machine has stronger practicability.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a tool clamp for processing a power output shaft of an agricultural machine, which solves the problems mentioned in the background.

The utility model provides a technical scheme that the tool clamp for processing the power output shaft of an agricultural machine comprises a fixed plate, a pair of clamping plates which are slidably arranged on the surface of the fixed plate, a support frame and a base, wherein the fixed plate is rotationally connected with the support frame, a first motor for driving the fixed plate to rotate is arranged on the support frame, the lower end of the support frame penetrates through and is in threaded connection with a screw rod, two ends of the screw rod are rotationally connected with the base, and when the screw rod rotates, the support frame is controlled to drive the fixed plate to axially translate along the screw rod.

Further, the upper surface of the base is connected with a convex rail, and the lower surface of the support frame is provided with an arc groove matched with the convex rail.

Further, a plurality of mounting holes are symmetrically formed in two edges of the base.

Further, one end of the screw rod penetrates out of the side wall of the base and is connected with a hand crank.

Further, the inside spout of seting up of fixed plate, the inside rotation of this spout is installed double-end screw rod, and installs the rotatory motor second of drive double-end screw rod outside the fixed plate, one side that splint are close to the fixed plate is connected with the slider, and double-end screw rod runs through the slider and with slider threaded connection.

Further, the sliding blocks are in sliding connection with the fixed plate through sliding grooves, and the sliding blocks are symmetrically distributed on the double-head screw rod.

Further, V-shaped grooves are symmetrically formed in the opposite side faces of the clamping plate.

Further, a rotary drum is fixed on one side of the support frame, which is close to the fixing plate, and a stabilizing cover is fixed on one side of the fixing plate, which is close to the support frame, the stabilizing cover and the rotary drum are mutually sleeved, a plurality of steel balls are embedded on the surface of the rotary drum in a circumferential rotation mode, and the part, protruding out of the rotary drum, of the steel balls is attached to the stabilizing cover.

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

According to the utility model, the screw rod on the base can drive the support frame to horizontally move when rotating, so that the position of the support frame can be adjusted conveniently after the output shaft is clamped and fixed in the clamping plate, the processing position of the output shaft relative to the cutter can be adjusted conveniently, the multi-position processing can be performed after one-time clamping is completed, the processing operation is more convenient, and the processing efficiency is improved.

Drawings

FIG. 1 is a right front perspective view of the present utility model with an output shaft assembled;

FIG. 2 is a schematic view of a left front perspective structure of the present utility model;

FIG. 3 is a schematic view of the mounting structure of the fixing plate and clamping plate of the present utility model;

FIG. 4 is a schematic view of a semi-cut partial structure of the present utility model.

The device comprises a fixing plate 1, a sliding chute 11, a double-head screw rod 12, a clamping plate 21, a sliding block 3, a supporting frame 31, an arc groove 4, a motor I, a base 5, a mounting hole 51, a mounting 52, a convex rail 6, a screw rod 61, a hand handle 7, a motor II, a stabilizing cover 8, a rotating drum 9, a rotating drum 91 and steel balls.

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, a tool fixture for machining a power output shaft of an agricultural machine comprises a fixing plate 1, a pair of clamping plates 2 slidably mounted on the surface of the fixing plate 1, a supporting frame 3 and a base 5, wherein the clamping plates 2 can clamp the output shaft when being mutually close to each other and slide, the supporting frame 3 is used for supporting the fixing plate 1, one end of the fixing plate 1, which is close to the supporting frame 3, is connected with a shaft rod, which penetrates through the inside of the supporting frame 3 and is connected with the supporting frame 3 through a bearing, so that the fixing plate 1 can rotate relative to the supporting frame 3, one side, which is far away from the fixing plate 1, of the supporting frame 3 is provided with a motor 4, a main body part of the motor 4 is fixed with the supporting frame 3, an output shaft of the motor 4 is coaxially connected with the shaft rod of the fixing plate 1, the fixing plate 1 is driven to rotate, a screw rod 6 transversely penetrates through the lower end of the supporting frame 3, the screw rod 6 is in threaded connection with the connecting part of the supporting frame 3, and two ends of the screw rod 6 are rotationally connected with the base 5, and when the screw rod 6 rotates, the screw rod 6 is controlled to enable the supporting frame 3 to drive the fixing plate 1 to axially translate along the screw rod 6, so that the position of the fixed and clamped cutter can be machined relatively.

Considering that the support frame 3 may deflect when moving, the upper surface of the base 5 is connected with the convex rail 52, and the lower surface of the support frame 3 is provided with the arc groove 31 matched with the convex rail 52, so that the convex rail 52 is embedded into the arc groove 31, and when the support frame 3 moves, the convex rail 52 and the arc groove 31 limit, so that the stability of the support frame during moving is maintained.

In order to facilitate the fixation of the base 5 and the workbench, a plurality of mounting holes 51 are symmetrically formed in two edges of the base 5, so that the workbench can be locked and mounted by screwing bolts into the mounting holes 51.

In order to conveniently control the screw rod 6 to rotate, one end of the screw rod 6 penetrates out of the side wall of the base 5 and is connected with a hand handle 61, and the hand handle 61 adopts an L-shaped structure, so that the hand is convenient to rotate.

