CN214080248U

CN214080248U - Combined tool clamp

Info

Publication number: CN214080248U
Application number: CN202022928580.4U
Authority: CN
Inventors: 曾凡新
Original assignee: Tianjin Shengxinrong Automation Equipment Co ltd
Current assignee: Tianjin Shengxinrong Automation Equipment Co ltd
Priority date: 2020-12-09
Filing date: 2020-12-09
Publication date: 2021-08-31
Anticipated expiration: 2030-12-09

Abstract

The utility model discloses a modular frock clamp, including first shell, the bottom inner wall of first shell is pegged graft and is had the stopper, and pegs graft threaded rod in the bottom of stopper, the top of first shell is provided with the second shell, and the half slot has all been seted up, four at the relative one side outer wall both ends of first shell and second shell the half slot all is provided with spacing subassembly, and just spacing subassembly includes the lantern ring, the equal spiro union in both ends of the lantern ring has the spacing ring, and the inner wall of the lantern ring rotates and is connected with two-way screw rod, the one end spiro union of two-way screw rod outer wall has first fixture. The utility model discloses a threaded rod that sets up bottom first shell can fix anchor clamps on various mechanical parts through threaded connection's connected mode, through placing the lantern ring and rotating the spacing ring of lantern ring both sides on the half slot, can fix the lantern ring on the half slot, prevents that the lantern ring from removing about, drives two-way screw rod through rotating the crank and rotates.

Description

Combined tool clamp

Technical Field

The utility model relates to the technical field of machining, especially, relate to a modular frock clamp.

Background

Tooling, namely process equipment: refers to the generic name of the various tools used in the manufacturing process; the clamp is a process device which is used for quickly fastening a workpiece during processing so as to keep a machine tool, a cutter and the workpiece at correct relative positions; that is to say, the tool clamp is an indispensable part for machining, and under the drive that the machine tool technology develops towards high speed, high efficiency, precision, composite, intelligent and environmental protection, the clamp technology is developing towards high precision, high efficiency, module, combination, universality and economy.

In the field of machining and manufacturing, there is a wide need for relatively precise positioning and mounting of two components relative to each other. For example, when an accessory is to be mounted on a main body device with a certain degree of accuracy, positioning pins and positioning holes are required to be formed in the accessory and the main body device, respectively. In order to ensure the positioning accuracy of the installation, it is generally possible to install a plurality of accessory parts having different sizes and specifications on one main body device, and in this case, it is necessary to machine positioning pins or positioning holes having a plurality of specifications and dimensions on the accessory parts or the main body device while ensuring the accuracy therebetween. However, the accessory parts having different sizes and specifications inevitably cause the use of tooling jigs having different sizes and specifications in the main equipment, which leads to an increase in the cost in terms of processing and assembly. If a certain measure is adopted, only a few positioning holes with standard specifications are processed on the main body equipment, and accessory parts with different sizes and specifications can be installed, the manufacturing and assembling efficiency can be greatly improved, and the cost is obviously reduced.

SUMMERY OF THE UTILITY MODEL

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

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

a combined tool clamp comprises a first shell, a limiting block is inserted into the inner wall of the bottom of the first shell, a threaded rod is inserted into the bottom of the limiting block, a second shell is arranged at the top of the first shell, semicircular grooves are formed in two ends of the outer wall of one side, opposite to the first shell and the second shell, of the first shell, limiting assemblies are arranged in the four semicircular grooves and comprise lantern rings, limiting rings are screwed to two ends of each lantern ring, a bidirectional screw is rotatably connected to the inner wall of each lantern ring, a first clamping mechanism is screwed to one end of the outer wall of the bidirectional screw, a second clamping mechanism is screwed to the other end of the outer wall of the bidirectional screw, the first clamping mechanism and the second clamping mechanism respectively comprise strip-shaped blocks, sliding blocks in threaded connection with the bidirectional screw are fixedly connected to the bottom ends of the strip-shaped blocks, and a first clamping ring is fixedly mounted on the outer wall of one side, close to the top, of the first clamping mechanism, and a second clamping ring is fixedly arranged on the outer wall of one side, close to the top, of the second clamping mechanism, a slot is formed in the outer wall of one side, close to the first clamping ring, of the second clamping ring, and the slot is matched with the first clamping ring.

Preferably, the inner wall of the bottom of the first shell is provided with a through hole, and the through hole is matched with the limiting block.

Preferably, the through-hole fixing pieces are fixedly connected to the outer wall of one side of each of the two ends of the outer wall of the two sides of the first shell and the two ends of the outer wall of the two sides of the second shell, and the fixing pieces of the first shell and the fixing pieces of the second shell are fixedly connected through screws.

