CN218363381U - Machining clamp for mechanical design - Google Patents

Abstract

The utility model discloses a machining clamp for mechanical design, which relates to the technical field of clamps and comprises a supporting seat, wherein the top surface of the supporting seat is fixedly connected with a machining seat through a supporting rod, the top surface of the machining seat is provided with four uniformly distributed guide grooves, and a driving mechanism is arranged between the top surfaces of the machining seat and the supporting seat; the utility model discloses the grip block can be fixed under the effect of bayonet lock mechanism, and the pulling pull rod can make the pinhole that the pin rod removed the grip block bottom surface make the grip block can be taken off the change, be convenient for use different grip blocks can bring better clamping effect for the work piece when processing different work pieces, the stability of work piece in man-hour has been improved, can make four guide blocks remove in step and realize pressing from both sides tight or loosen the work piece through control electric telescopic handle's flexible under actuating mechanism's effect, make the work piece can be by quick location, the intensity of labour that has reduced the staff and accelerated the efficiency of work piece centre gripping.

Description

Machining clamp for mechanical design

Technical Field

The utility model relates to an anchor clamps technical field especially relates to a machining clamp for mechanical design.

Background

The mechanical design is that the working principle, structure, motion mode, force and energy transmission mode, materials and shape and size of each part, lubrication method and the like of the machine are designed, analyzed and calculated according to the use requirements, and the mechanical design is converted into a specific description to be used as the working process of a manufacturing basis, and the mechanically designed object usually needs to be subjected to subsequent processing and then needs to be clamped by a clamp object;

when the existing clamp for mechanical design and processing is used, most of the clamping jaws are manually clamped and loosened by a threaded rod to provide power, so that the clamping force of the clamping jaws is uneven, the processed object is shifted or shaken during processing, and the contact surface between the existing clamping jaws and the clamped object is in a fixed shape, so that objects in various shapes and specifications cannot be clamped; therefore, it is necessary to design a machining jig for machine design to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a machining clamp for mechanical design.

In order to realize the purpose, the utility model adopts the following technical scheme:

the utility model provides a machining clamp for mechanical design, includes the supporting seat, the top surface of supporting seat passes through bracing piece fixedly connected with processing seat, the guide way of four equipartitions is seted up to the top surface of processing seat, be provided with actuating mechanism between the top surface of processing seat and supporting seat.

Preferably, actuating mechanism includes four guide blocks, four the guide block is sliding connection respectively at the medial surface of four guide ways, four the equal fixedly connected with connecting plate of top surface of guide block, two electric telescopic handle are installed to the top surface of supporting seat, two fixedly connected with connecting rod, four between electric telescopic handle's the flexible end surface the bottom of one in the guide block is established at the surface of connecting rod through the fixed plate cover, the bottom surface central point of processing seat puts and rotates and is connected with the rotor plate, all rotate between four angles of rotor plate and the side of four guide blocks and be connected with the transfer line, four the equal fixedly connected with picture peg of top surface of connecting plate, four the surface of picture peg all is connected with the grip block through the slot block, four the medial surface of connecting plate all is provided with bayonet lock mechanism.

Preferably, bayonet lock mechanism includes the pull rod, pull rod sliding connection is at the medial surface of connecting plate, the surface of pull rod is provided with reset spring, reset spring's one end and the medial surface fixed connection of connecting plate and other end fixed connection are at the surface of pull rod, the top surface of connecting plate runs through there is the pin rod, the top surface of picture peg is run through on the top of pin rod.

Preferably, the four transmission rods are all L-shaped in cross section, and the side faces of the guide blocks are attached to the inner side faces of the guide grooves.

Preferably, the cross-sectional shape of the pull rod is square, the end of the pull rod is provided with an inclined surface, and the top end and the bottom end of the pin rod are both provided with inclined surfaces.

Preferably, a control panel is installed on the side surface of the supporting seat, and a pin hole corresponding to the pin rod is formed in the bottom surface of the clamping block.

The utility model discloses following beneficial effect has:

1. by arranging the clamping block and the clamping pin mechanism, the clamping block can be fixed under the action of the clamping pin mechanism, and the pin rod can be moved out of the pin hole in the bottom surface of the clamping block by pulling the pull rod, so that the clamping block can be taken down and replaced, different clamping blocks can be conveniently used for bringing better clamping effect to workpieces when different workpieces are machined, and the stability of the workpieces during machining is improved;

2. through setting up processing seat and actuating mechanism, can make four guide blocks remove in step and realize pressing from both sides tightly or loosen the work piece through control electric telescopic handle's flexible under actuating mechanism's effect for the work piece can be by quick location, has reduced staff's intensity of labour and has accelerated the efficiency of work piece centre gripping.

