CN214722508U

CN214722508U - Drilling tool clamp for special-shaped workpiece

Info

Publication number: CN214722508U
Application number: CN202023346414.XU
Authority: CN
Inventors: 孙应镇; 刘希猛
Original assignee: Jinan Fulite Machinery Technology Co ltd
Current assignee: Jinan Fulite Machinery Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-16
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a drilling tool clamp for special-shaped workpieces, which relates to the technical field of tool clamps and comprises a special-shaped workpiece, a supporting platform and a cylinder clamping part, wherein the upper half part of the special-shaped workpiece is a square body, the lower half part of the special-shaped workpiece is a circular arc-shaped workpiece, a circular through hole is formed in the special-shaped workpiece, the cylinder clamping part is arranged on the supporting platform, and a plurality of clamping station grooves with different shapes are arranged on the cylinder clamping part so as to clamp the special-shaped workpiece from multiple angles; this device, can accomplish the clamp tightly to similar first half for the square body, the curved special-shaped workpiece of lower half, this device simple structure, and can agree with the shape of this kind of special-shaped workpiece, and a plurality of tight station grooves of clamp can realize accomplishing the clamp tightly to a plurality of angles of this kind of special-shaped workpiece at a station bench, for special-shaped workpiece drilling processing at a plurality of angles provides probably, this device can realize the tight function of clamp to special-shaped workpiece fast, it is tight to press from both sides, production efficiency and processingquality are improved greatly.

Description

Drilling tool clamp for special-shaped workpiece

Technical Field

The utility model belongs to the technical field of the frock clamp technique and specifically relates to a drilling frock clamp of special-shaped workpiece is related to.

Background

At present, workpieces with various shapes can be encountered in the machining production process, if the workpieces are drilled or processed, the workpieces are clamped by a clamp and then drilled or processed, generally, the clamping is simple for the workpieces with regular shapes, a common tool clamp can be used, the clamping of the workpieces with irregular shapes, particularly the workpieces with square upper half parts and circular arc lower half parts, is difficult, and if the workpieces need to be produced in large batch, the workpieces cannot be better clamped, and the progress and quality of drilling and processing can be seriously influenced.

SUMMERY OF THE UTILITY MODEL

In view of the defects in the prior art, the utility model aims to provide a drilling frock clamp of special-shaped workpiece.

In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a drilling frock clamp of special-shaped workpiece, includes special-shaped workpiece, supporting platform, cylinder clamping part, special-shaped workpiece be the square body for the first half, the latter half is convex work piece, just special-shaped workpiece inside open and to have circular through-hole, cylinder clamping part set up supporting platform on, and set up the tight station groove of clamp of a plurality of different shapes on it, every presss from both sides tight station groove and corresponds a state of placing of special-shaped workpiece to can press from both sides tight special-shaped workpiece from many angles for the drilling position of a plurality of faces of special-shaped workpiece all can place up in order to aim at the drill bit.

As a further improvement of the utility model, the cylinder clamping part include riser, fixed plate and clamping part one, the riser vertical fix on supporting platform, two terminal surfaces of fixed plate fixed with riser and supporting platform respectively, the setting that presss from both sides tight station groove and link up be in the fixed plate on, clamping part one set up on the riser to drive the motion through the cylinder, accomplish the clamp tightly to special-shaped workpiece jointly with riser and tight station groove.

As a further improvement of the utility model, each station groove all is equipped with a clamping part I and a positioning part.

As a further improvement, one of the clamping parts include even board, guide pillar, big cylinder, guide pin bushing and pinch-off blades, big cylinder fix and keep away from one side of pressing from both sides tight station groove at the riser, the telescopic link of big cylinder is all fixed on even board with the one end of two guide pillars every press from both sides the both sides of tight station groove and offer the horizontally through-hole that link up riser and fixed plate, set up the guide pin bushing in the through-hole, two guide pillars pass its tip behind the guide pin bushing and pass through the pinch-off blades and connect, the guide pillar can be along with the flexible guide pin bushing internal motion of big cylinder telescopic link.

As a further improvement, the positioning part is a positioning pin shaft fixed on the vertical plate in the clamping station groove cavity, the vertical plate is matched with the circular through hole inside the special-shaped workpiece, and the vertical plate can pass through the circular through hole inside the special-shaped workpiece.

As a further improvement, the clamping station groove include station groove one and station groove two, station groove one slot chamber first half be square shape, the latter half be convex shape, special-shaped workpiece can vertically place in station groove one in, station groove two first half groove face leanin, the latter half be convex shape, special-shaped workpiece can incline certain angle and place in station groove two.

As a further improvement of the utility model, the first station groove still set up clamping part two to withstand another terminal surface of special-shaped workpiece.

As a further improvement, the second clamping part is a cylinder clamp, including the small cylinder and the connecting block, the connecting block fix on the upper portion of the fixed plate, and its terminal surface and fixed plate left end face are on a plane, the small cylinder fix on fixed plate and connecting block, the telescopic link of the small cylinder passes the fixed plate, arrives in the station groove two.

