CN219054172U - Clamp for crank pin machining - Google Patents

Abstract

The utility model discloses a clamp for processing a crank pin, which belongs to the technical field of crank pins and comprises a base, wherein two sliding rods are fixedly connected to the upper surface of the base, and sliding barrels are slidingly connected to the outer surface of each sliding rod. This anchor clamps are used in crankpin processing is through utilizing the cooperation of motor, bearing and screw barrel, the threaded rod of being convenient for is according to the rotation of screw barrel at screw barrel inside motion, be convenient for promote the push pedal simultaneously and drive first splint and remove, utilize the cooperation of first splint and second splint this moment, be convenient for carry out the centre gripping to the crankpin, because the quantity of first splint and second splint is more, consequently can once only centre gripping a plurality of crankpins, not only can accelerate the processing progress of crankpin, the staff of being convenient for operates moreover, cooperation through hydraulic stem, slide bar and slide barrel, be convenient for drive and remove the seat side to side, the crankpin of simultaneously convenient to remove the seat top is processed, use through above-mentioned cooperation, thereby can improve the production speed of crankpin.

Description

Clamp for crank pin machining

Technical Field

The utility model relates to the field of crank pins, in particular to a clamp for crank pin machining.

Background

The crank pin consists of a pin and a countersunk head screw, is used for fixing parts of a crank and a center shaft roller on a bicycle and a tricycle, only needs to be tapped in a crank pin hole for producing an original crank, has attractive appearance, is simple and convenient to install and large in working force surface, and can avoid the worry of hooking a trouser leg because the countersunk head screw is screwed into the crank pin hole, and the crank pin is replaced without hammering, so that the bicycle and the tricycle are more comfortable to ride, however, a clamp is usually adopted for clamping in the processing process of the crank pin, and the existing clamp has the following problems when in use.

For example, the present clamp can clamp one crank pin singly when clamping the crank pin, which is not convenient for clamping and fixing a plurality of crank pins, is not favorable for processing the crank pins in batches, reduces the processing progress of the crank pins, and cannot meet the present use requirement, therefore, a person skilled in the art provides a clamp for processing the crank pin to solve the problems in the prior art.

Disclosure of Invention

The utility model aims to provide a clamp for crank pin processing, which solves the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a crank pin adds clamping apparatus, includes the base, the upper surface fixedly connected with two slide bars of base, every the equal sliding connection of surface of slide bar has a slide tube, two the surface of slide tube is the common fixedly connected with of slide tube removes the seat, the upper surface fixedly connected with box of removing the seat, the front fixedly inlayed of box has the bearing, the inner circle fixedly connected with screw thread section of thick bamboo of bearing, the inside wall fixedly connected with motor of box, the output and the rear end fixedly connected with of screw thread section of thick bamboo of motor, the inner wall threaded connection of screw thread section of thick bamboo has the threaded rod, the front fixedly connected with push pedal of threaded rod, the front fixedly connected with of push pedal is a set of first splint, the upper surface fixedly connected with a set of second splint of slide tube, the bottom surface fixedly connected with hydraulic stem of removing the seat, the right-hand member fixedly connected with fixed plate of hydraulic stem, the bottom surface and the upper surface fixedly connected with of base of fixed plate.

As still further aspects of the utility model: the front of base and the back of base are all fixedly connected with two mounting panels, every the mounting hole has all been seted up to the upper surface of mounting panel.

As still further aspects of the utility model: the front of every second splint all fixedly connected with consolidates the piece, every consolidate the bottom surface of piece all with remove the upper surface fixed connection of seat.

As still further aspects of the utility model: the top of box is equipped with the warning sign, the bottom surface of warning sign and the last surface fixed connection of box.

As still further aspects of the utility model: the right side of box fixedly connected with a set of louvre, the quantity of louvre is six at least.

As still further aspects of the utility model: the upper surface fixedly connected with two risers of movable seat, two the constant head tank has all been seted up to one side that the riser is close to each other, every the equal sliding connection of inner wall of constant head tank has the locating piece, two a side that the locating piece is close to each other is respectively with the left and right sides face fixed connection of push pedal.