Preferably, the lantern ring is matched with a circular groove formed by the two semicircular grooves, and the outer wall of the lantern ring and the inner wall of the limit ring are both provided with matched threads.

Preferably, one end of the bidirectional screw is inserted with the crank, and the outer wall of one side of each of the two sliding blocks is respectively provided with a threaded hole matched with the two ends of the bidirectional screw.

Preferably, the top of the second shell is provided with a sliding groove, and the sliding groove is matched with the strip-shaped block.

The utility model has the advantages that:

the threaded rod arranged at the bottom of the first shell can fix the clamp on various mechanical parts through a threaded connection mode, the limiting rings on two sides of the lantern ring are rotated on the semicircular groove through the lantern ring, the lantern ring can be fixed on the semicircular groove, the lantern ring is prevented from being moved left and right, the bidirectional screw is driven to rotate through the rotation of the crank, the bidirectional screw drives the first clamping mechanism and the second clamping mechanism to move relatively, the first clamping ring and the second clamping ring are driven to move relatively, the first clamping ring and the second clamping ring can form clamping fit through the slot in the second clamping ring, the use is convenient and simple, parts of various models can be clamped and fixed, the practicability of the tool clamp is improved, and the cost for replacing the tool clamp during machining of parts of various sizes is reduced.

Drawings

Fig. 1 is a schematic view of an overall side cross-sectional structure of a combined tool clamp according to the present invention;

fig. 2 is a schematic overall front view structure diagram of a combined tool clamp provided by the present invention;

fig. 3 is a schematic view of a front view structure of a first housing of a combined tool clamp according to the present invention;

fig. 4 is the utility model provides a modular frock clamp's spacing subassembly split structure sketch map.

In the figure: the clamping device comprises a first shell 1, a limiting block 2, a threaded rod 3, a second shell 4, a fixing plate 5, a semicircular groove 6, a limiting component 7, a lantern ring 8, a limiting ring 9, a bidirectional threaded rod 10, a crank 11, a first clamping mechanism 12, a second clamping mechanism 13, a strip-shaped block 14, a sliding block 15, a first clamping ring 16, a second clamping ring 17 and a slot 18.

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. 1-4, a combined tool clamp comprises a first housing 1, a limiting block 2 is inserted into the bottom inner wall of the first housing 1, a threaded rod 3 is inserted into the bottom of the limiting block 2, a through hole is formed in the bottom inner wall of the first housing 1 and is matched with the limiting block 2, a second housing 4 is arranged on the top of the first housing 1, semicircular grooves 6 are formed in two ends of the outer wall of one side of the first housing 1 opposite to the outer wall of the second housing 4, fixing pieces 5 with through holes formed in the outer wall of one side are fixedly connected to two ends of the outer wall of two sides of the first housing 1 and two ends of the outer wall of two sides of the second housing 4, the fixing pieces 5 of the first housing 1 and the fixing pieces 5 of the second housing 4 are fixedly connected through screws, limiting assemblies 7 are arranged on four semicircular grooves 6, each limiting assembly 7 comprises a sleeve ring 8, two ends of each sleeve ring 8 are screwed with a limiting ring 9, the inner wall of the lantern ring 8 is rotatably connected with a bidirectional screw 10, the lantern ring 8 is matched with a circular groove formed by two semicircular grooves 6, the outer wall of the lantern ring 8 and the inner wall of the limiting ring 9 are provided with matched threads, one end of the bidirectional screw 10 is inserted with a crank 11, one outer wall of one side of each of two sliding blocks 15 is respectively provided with a threaded hole matched with two ends of the bidirectional screw 10, one end of the outer wall of the bidirectional screw 10 is in threaded connection with a first clamping mechanism 12, the other end of the outer wall of the bidirectional screw 10 is in threaded connection with a second clamping mechanism 13, each of the first clamping mechanism 12 and the second clamping mechanism 13 comprises a strip-shaped block 14, the bottom end of the strip-shaped block 14 is fixedly connected with the sliding block 15 in threaded connection with the bidirectional screw 10, the top of the second outer shell 4 is provided with a sliding groove matched with the strip-shaped block 14, a first clamping ring 16 is fixedly installed on the outer wall of one side, close to the top, of the first clamping mechanism 12, a second clamping ring 17 is fixedly arranged on the outer wall of one side, close to the top, of the second clamping mechanism 13, a slot 18 is formed in the outer wall of one side, close to the first clamping ring 16, of the second clamping ring 17, the slot 18 is matched with the first clamping ring 16, the clamp can be fixed on various mechanical parts through a threaded rod 3 arranged at the bottom of the first shell 1 in a threaded connection mode, the lantern ring 8 can be fixed on the semicircular groove 6 by placing the lantern ring 8 on the semicircular groove 6 and rotating the limiting rings 9 on two sides of the lantern ring 8, the lantern ring 8 is prevented from moving left and right, the bidirectional screw 10 is driven to rotate by rotating the crank 11, the bidirectional screw 10 drives the first clamping mechanism 12 and the second clamping mechanism 13 to move relatively, the first clamping ring 16 and the second clamping ring 17 are driven to move relatively, and the first clamping ring 16 and the second clamping ring 17 can form clamping fit through the slot 18 in the second clamping ring 17, the tool clamp is convenient and simple to use, can clamp and fix parts of various models, is favorable for improving the practicability of the tool clamp, and is favorable for reducing the cost of replacing the tool clamp when parts of various sizes are machined.