Compared with the prior art, the utility model discloses the beneficial effect who has does: through this device, can accomplish the clamp tightly to similar first half for the square body, the curved special-shaped workpiece of lower half, this device simple structure, and can agree with the shape of this kind of special-shaped workpiece, and a plurality of tight station grooves of clamp can realize accomplishing the clamp tightly to a plurality of angles of this kind of special-shaped workpiece at a station bench, thereby for special-shaped workpiece drilling processing at a plurality of angles provides probably, this device can realize the tight function of clamp to special-shaped workpiece fast, it is tight to press from both sides, improve production efficiency and processingquality greatly.

Drawings

The invention will be further described with reference to the accompanying drawings:

fig. 1 is a schematic plane structure view of a drilling tool fixture for a special-shaped workpiece according to the present invention;

FIG. 2 is a view taken along line A of FIG. 1;

fig. 3 is a schematic perspective view of a drilling tool fixture for a special-shaped workpiece according to the present invention;

in the figure: the special-shaped workpiece clamping device comprises a special-shaped workpiece 1, a supporting platform 2, a 3-cylinder clamping part, a 31 vertical plate, a 32 fixing plate, a 33-clamping part I, a 331 connecting plate, a 332 guide pillar, a 333 large cylinder, a 334 guide sleeve, a 335 clamping plate, a 4-clamping station groove, a 41-station groove I, a 42-station groove II, a 5 positioning part, a 6-clamping part II, a 61 small cylinder and a 62 connecting block.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1-2.

The embodiment of the utility model discloses drilling frock clamp of special-shaped workpiece. Referring to fig. 1-3, a drilling tool clamp for a special-shaped workpiece comprises a special-shaped workpiece 1, a supporting platform 2 and a cylinder clamping part 3, wherein the upper half part of the special-shaped workpiece 1 is a square body, the lower half part of the special-shaped workpiece is a circular arc-shaped workpiece, and a circular through hole is arranged in the special-shaped workpiece 1, the cylinder clamping part 3 comprises a vertical plate 31, a fixed plate 32 and a first clamping part 33, the vertical plate 31 is vertically fixed on the supporting platform 2, two end faces of the fixing plate 32 are respectively fixed with the vertical plate 31 and the supporting platform 2, and a plurality of clamping station grooves 4 with different shapes are arranged on the special-shaped workpiece, each clamping station groove 4 corresponds to one placing state of the special-shaped workpiece 1, the special-shaped workpiece 1 can be clamped from multiple angles, so that drilling positions of multiple faces of the special-shaped workpiece 1 can be upwards placed to align the drill, and each clamping station groove 4 is provided with a clamping part 33 and a positioning part 5. Preferably, the positioning part 5 is a positioning pin fixed on the vertical plate 31 in the cavity of the clamping station groove 4, and the positioning pin is matched with the circular through hole in the special-shaped workpiece 1, i.e. can pass through the circular through hole in the special-shaped workpiece 1.

The first clamping part 33 comprises a connecting plate 331, guide columns 332, a large air cylinder 333, a guide sleeve 334 and a clamping plate 335, the large air cylinder 333 is fixed on one side of the vertical plate 31 far away from the clamping station slot 4, the telescopic rod of the large air cylinder 333 and one end of each of the two guide columns 332 are fixed on the connecting plate 331, horizontal through holes penetrating through the vertical plate 31 and the fixing plate 32 are formed in two sides of each clamping station slot 4, the guide sleeve 334 is arranged in each through hole, the two guide columns 332 penetrate through the guide sleeves 334 and then are connected through the clamping plate 335, and the guide columns 332 can move in the guide sleeves 334 along with the expansion and contraction of the telescopic rods of the large air cylinders 333. The clamping plate 335 is driven by the guide post 332 to be close to or far away from the clamping station groove 4, so that the clamping of the special-shaped workpiece 1 in the clamping station groove 4 is completed.

The clamping station groove 4 comprises a first station groove 41 and a second station groove 42, the upper half part of a groove cavity of the first station groove 41 is square, the lower half part of the groove cavity of the first station groove is arc-shaped, the special-shaped workpiece 1 can be vertically placed in the first station groove 41, the upper half part of the groove cavity of the second station groove 42 is inwards inclined, the lower half part of the groove cavity of the second station groove 42 is arc-shaped, and the special-shaped workpiece 1 can be inclined at a certain angle and placed in the second station groove 42.

And a second clamping part 6 is also arranged at the first station groove 41 to prop against the other end face of the special-shaped workpiece 1. Preferably, the second clamping portion 6 is clamped by a cylinder and comprises a small cylinder 61 and a connecting block 62, the connecting block 62 is fixed on the upper portion of the fixing plate 32, the end surface of the connecting block 62 is on the same plane with the left end surface of the fixing plate 32, the small cylinder 61 is fixed on the fixing plate 32 and the connecting block 62, and the expansion rod of the small cylinder 61 penetrates through the fixing plate 32 and reaches the second station groove 42.

