CN217571564U - High-temperature-resistant and friction-resistant clamping mechanism - Google Patents

Abstract

The utility model relates to a mechanical automation field, the utility model discloses a high temperature resistant antifriction fixture, including mounting panel and supporting rod, the top and the robotic arm fixed connection of mounting panel, the bottom mounting has the stand, motor and dwang fixed connection, dwang and master gear fixed connection, the connecting block passes through movable block and supporting rod fixed connection, install the centre gripping subassembly on the supporting rod, one side and limiting plate fixed connection, opposite side and grip block fixed connection of connecting rod, the peripheral cover of connecting rod has the spring, the spring is located between supporting rod and the grip block, the utility model discloses the deformation rate is low, can not take place to warp in the clamping production process hardly, has reduced the time of shutting down and restoreing clamping mechanism, and equipment durability is high, and through using this fixture after, the life-span of equipment can greatly increased, saves the cost of labor, is worth using widely.

Description

High-temperature-resistant and friction-resistant clamping mechanism

Technical Field

The utility model relates to a mechanical automation technical field specifically is a high temperature resistant antifriction fixture.

Background

Now along with national economic development and people's standard of living's improvement, the equipment cost and the cost of labor of enterprise are higher and higher, can be more and more popularized through machine welding's mode, and fixture can become the main frock equipment in the welding position course of working, and can be higher and higher to the production efficiency requirement nature, believes this kind fixture can be accepted by market very easily with accurate, stable advantage.

However, the prior art has the following defects in use:

at present, traditional clamping device can't guarantee to divide 100% of piece, standard component effectively to the part can drop at the clamping in-process before production, and the part can take place to warp in process of production, and can appear because the too high condition that leads to fixture and part to break away from of welding temperature, increases the risk of makeing mistakes, reduces enterprise competitiveness.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high temperature resistant antifriction fixture to solve above-mentioned method and guarantee to divide 100% of piece, standard to effectively snatch, and the part can drop at the clamping in-process before production, and the part can take place to warp in process of production, and can appear because the problem of the too high condition that leads to fixture and part to break away from of welding temperature.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high temperature resistant antifriction fixture, includes mounting panel and supporting rod, the top and the robotic arm fixed connection of mounting panel, the bottom mounting has the stand, the lower extreme of mounting panel is fixed with the motor, motor and dwang fixed connection, dwang and master gear fixed connection, the master gear is connected with from gear engagement, cup joint on the threaded rod from the gear is fixed, the meshing is connected with the connecting block on the threaded rod, the connecting block passes through movable block and supporting rod fixed connection, install the centre gripping subassembly on the supporting rod.

The middle part of the threaded rod is fixedly sleeved with a limiting block, and the rotating directions of threads on two sides of the limiting block are opposite.

The two connecting blocks are symmetrically distributed on two sides of the limiting block.

The clamping rod is fixedly provided with a connecting disc, the connecting disc is placed inside a moving groove in a sliding mode, the moving groove is formed in a fixing plate, and two sides of the fixing plate are fixedly connected with the stand column.

The clamping assembly comprises a connecting rod, a limiting plate, a clamping plate and a spring, the connecting rod is in sliding connection with the clamping rod, one side of the connecting rod is fixedly connected with the limiting plate, the other side of the connecting rod is fixedly connected with the clamping plate, the spring is sleeved on the periphery of the connecting rod, and the spring is located between the clamping rod and the clamping plate.

The clamping plates are made of tungsten alloy, have a melting point of 3410 ℃, are correspondingly arranged and are distributed on the inner sides of the clamping rods.

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

the utility model discloses robotic arm removes the top of part with whole device, and make the part be located between the grip block, then the starter motor, it rotates to drive the threaded rod from the gear under the drive of master gear, thereby make the connecting block drive the supporting rod and remove, the supporting rod drives the connecting rod and removes to one side that is close to the stopper, thereby make the grip block carry out the centre gripping to the part, when grip block and part contact, can extrude the spring, the spring will have elastic potential energy, thereby can cushion the pressure that the part received, prevent that the grip block from causing the damage to the surface of part, then carry out welding work on next step with the appointed position that the part removed, and the device repeatability precision is high, clamping through this fixture, can satisfy welding equipment's automated production completely on the production beat, the deformation rate is low, can hardly take place the deformation in the clamping production process, the time of repairing the clamping mechanism of shutting down has been reduced, equipment durability is high, after using this fixture, the life-span of equipment can greatly increased, save the cost of labor, be worth using widely.

Drawings

FIG. 1 is a schematic view of the main structure of the present invention;

FIG. 2 is a schematic view of the clamping assembly of the present invention;

fig. 3 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1. mounting a plate; 2. a column; 3. a motor; 4. rotating the rod; 5. a main gear; 6. a slave gear; 7. a threaded rod; 8. a limiting block; 9. connecting blocks; 10. a moving block; 11. a clamping rod; 12. a connecting disc; 13. a moving groove; 14. a fixing plate; 15. a clamping assembly; 151. a connecting rod; 152. a limiting plate; 153. a clamping plate; 154. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high temperature resistant antifriction fixture, including mounting panel 1 and supporting rod 11, the top and the robotic arm fixed connection of mounting panel 1, the bottom mounting has stand 2, the lower extreme of mounting panel 1 is fixed with motor 3, motor 3 and dwang 4 fixed connection, dwang 4 and master gear 5 fixed connection, master gear 5 with from 6 meshing of gear and be connected, from 6 fixed cup joints on threaded rod 7 of gear, the meshing is connected with connecting block 9 on the threaded rod 7, connecting block 9 passes through movable block 10 and supporting rod 11 fixed connection, install centre gripping subassembly 15 on the supporting rod 11, starter motor 3, drive threaded rod 7 rotation from gear 6 under master gear 5's drive, thereby make connecting block 9 drive supporting rod 11 remove, and then make centre gripping subassembly 15 carry out the centre gripping fixed to the part.