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

this anchor clamps are used in crankpin processing utilizes the cooperation of motor, bearing and screw barrel through being provided with the motor, the threaded rod of being convenient for is according to the rotation of screw barrel at screw barrel inside motion, be convenient for promote the push pedal simultaneously and drive first splint and remove, utilize the cooperation of first splint and second splint this moment, be convenient for carry out the centre gripping to the crankpin, because the quantity of first splint and second splint is more, consequently can once only to a plurality of crankpin centre gripping, not only can accelerate the processing progress of crankpin, the staff's operation of being convenient for moreover, through the cooperation of hydraulic stem, slide bar and slide barrel, be convenient for drive and remove the seat side by side, the crankpin of simultaneously convenient to remove the seat top is processed, use through above-mentioned cooperation, thereby can improve the production speed of crankpin.

Drawings

FIG. 1 is a schematic perspective view of the whole crank pin processing jig;

FIG. 2 is a cross-sectional view of a front view of a clamp moving seat for crankpin processing;

FIG. 3 is a cross-sectional view of a top view of a crank pin machining jig housing;

fig. 4 is an enlarged schematic view of the structure of the crank pin processing jig at a in fig. 2.

In the figure: 1. a mounting hole; 2. a base; 3. a movable seat; 4. a slide cylinder; 5. a slide bar; 6. a mounting plate; 7. a fixing plate; 8. a hydraulic rod; 9. a vertical plate; 10. a heat radiation hole; 11. a warning board; 12. a case; 13. a first clamping plate; 14. a reinforcing block; 15. a push plate; 16. a threaded rod; 17. a positioning groove; 18. a thread cylinder; 19. a bearing; 20. a motor; 21. a positioning block; 22. and a second clamping plate.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second", etc. may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art in a specific case.

Referring to fig. 1-4, in an embodiment of the present utility model, a clamp for crank pin processing includes a base 2, two slide bars 5 are fixedly connected to an upper surface of the base 2, each slide bar 5 is slidably connected to a slide tube 4, outer surfaces of the two slide tubes 4 are fixedly connected to a movable base 3, an upper surface of the movable base 3 is fixedly connected to a box 12, a bearing 19 is fixedly embedded in a front surface of the box 12, an inner ring of the bearing 19 is fixedly connected to a threaded tube 18, an inner side wall of the box 12 is fixedly connected to a motor 20, an output end of the motor 20 is fixedly connected to a rear end of the threaded tube 18, an inner wall of the threaded tube 18 is in threaded connection with a threaded rod 16, a push plate 15 is fixedly connected to a front end of the threaded rod 16, a first clamping plate 13 is fixedly connected to a front surface of the push plate 15, a second clamping plate 22 is fixedly connected to an upper surface of the movable base 3, a hydraulic rod 8 is fixedly connected to a bottom surface of the movable base 3, a right end of the hydraulic rod 8 is fixedly connected to a fixing plate 7, and a bottom surface of the fixing plate 7 is fixedly connected to an upper surface of the base 2.

The front of base 2 and the equal fixedly connected with mounting panel 6 in the back of base 2, mounting hole 1 has all been seted up to the upper surface of every mounting panel 6, cooperation through mounting panel 6, mounting hole 1 and mounting bolt, be convenient for install base 2 in the position of use, the equal fixedly connected with reinforcing block 14 in front of every second splint 22, the bottom surface of every reinforcing block 14 all with remove the upper surface fixed connection of seat 3, can consolidate second splint 22 through reinforcing block 14, avoid second splint 22 to appear the phenomenon of slope, the top of box 12 is equipped with warning sign 11, the bottom surface of warning sign 11 and the upper surface fixed connection of box 12, utilize warning sign 11 to be convenient for suggestion staff's notice.