Drawings

Fig. 1 is a schematic structural view of a main body of a machining jig for machine design according to the present invention;

fig. 2 is a schematic structural diagram of a driving mechanism of a machining fixture for machine design according to the present invention;

fig. 3 is a schematic structural view of a front cross-sectional view of a connecting plate of a machining fixture for machine design according to the present invention;

in the figure: 1. a supporting seat; 2. processing a base; 3. a guide groove; 4. a drive mechanism; 41. a guide block; 42. a connecting plate; 43. an electric telescopic rod; 44. a connecting rod; 45. a rotating plate; 46. a transmission rod; 5. inserting plates; 6. a clamping block; 7. a bayonet mechanism; 71. a pull rod; 72. a return spring; 73. a pin rod; 8. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a machining fixture for mechanical design, comprising a supporting seat 1, wherein the top surface of the supporting seat 1 is fixedly connected with a machining seat 2 through a supporting rod, the top surface of the machining seat 2 is provided with four uniformly distributed guide grooves 3, a driving mechanism 4 is arranged between the machining seat 2 and the top surface of the supporting seat 1, the driving mechanism 4 comprises four guide blocks 41, the four guide blocks 41 are respectively and slidably connected with the inner side surfaces of the four guide grooves 3, the side surfaces of the guide blocks 41 are attached to the inner side surfaces of the guide grooves 3, the top surfaces of the four guide blocks 41 are respectively and fixedly connected with a connecting plate 42, the top surface of the supporting seat 1 is provided with two electric telescopic rods 43, a connecting rod 44 is fixedly connected between the outer surfaces of the telescopic ends of the two electric telescopic rods 43, the bottom of one of the four guide blocks 41 is sleeved on the outer surface of the connecting rod 44 through a fixing plate, and a rotating plate 45 is rotatably connected at the central position of the bottom surface of the machining seat 2, transmission rods 46 are rotatably connected between four corners of the rotating plate 45 and the side surfaces of the four guide blocks 41, the cross-sectional shapes of the four transmission rods 46 are all L-shaped, under the action of the driving mechanism 4, the four guide blocks 41 can be synchronously moved to clamp or loosen a workpiece by controlling the extension and retraction of the electric telescopic rods 43, so that the workpiece can be quickly positioned, the labor intensity of workers is reduced, and the workpiece clamping efficiency is accelerated, the top surfaces of the four connecting plates 42 are fixedly connected with inserting plates 5, the outer surfaces of the four inserting plates 5 are respectively connected with clamping blocks 6 in a clamping way through inserting slots, the inner side surfaces of the four connecting plates 42 are respectively provided with a bayonet lock mechanism 7, each bayonet lock mechanism 7 comprises a pull rod 71, each pull rod 71 is slidably connected to the inner side surface of the corresponding connecting plate 42, the cross-sectional shape of each pull rod 71 is square, and the end parts of each pull rod 71 are arranged to be inclined planes, the outer surface of pull rod 71 is provided with reset spring 72, one end of reset spring 72 is fixedly connected with the inner side surface of connecting plate 42, and the other end is fixedly connected with the outer surface of pull rod 71, pin rod 73 penetrates through the top surface of connecting plate 42, the top end and the bottom end of pin rod 73 are both set to be inclined planes, the top end of pin rod 73 penetrates through the top surface of inserting plate 5, a pin hole corresponding to pin rod 73 is formed in the bottom surface of clamping block 6, clamping block 6 can be fixed under the effect of clamping pin mechanism 7, and pulling pull rod 71 enables pin rod 73 to move out of the pin hole in the bottom surface of clamping block 6, so that clamping block 6 can be taken down and replaced, different clamping blocks 6 can be used to bring better clamping effect for the workpiece when different workpieces are processed, the stability of the workpiece during processing is improved, and control panel 8 is installed on the side surface of supporting seat 1.