Wherein, the middle part of threaded rod 7 is fixed to be cup jointed stopper 8, and the both sides screw thread at stopper 8 revolve to opposite for threaded rod 7 can drive connecting block 9 and can remove to the one side that is close to stopper 8 simultaneously, perhaps removes to the one side of keeping away from stopper 8 simultaneously.

Wherein, connecting block 9 is provided with two, and the symmetrical distribution is in the both sides of stopper 8, and connecting block 9 is used for connecting power component and clamping part.

Wherein, be fixed with connection pad 12 on the clamping rod 11, connection pad 12 slides and places in the inside of shifting chute 13, and shifting chute 13 is seted up on fixed plate 14, and the both sides and the 2 fixed connection of stand of fixed plate 14 for the stability that reinforcing clamping rod 11 removed, thereby more firm when making 15 centre gripping parts of centre gripping subassembly.

Wherein, centre gripping subassembly 15 includes connecting rod 151, limiting plate 152, grip block 153 and spring 154, connecting rod 151 and 11 sliding connection of clamping rod, one side and limiting plate 152 fixed connection of connecting rod 151, opposite side and grip block 153 fixed connection, the peripheral cover of connecting rod 151 has spring 154, spring 154 is located between grip block 11 and the grip block 153, grip block 11 drives connecting rod 151 and removes to the one side that is close to stopper 8, thereby make grip block 153 carry out the centre gripping to the part, when grip block 153 and part contact, can extrude spring 154, spring 154 will have elastic potential energy, thereby can cushion the pressure that the part received, prevent that grip block 153 from causing the damage to the surface of part.

The clamping plate 153 is made of tungsten alloy, the melting point is 3410 ℃, the clamping plate 153 is correspondingly arranged and distributed on the inner side of the clamping rod 11, the melting point of the clamping plate 153 is far higher than the temperature of the part, and the situation that the clamping mechanism cannot be separated from the part due to the fact that the welding temperature is too high cannot occur.

The working principle is as follows: when using, robotic arm moves whole device to the top of part, and make the part be located between grip block 153, then start motor 3, drive threaded rod 7 from gear 6 and rotate under the drive of master gear 5, thereby make connecting block 9 drive clamping rod 11 and remove, clamping rod 11 drives connecting rod 151 and moves to the one side that is close to stopper 8, thereby make grip block 153 carry out the centre gripping to the part, when grip block 153 and part contact, can extrude spring 154, spring 154 will have elastic potential energy, thereby can cushion the pressure that the part received, prevent that grip block 153 from causing the damage to the surface of part, then carry out welding work on next step with the appointed position that the part removed.

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

Claims (6)

1. The utility model provides a high temperature resistant antifriction fixture, includes mounting panel (1) and supporting rod (11), the top and the robotic arm fixed connection of mounting panel (1), bottom mounting have stand (2), its characterized in that: the lower extreme of mounting panel (1) is fixed with motor (3), motor (3) and dwang (4) fixed connection, dwang (4) and master gear (5) fixed connection, master gear (5) with from gear (6) meshing connection, from gear (6) fixed cup joint on threaded rod (7), meshing connection is gone up in threaded rod (7) has connecting block (9), connecting block (9) are through movable block (10) and supporting rod (11) fixed connection, install centre gripping subassembly (15) on supporting rod (11).

2. The high temperature and friction resistant clamping mechanism of claim 1, wherein: the middle part of the threaded rod (7) is fixedly sleeved with a limiting block (8), and the rotating directions of threads on two sides of the limiting block (8) are opposite.

3. The high temperature and friction resistant clamping mechanism of claim 1, wherein: the number of the connecting blocks (9) is two, and the connecting blocks are symmetrically distributed on two sides of the limiting block (8).

4. The high temperature and friction resistant clamping mechanism of claim 1, wherein: be fixed with connection pad (12) on supporting rod (11), connection pad (12) slide and place in the inside of shifting chute (13), shifting chute (13) are seted up on fixed plate (14), the both sides and stand (2) fixed connection of fixed plate (14).

5. The high temperature and friction resistant clamping mechanism of claim 1, wherein: centre gripping subassembly (15) are including connecting rod (151), limiting plate (152), grip block (153) and spring (154), connecting rod (151) and supporting rod (11) sliding connection, one side and limiting plate (152) fixed connection of connecting rod (151), opposite side and grip block (153) fixed connection, the peripheral cover of connecting rod (151) has spring (154), spring (154) are located between supporting rod (11) and grip block (153).

6. The high temperature and friction resistant clamping mechanism of claim 5, wherein: the clamping plates (153) are made of tungsten alloy, have a melting point of 3410 ℃, are correspondingly arranged and are distributed on the inner side of the clamping rods (11).

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