The working principle is as follows: the clamp can be fixed on various mechanical parts through the threaded rod 3 arranged at the bottom of the first shell 1 in a threaded connection mode, the lantern ring 8 is placed on the semicircular groove 6, the limiting rings 9 on two sides of the lantern ring 8 are rotated to fix the lantern ring 8 on the semicircular groove 6, the first shell 1 and the second shell 4 are connected and fixed through screws to prevent the lantern ring 8 from moving all around, the crank 11 is rotated to drive the bidirectional screw 10 to rotate, the slider 15 is matched with the bidirectional screw 10 through threads of the slider 15, the slider 15 moves along the bidirectional screw 10, the bidirectional screw 10 drives the first clamping mechanism 12 and the second clamping mechanism 13 to move relatively to drive the first clamping ring 16 and the second clamping ring 17 to move relatively, the first clamping ring 16 and the second clamping ring 17 can form clamping fit through the slot 18 on the second clamping ring 17, and parts of various types can be clamped and fixed, the practicability of the tool clamp is improved, and the cost for replacing the tool clamp when parts of various sizes are machined is reduced.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A combined tool clamp comprises a first shell (1) and is characterized in that a limiting block (2) is inserted into the inner wall of the bottom of the first shell (1), a threaded rod (3) is inserted into the bottom of the limiting block (2), a second shell (4) is arranged at the top of the first shell (1), semicircular grooves (6) are formed in two ends of the outer wall of one side, opposite to the first shell (1) and the second shell (4), of the outer wall, limiting assemblies (7) are arranged in the four semicircular grooves (6), each limiting assembly (7) comprises a sleeve ring (8), limiting rings (9) are screwed at two ends of each sleeve ring (8), a bidirectional screw (10) is rotatably connected to the inner wall of each sleeve ring (8), a first clamping mechanism (12) is screwed at one end of the outer wall of the bidirectional screw (10), a second clamping mechanism (13) is screwed at the other end of the outer wall of the bidirectional screw (10), first fixture (12) and second fixture (13) all include strip piece (14), and the bottom fixedly connected with of strip piece (14) and slider (15) of two-way screw rod (10) spiro union, one side outer wall fixed mounting that first fixture (12) are close to the top has first clamp ring (16), and one side outer wall fixed mounting that second fixture (13) are close to the top has second clamp ring (17), slot (18) have been seted up to one side outer wall that second clamp ring (17) are close to first clamp ring (16), and slot (18) and first clamp ring (16) looks adaptation.

2. The combined tool clamp according to claim 1, wherein a through hole is formed in the inner wall of the bottom of the first shell (1), and the through hole is matched with the limiting block (2).

3. The combined type tooling clamp according to claim 1, wherein fixing pieces (5) with through holes on one outer wall are fixedly connected to two ends of the outer wall of two sides of the first shell (1) and two ends of the outer wall of two sides of the second shell (4), and the fixing pieces (5) of the first shell (1) and the fixing pieces (5) of the second shell (4) are fixedly connected through screws.

4. The combined type tool clamp according to claim 1, wherein the sleeve ring (8) is matched with a circular groove formed by the two semicircular grooves (6), and matched threads are formed on the outer wall of the sleeve ring (8) and the inner wall of the limiting ring (9).

5. The combined type tool clamp according to claim 1, wherein a crank (11) is inserted into one end of the bidirectional screw (10), and threaded holes matched with the two ends of the bidirectional screw (10) are respectively formed in the outer wall of one side of each of the two sliding blocks (15).

6. The combined type tool clamp according to claim 1, wherein a sliding groove is formed in the top of the second shell (4), and the sliding groove is matched with the strip-shaped block (14).