The right side fixedly connected with a set of louvre 10 of box 12, the quantity of louvre 10 is six at least, be convenient for outwards discharge through the heat that motor 20 produced of louvre 10, avoid heat to influence the life of motor 20, remove the upper surface fixedly connected with two risers 9 of seat 3, constant head tank 17 has all been seted up to one side that two risers 9 are close to each other, the equal sliding connection of inner wall of every constant head tank 17 has locating piece 21, one side that two locating pieces 21 are close to each other respectively with the left and right sides face fixed connection of push pedal 15, utilize the cooperation of locating piece 21 and constant head tank 17, the push pedal 15 of being convenient for removes more steadily.

The working principle of the utility model is as follows: when a worker uses the device, firstly, the base 2 is installed at a using position through the cooperation of the mounting plate 6, the mounting hole 1 and the mounting bolt, then the crank pin is placed between the first clamping plate 13 and the second clamping plate 22, then the motor 20 is controlled to be started through the external control switch, the threaded cylinder 18 is driven to rotate in the bearing 19 by using the power provided by the motor 20, at the moment, the threaded rod 16 pushes the push plate 15 to move according to the rotation of the threaded cylinder 18, the push plate 15 drives the positioning block 21 to slide in the positioning groove 17, the first clamping plate 13 is pushed to be close to the second clamping plate 22, then the crank pin is clamped and fixed through the cooperation of the second clamping plate 22 and the first clamping plate 13, and then the movable seat 3 is driven to move left and right through the hydraulic rod 8.

While the utility model has been described with reference to the preferred embodiments, it will be apparent to those skilled in the art that the utility model is not limited to the details of the exemplary embodiments and that the utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, as long as the scope of the utility model is defined by the claims and its spirit and scope. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The utility model provides a clamp is used in crank pin processing, includes base (2), its characterized in that, the upper surface fixedly connected with of base (2) two slide bars (5), every the equal sliding connection of surface of slide bar (5) has slide tube (4), two the surface of slide tube (4) is fixedly connected with together and removes seat (3), the upper surface fixedly connected with box (12) of removing seat (3), the front fixedly inlay of box (12) has bearing (19), the inner circle fixedly connected with screw tube (18) of bearing (19), the inside wall fixedly connected with motor (20) of box (12), the output of motor (20) is fixedly connected with rear end of screw tube (18), the inner wall threaded connection of screw tube (18) threaded rod (16), the front fixedly connected with push pedal (15) of push pedal (16), the front fixedly connected with a set of first splint (13) of push pedal (15), the upper surface fixedly connected with a set of second splint (22) of moving seat (3), the bottom surface fixedly connected with motor (20) of bottom surface (8) of fixed connection of hydraulic pressure bar (8), the fixed connection of hydraulic pressure bar (8) with bottom surface (7) of fixed connection of base (8).

2. The clamp for crank pin machining according to claim 1, wherein two mounting plates (6) are fixedly connected to the front surface of the base (2) and the back surface of the base (2), and mounting holes (1) are formed in the upper surface of each mounting plate (6).

3. The clamp for crank pin machining according to claim 1, wherein the front face of each second clamping plate (22) is fixedly connected with a reinforcing block (14), and the bottom face of each reinforcing block (14) is fixedly connected with the upper surface of the movable seat (3).

4. The clamp for crank pin processing according to claim 1, wherein a warning board (11) is arranged above the box body (12), and the bottom surface of the warning board (11) is fixedly connected with the upper surface of the box body (12).

5. The clamp for crank pin machining according to claim 1, wherein a set of heat dissipation holes (10) is fixedly connected to the right side surface of the box body (12), and the number of the heat dissipation holes (10) is at least six.

6. The clamp for crank pin machining according to claim 1, wherein the upper surface of the movable seat (3) is fixedly connected with two vertical plates (9), one side surface of each vertical plate (9) close to each other is provided with a positioning groove (17), the inner wall of each positioning groove (17) is slidably connected with a positioning block (21), and one side surface of each positioning block (21) close to each other is fixedly connected with the left side surface and the right side surface of the push plate (15).

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