CN217914921U

CN217914921U - Anchor clamps for machining

Info

Publication number: CN217914921U
Application number: CN202221876881.XU
Authority: CN
Inventors: 王鹤达
Original assignee: Qiqihar Qisan Machine Tool Co Ltd
Current assignee: Qiqihar Qisan Machine Tool Co Ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-11-29
Anticipated expiration: 2032-07-19

Abstract

The utility model relates to the technical field of machining auxiliary equipment, in particular to a clamp for machining, which comprises a workbench, wherein the inner central position of the workbench is connected with an adjusting mechanism in a sliding way; the adjusting mechanism comprises a sliding groove A, the sliding groove A is arranged in the center of the inner portion of the workbench, the center of the inner surface of the sliding groove A is rotatably connected with a gear, two toothed plates are symmetrically meshed with the upper side and the lower side of the outer surface of the gear in a meshing mode, and a supporting rod is fixedly connected to one side of the outer surface of the upper end of each toothed plate. The utility model discloses a set up adjustment mechanism, thereby the accessible rotates to change and is close to the realization each other two clamp splices of drive and carry out the fixed purpose of centre gripping to the product, and the simple operation can carry out the synchronization regulation to two clamp splices simultaneously, has improved production efficiency, can realize the regulation to the clamp splice through the slip slide bar in addition, makes it carry out the centre gripping to the product of co-altitude, has improved the device's practicality.

Description

Anchor clamps for machining

Technical Field

The utility model relates to a machining auxiliary assembly technical field specifically is an anchor clamps for machining.

Background

The jig is a device for fixing a processing object to occupy a correct position for receiving construction or inspection in a machine manufacturing process, and is also called a jig. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in a process may be referred to as a jig. The clamp is widely used in the machining process, and the correct position relation is often required to be maintained in the processes of stamping, riveting, welding, pasting or solidifying and the like of workpieces, so that the clamp is considered to be an essential part in the machining industry.

Because traditional lathe anchor clamps often adopt the mode of location and joint to come fastening element when fastening the product, it is comparatively loaded down with trivial details when this kind of mode is adjusted, can't carry out the synchronization regulation to two clamp splices simultaneously to reduced production efficiency, in addition because current anchor clamps are generally highly fixed, only can carry out the centre gripping to the product of single height, thereby reduced the practicality of anchor clamps.

SUMMERY OF THE UTILITY MODEL

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

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a anchor clamps for machining, includes the workstation, its characterized in that: the inner center of the workbench is connected with an adjusting mechanism in a sliding manner;

the adjusting mechanism comprises a sliding groove A, the sliding groove A is arranged in the center of the inner portion of the workbench, the center of the inner surface of the sliding groove A is rotatably connected with a gear, two toothed plates are symmetrically meshed with the outer surface of the gear in an up-and-down mode, supporting rods are fixedly connected to one sides of the outer surfaces of the upper ends of the two toothed plates, a sliding groove B is arranged on the outer surface of the upper end of each supporting rod, a sliding rod is slidably connected to the inner surface of the sliding groove B, a clamping block is fixedly connected to the upper end of the sliding rod, a rotating rod is fixedly connected to the outer surface of one end of the gear, and a rotating handle is fixedly connected to one end of the rotating rod.

Preferably, the outer fixed surface of one end of pinion rack is connected with the connecting block, the even fixed connection of both ends surface of connecting block has the connecting rod, the one end roll connection of connecting rod has the ball, two spout C have been seted up to spout A's internal surface both ends symmetry, ball and spout C roll connection.

Preferably, the outer surface of the slide rod is uniformly provided with annular grooves, the upper side of the inner surface of the support rod is uniformly provided with grooves, the inner parts of the grooves are connected with clamping blocks in a sliding manner, elastic reeds are elastically connected between the clamping blocks and the grooves, and the clamping blocks are clamped with the annular grooves in a triangular structure.

Preferably, the outer surface of one end of the clamping block is fixedly connected with a rubber pad, and anti-skid grains are formed in the outer surface of the rubber pad.

Preferably, the outer surface of one end of the workbench is fixedly connected with a fixed cylinder at the outer side of the rotating rod, and electrorheological fluid is filled in the fixed cylinder.

Preferably, the outer surface of the rotating rod is located inside the fixed cylinder and is uniformly and fixedly connected with a convex block, and the inner surface of the fixed cylinder is uniformly and fixedly connected with a convex rod.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up adjustment mechanism, thereby the accessible rotates to change and is close to the realization each other two clamp splices of drive and carry out the fixed purpose of centre gripping to the product, and the simple operation can carry out the synchronization regulation to two clamp splices simultaneously, has improved production efficiency, can realize the regulation to the clamp splice through the slip slide bar in addition, makes it carry out the centre gripping to the product of co-altitude, has improved the device's practicality.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of the internal structure of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view of the structure at A in FIG. 1 according to the present invention;

fig. 5 is a schematic structural diagram of the point B in fig. 3 according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below: 1. a work table; 2. an adjustment mechanism; 21. a chute A; 22. a gear; 23. a toothed plate; 24. a support bar; 25. a chute B; 26. a slide bar; 27. a clamping block; 28. a rotating rod; 29. turning a handle; 210. connecting blocks; 211. a connecting rod; 212. a ball bearing; 213. a chute C; 214. an annular groove; 215. a groove; 216. a clamping block; 217. an elastic reed; 218. a rubber pad; 219. a fixed cylinder; 220. a bump; 221. a projecting rod.