For the convenience to carry out clamping fixed to the output shaft, set up the inside spout 11 of seting up of fixed plate 1, this spout 11's inside rotation installs double-end screw 12, and install the rotatory motor second 7 of drive double-end screw 12 outside the fixed plate 1, one side that splint 2 is close to fixed plate 1 is connected with slider 21, and double-end screw 12 runs through slider 21 and with slider 21 threaded connection, double-end screw 12 has the screw thread section that is two screw thread opposite directions, and two sliders 21 link to each other with two screw thread sections respectively, the central point of double-end screw 12 coincides with the central point of fixed plate 1, slider 21 passes through spout 11 and fixed plate 1 sliding connection, and slider 21 is about double-end screw 12 symmetric distribution for double-end screw 12 is in the rotatory time, two sliders 21 are close to each other or are kept away from the removal under the limiting displacement of spout 11 and screw thread effect, so as to press from both sides tightly or loosen the output shaft, be in the central point of fixed plate 1 all the time when keeping the output shaft to press from both sides tightly.

In order to conveniently improve the clamping degree of the output shafts with different diameters, the V-shaped grooves are symmetrically formed in the opposite side faces of the clamping plates 2, and then the V-shaped groove structure is utilized, so that two groups of symmetrical clamping points exist between the output shafts after the output shafts are clamped and the two clamping plates 2, the clamping device can adapt to the outer diameter size of the output shafts, and the clamping device is firmer.

In order to improve the stability of fixed plate 1 when driving the output shaft rotation, one side that sets up support frame 3 and is close to fixed plate 1 is fixed with rotary drum 9, and one side that fixed plate 1 is close to support frame 3 is fixed with stable cover 8, stable cover 8 cover is outside rotary drum 9, and rotary drum 9 stretches into the one end outer wall of stable cover 8 along circumference rotation and inlay a plurality of steel balls 91, this steel balls 91 protrusion rotary drum 9's part is laminated mutually with stable cover 8, through the rotation effect of steel balls 91, make stable cover 8 can be outside rotary drum 9 stable rotation, and then assist the rotation of fixed plate 1, maintain the rotatory stability of fixed plate 1, for convenient assembly stable cover 8 and rotary drum 9, set up and be connected through a plurality of bolts between stable cover 8 and the fixed plate 1, make stable cover 8 dismantle conveniently with respect to fixed plate 1, and then make things convenient for stable cover 8 to disengage from rotary drum 9.

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 (8)

1. Work fixture for processing agricultural machinery power take off shaft, including fixed plate (1) and slidable mounting at a pair of splint (2) on fixed plate (1) surface, its characterized in that still including support frame (3) and base (5), fixed plate (1) rotate with support frame (3) and are connected, and install rotatory motor one (4) of drive fixed plate (1) on support frame (3), support frame (3) lower extreme runs through and threaded connection has screw (6), and the both ends and the base (5) rotation of screw (6) are connected, when screw (6) are rotatory, control support frame (3) drive fixed plate (1) along screw (6) axial translation.

2. The fixture for machining the power output shaft of the agricultural machine according to claim 1, wherein the upper surface of the base (5) is connected with a convex rail (52), and the lower surface of the supporting frame (3) is provided with an arc groove (31) matched with the convex rail (52).

3. The fixture for machining the power output shaft of the agricultural machine according to claim 1, wherein a plurality of mounting holes (51) are symmetrically formed in two edges of the base (5).

4. The fixture for machining the power output shaft of the agricultural machine according to claim 1, wherein one end of the screw (6) penetrates out of the side wall of the base (5) and is connected with a hand crank (61).

5. The fixture for machining the power output shaft of the agricultural machine according to claim 1, wherein a chute (11) is formed in the fixing plate (1), a double-headed screw (12) is rotatably mounted in the chute (11), a motor II (7) for driving the double-headed screw (12) to rotate is mounted outside the fixing plate (1), a sliding block (21) is connected to one side, close to the fixing plate (1), of the clamping plate (2), and the double-headed screw (12) penetrates through the sliding block (21) and is in threaded connection with the sliding block (21).

6. The tool clamp for machining the power output shaft of the agricultural machine according to claim 5, wherein the sliding blocks (21) are slidably connected with the fixed plate (1) through the sliding grooves (11), and the sliding blocks (21) are symmetrically distributed about the double-headed screw (12).

7. The fixture for machining the power output shaft of the agricultural machine according to claim 1, wherein the opposite sides of the clamping plate (2) are symmetrically provided with V-shaped grooves.

8. The fixture for machining the power output shaft of the agricultural machine according to claim 1, wherein a rotary drum (9) is fixed on one side, close to the fixed plate (1), of the supporting frame (3), a stabilizing cover (8) is fixed on one side, close to the supporting frame (3), of the fixed plate (1), the stabilizing cover (8) and the rotary drum (9) are sleeved with each other, a plurality of steel balls (91) are rotatably inlaid on the surface of the rotary drum (9) along the circumferential direction, and parts, protruding out of the rotary drum (9), of the steel balls (91) are attached to the stabilizing cover (8).