The utility model discloses a concrete theory of operation as follows:

when the machining clamp is used, firstly, a worker needs to place an object to be machined at the center of the top surface of the machining seat 2, then the clamping block 6 is replaced according to the outer surface condition of the object to be machined, firstly, the pull rod 71 is pulled outwards, the pin rod 73 can move downwards under the action of gravity along with the pulling of the pull rod 71, the inclined surface of the bottom end is attached to the inclined surface of the end part of the pull rod 71, the top end of the pin rod 73 is located below the horizontal plane of the inserting plate 5, the clamping block 6 is detached along the inserting plate 5, then, a new clamping block 6 is installed on the outer surface of the inserting plate 5, and then, the pull rod 71 is loosened under the action of the return spring 72, the pull rod 71 moves, and the pin rod 73 is pushed upwards through the inclined surface of the end part to enable the top end to enter the pin hole in the bottom surface of the clamping block 6 to fix the clamping block 6, and then the replacement of the clamping block 6 can be completed;

the staff opens electric telescopic handle 43 through control panel 8 afterwards and stretches out and draws back, four guide blocks 41 all are located the position that guide way 3 is close to processing seat 2 edge under the initial condition, guide block 41 that electric telescopic handle 43 can drive when shortening is connected with connecting rod 44 moves along guide way 3 and drives rotor plate 45 through transfer line 46 and rotate, can drive all the other three guide blocks 41 through transfer line 46 when rotating and carry out synchronous motion along guide way 3 and make four guide blocks 41 be close to each other and will treat the work piece clamp that processes through grip block 6 and fix, it can to begin processing afterwards, extend electric telescopic handle 43 after the processing is accomplished and drive guide block 41 and reset and can loosen the work piece.

Claims (6)

1. The utility model provides a machining clamp for mechanical design, includes supporting seat (1), its characterized in that, bracing piece fixedly connected with processing seat (2) is passed through to the top surface of supporting seat (1), guide way (3) of four equipartitions are seted up to the top surface of processing seat (2), be provided with actuating mechanism (4) between the top surface of processing seat (2) and supporting seat (1).

2. The machining fixture for mechanical design according to claim 1, wherein the driving mechanism (4) comprises four guide blocks (41), four guide blocks (41) are respectively slidably connected to inner side surfaces of four guide grooves (3), four guide blocks (41) are respectively and fixedly connected with connecting plates (42) to top surfaces of the guide blocks (41), two electric telescopic rods (43) are installed on the top surface of the supporting seat (1), two connecting rods (44) are fixedly connected between outer surfaces of telescopic ends of the electric telescopic rods (43), four connecting rods (44) are fixedly connected between the bottom surfaces of one of the guide blocks (41) and the outer surface of the connecting rod (44) through a fixing plate sleeve, a rotating plate (45) is rotatably connected to the center position of the bottom surface of the machining seat (2), a transmission rod (46) is rotatably connected between four corners of the rotating plate (45) and the side surfaces of the four guide blocks (41), four inserting plates (5) are fixedly connected to top surfaces of the connecting plates (42), clamping blocks (6) are fixedly connected to outer surfaces of the four inserting plates (5) through slot clamping, and clamping mechanisms (7) are arranged on inner side surfaces of the four connecting plates (42).

3. The machining clamp for mechanical design according to claim 2, wherein the clamping pin mechanism (7) comprises a pull rod (71), the pull rod (71) is slidably connected to the inner side face of the connecting plate (42), a return spring (72) is arranged on the outer surface of the pull rod (71), one end of the return spring (72) is fixedly connected to the inner side face of the connecting plate (42) and the other end of the return spring is fixedly connected to the outer surface of the pull rod (71), a pin rod (73) penetrates through the top face of the connecting plate (42), and the top end of the pin rod (73) penetrates through the top face of the inserting plate (5).

4. The machining jig for machine design according to claim 2, characterized in that the four transmission rods (46) are all L-shaped in cross section, and the side surfaces of the guide blocks (41) are fitted with the inner side surfaces of the guide grooves (3).

5. The machining clamp for mechanical design according to claim 3, wherein the cross-sectional shape of the pull rod (71) is square, the end of the pull rod (71) is provided with an inclined surface, and the top end and the bottom end of the pin rod (73) are both provided with inclined surfaces.

6. The machining clamp for mechanical design according to claim 3, wherein a control panel (8) is installed on a side surface of the support base (1), and a pin hole corresponding to the pin rod (73) is formed in the bottom surface of the clamping block (6).

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