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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.

The utility model provides a technical scheme: the machining clamp shown in fig. 1-5 comprises a workbench 1, wherein an adjusting mechanism 2 is connected to the inner center of the workbench 1 in a sliding manner;

adjustment mechanism 2 includes spout A21, the inside central point that workstation 1 was seted up to spout A21 puts, the internal surface central point of spout A21 puts and rotates and is connected with gear 22, bilateral symmetry meshing is connected with two pinion racks 23 about gear 22's the surface, the equal fixedly connected with bracing piece 24 in upper end surface one side of two pinion racks 23, spout B25 has been seted up to the upper end surface of bracing piece 24, spout B25's internal surface sliding connection has slide bar 26, slide bar 26's upper end fixedly connected with clamp splice 27, gear 22's one end external surface fixedly connected with bull stick 28, the one end fixedly connected with of bull stick 28 changes 29.

Because the traditional machine tool fixture usually adopts the positioning and clamping mode to fasten elements when fastening products, the mode is complicated to adjust, and two clamping blocks 27 cannot be synchronously adjusted at the same time, thereby reducing the production efficiency. The utility model discloses a set up adjustment mechanism 2, the during operation is at first placed the product in the central point of workstation 1 and is put, and anticlockwise rotation is changeed 29 drive gear 22 afterwards and is rotated, drives two pinion racks 23 and removes in opposite directions to make two spinal branch vaulting poles 24 and slide bar 26 remove in opposite directions thereupon, finally drive two clamp splice 27 and be close to each other and extrude fixedly with the product contact to the product. The utility model discloses a set up adjustment mechanism 2, thereby the accessible rotates to change 29 and drives two clamp splices 27 and be close to each other and realize carrying out the fixed purpose of centre gripping to the product, and the simple operation can carry out the synchronization regulation to two clamp splices 27 simultaneously, has improved production efficiency.

Further, as shown in fig. 2, the outer surface of one end of the toothed plate 23 is fixedly connected with a connecting block 210, the outer surfaces of two ends of the connecting block 210 are uniformly and fixedly connected with a connecting rod 211, one end of the connecting rod 211 is connected with a ball 212 in a rolling manner, two sliding grooves C213 are symmetrically formed in two ends of the inner surface of the sliding groove a21, and the ball 212 is connected with the sliding grooves C213 in a rolling manner.

The utility model discloses a set up connecting rod 211 and spout C213 sliding connection to improved the joint strength between pinion rack 23 and the workstation 1, guaranteed the stationarity of pinion rack 23 when sliding, carried out roll connection through setting up ball 212 and spout C213, thereby produced frictional force when having reduced relative slip between connecting rod 211 and the spout C213, produced stagnation power when having reduced the slide and sliding.

Further, as shown in fig. 3 and 5, an annular groove 214 is uniformly formed in the outer surface of the slide bar 26, a groove 215 is uniformly formed in the upper side of the inner surface of the support bar 24, a fixture block 216 is slidably connected inside the groove 215, an elastic spring 217 is elastically connected between the fixture block 216 and the groove 215, and the fixture block 216 and the annular groove 214 are mutually clamped in a triangular structure in cross section.

Because the existing clamp is generally highly fixed, the clamp can only clamp a product with a single height, thereby reducing the practicability of the clamp. The utility model discloses an annular groove 214 has evenly been seted up at slide bar 26's surface, thereby fix slide bar 26 and clamp splice 27 through setting up the transversal mutual block of triangle-shaped structure of personally submitting elasticity reed 217 and annular groove 214, when needs adjust the height of clamp splice 27, slide bar 26 drives clamp splice 27 and removes, annular groove 214 removes along with slide bar 26, thereby extrude elasticity reed 217, make it contract to inside recess 215 completely, elasticity reed 217 separates with annular groove 214, remove the fixed to slide bar 26, treat that slide bar 26 slides and drive clamp splice 27 and remove when the suitable position, elasticity reed 217 corresponds and resumes elastic deformation with annular groove 214 position once more, block with annular groove 214 each other once more, thereby it fixes slide bar 26 and clamp splice 27. The utility model discloses a slip slide bar 26 can realize the regulation to clamp splice 27, makes it carry out the centre gripping to the product of co-altitude not, has improved the device's practicality.

Further, as shown in fig. 3, a rubber pad 218 is fixedly connected to an outer surface of one end of the clamping block 27, and anti-slip threads are formed on an outer surface of the rubber pad 218.

The utility model discloses a set up rubber pad 218 at the one end surface of clamp splice 27, utilize rubber pad 218 to protect the product, prevent that hard contact from leading to the product surface to receive the condition of wearing and tearing to appear between clamp splice 27 and the product, set up anti-skidding line through the surface at rubber pad 218, improved the frictional force size between rubber pad 218 and the product to the centre gripping effect of clamp splice 27 to the product has been improved.

Further, as shown in fig. 3 and 4, a fixed cylinder 219 is fixedly connected to an outer surface of one end of the table 1, which is located outside the rotating rod 28, and an electrorheological fluid is filled in the fixed cylinder 219.

The utility model discloses a set up fixed cylinder 219, rotate when 29 when needs, cut off the power supply and make it liquid to electrorheological fluids, rotate afterwards to change 29 the time clamp splice 27 carry on the centre gripping to the product can, carry out the circular telegram to electrorheological fluids again and make it solid-state to fixing bull stick 28, preventing that bull stick 28 from receiving the external force influence to take place the rotation and leading to clamp splice 27 and product separation, the condition that influences clamp splice 27 clamping effect takes place.

Further, as shown in fig. 4, the outer surface of the rotating rod 28 is uniformly and fixedly connected with a projection 220 inside the fixed barrel 219, and the inner surface of the fixed barrel 219 is uniformly and fixedly connected with a protruding rod 221.

The utility model discloses a surface at the bull stick 28 sets up lug 220 to set up nose bar 221 at the internal surface of solid fixed cylinder 219, utilize lug 220 and nose bar 221 to improve behind the electrorheological fluids solidification and the joint strength between solid fixed cylinder 219 and the bull stick 28, prevent to take place relative pivoted condition between solid fixed cylinder 219 and bull stick 28 and the electrorheological fluids and appear.

The working principle is as follows: the utility model discloses a set up adjustment mechanism 2, in operation, at first place the product in the central point of workstation 1 puts, anticlockwise rotation is changeed 29 afterwards and is driven gear 22 and rotate, drive two pinion racks 23 and remove in opposite directions, thereby make two spinal branch vaulting poles 24 and slide bar 26 remove in opposite directions along with, finally drive two clamp splice 27 and be close to each other and extrude fixedly with the product contact to the product, through evenly having offered ring channel 214 at the surface of slide bar 26, thereby fix slide bar 26 and clamp splice 27 through setting up the transversal mutual block of personally submitting the triangle-shaped structure of elasticity reed 217 and ring channel 214, when needing highly adjusting clamp splice 27, slide bar 26 drives clamp splice 27 and removes, ring channel 214 removes along with slide bar 26, thereby extrude elasticity reed 217, make it contract to 215 inside completely, elasticity reed 217 separates with ring channel 214, remove the fixed to slide bar 26, treat that slide bar 26 slides and drive clamp splice 27 and remove to suitable position, elasticity reed 217 corresponds with ring channel 214 position once more and resume elastic deformation, thereby block 27 is fixed with ring channel 214 once more, thereby fix slide bar 26 and clamp splice 27.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a anchor clamps for machining, includes workstation (1), its characterized in that: the inner center of the workbench (1) is connected with an adjusting mechanism (2) in a sliding way;

adjustment mechanism (2) are including spout A (21), the inside central point of workstation (1) is seted up in spout A (21) puts, the internal surface central point of spout A (21) puts and rotates and is connected with gear (22), bilateral symmetry meshing is connected with two pinion racks (23) about the surface of gear (22), the equal fixedly connected with bracing piece (24) of upper end surface one side of two pinion racks (23), spout B (25) have been seted up to the upper end surface of bracing piece (24), the internal surface sliding connection of spout B (25) has slide bar (26), the upper end fixedly connected with clamp splice (27) of slide bar (26), the one end external surface fixedly connected with bull stick (28) of gear (22), the one end fixedly connected with of bull stick (28) changes (29).

2. The jig for machining according to claim 1, characterized in that: the utility model discloses a tooth plate, including the one end of pinion rack (23), the even fixedly connected with connecting rod (211) of both ends surface of connecting rod (210), the one end roll connection of connecting rod (211) has ball (212), two spout C (213) have been seted up to the internal surface both ends symmetry of spout A (21), ball (212) and spout C (213) roll connection.

3. The jig for machining according to claim 2, characterized in that: the outer surface of the sliding rod (26) is uniformly provided with annular grooves (214), the upper side of the inner surface of the supporting rod (24) is uniformly provided with grooves (215), the inner part of each groove (215) is slidably connected with a clamping block (216), an elastic spring (217) is elastically connected between each clamping block (216) and each groove (215), and the clamping blocks (216) and the annular grooves (214) are mutually clamped in a triangular structure in cross section.

4. The jig for machining according to claim 1, characterized in that: the outer surface of one end of each clamping block (27) is fixedly connected with a rubber pad (218), and anti-skid grains are formed in the outer surface of each rubber pad (218).

5. The jig for machining according to claim 4, wherein: the outer surface of one end of the workbench (1) is positioned at the outer side of the rotating rod (28) and is fixedly connected with a fixed cylinder (219), and electrorheological fluid is filled in the fixed cylinder (219).

6. The jig for machining according to claim 5, characterized in that: the outer surface of the rotating rod (28) is located inside the fixed barrel (219) and is uniformly and fixedly connected with a convex block (220), and the inner surface of the fixed barrel (219) is uniformly and fixedly connected with a convex rod (221).