The embodiment of the utility model provides a drilling frock clamp of special-shaped workpiece's implementation principle does: before drilling the special-shaped workpiece 1, vertically placing the special-shaped workpiece 1 into the station groove I41, clamping the arc-shaped surface of the lower end of the special-shaped workpiece 1 into the arc-shaped groove part of the station groove I41, working the large cylinder 333 at the station groove I41, extending the telescopic rod of the large cylinder 333, so that the telescopic rod of the large cylinder 333 drives the guide pillar 332 to slide in the direction far away from the special-shaped workpiece 1 through the connecting plate 331, and meanwhile, the clamping plate 335 at the other end of the guide pillar 332 is close to the special-shaped workpiece 1 and is gradually clamped; meanwhile, the small air cylinder 62 works, the telescopic rod of the small air cylinder 62 extends out and tightly abuts against one end face of the square part of the special-shaped workpiece 1, and the special-shaped workpiece 1 is tightly clamped in the first station groove 41, so that the upper end face of the special-shaped workpiece 1 can be drilled.

After the upper end face of the special-shaped workpiece 1 is machined, if the arc face of the special-shaped workpiece 1 needs to be machined and drilled, the telescopic rods of the large cylinder 333 and the small cylinder 62 at the first station groove 41 retract, the special-shaped workpiece 1 is changed from a clamping state to a loosening state, the special-shaped workpiece 1 is taken down from the first station groove 41 and is placed and clamped into the second station groove 42 at a certain oblique angle, the arc-shaped drilling hole of the special-shaped workpiece 1 faces upwards, the large cylinder 333 at the second station groove 42 works to clamp the special-shaped workpiece 1, and therefore the drill bit can drill the arc-shaped end face of the special-shaped workpiece 1, and if the surfaces of other angles of the special-shaped workpiece 1 need to be machined and drilled, the station grooves of other shapes are arranged on the fixing plate 32.

The utility model discloses the beneficial effect who has does: through this device, can accomplish the clamp tightly to similar first half for the square body, the curved special-shaped workpiece of lower half, this device simple structure, and can agree with the shape of this kind of special-shaped workpiece, and a plurality of tight station grooves of clamp can realize accomplishing the clamp tightly to a plurality of angles of this kind of special-shaped workpiece at a station bench, thereby for special-shaped workpiece drilling processing at a plurality of angles provides probably, this device can realize the tight function of clamp to special-shaped workpiece fast, it is tight to press from both sides, improve production efficiency and processingquality greatly.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. It should be understood that the detailed description and specific examples, while indicating the invention, are given by way of illustration only, not by way of limitation, since other embodiments will become apparent to those skilled in the art upon consideration of the following detailed description of the invention without any creative effort.

Claims

1. The utility model provides a drilling frock clamp of special-shaped workpiece which characterized in that: including special-shaped workpiece (1), supporting platform (2), cylinder clamping part (3), special-shaped workpiece (1) be the square body for the first half, the lower half is convex work piece, just special-shaped workpiece (1) inside open and to have circular through-hole, cylinder clamping part (3) set up supporting platform (2) on, and set up the tight position groove (4) of clamp of a plurality of different shapes on it, every presss from both sides the position groove (4) and corresponds the state of placing of special-shaped workpiece (1) to can press from both sides tight special-shaped workpiece (1) from a plurality of angles for the drilling position of a plurality of faces of special-shaped workpiece (1) all can be placed up in order to aim at the drill bit.

2. The special-shaped workpiece drilling tool clamp according to claim 1, characterized in that: the clamping device is characterized in that the cylinder clamping part (3) comprises a vertical plate (31), a fixing plate (32) and a first clamping part (33), the vertical plate (31) is vertically fixed on the supporting platform (2), two end faces of the fixing plate (32) are respectively fixed with the vertical plate (31) and the supporting platform (2), the clamping station groove (4) is arranged on the fixing plate (32) in a penetrating mode, and the first clamping part (33) is arranged on the vertical plate (31) and driven to move through a cylinder to jointly complete clamping of the special-shaped workpiece (1) with the vertical plate (31) and the clamping station groove (4).

3. The special-shaped workpiece drilling tool clamp according to claim 2, characterized in that: each clamping station groove (4) is provided with a first clamping part (33) and a positioning part (5).

4. The special-shaped workpiece drilling tool clamp according to claim 3, characterized in that: the clamping part I (33) comprises a connecting plate (331), guide columns (332), a large air cylinder (333), a guide sleeve (334) and a clamping plate (335), the large air cylinder (333) is fixed on one side, away from the clamping station groove (4), of the vertical plate (31), a telescopic rod of the large air cylinder (333) and one end of each of the two guide columns (332) are fixed on the connecting plate (331), horizontal through holes penetrating through the vertical plate (31) and the fixing plate (32) are formed in two sides of each clamping station groove (4), the guide sleeve (334) is arranged in each through hole, the end portions of the two guide columns (332) are connected through the clamping plate (335) after penetrating through the guide sleeve (334), and the guide columns (332) can move in the guide sleeve (335) along with the expansion and contraction of the telescopic rods of the large air cylinders (333).

5. The special-shaped workpiece drilling tool clamp according to claim 3, characterized in that: the positioning part (5) is a positioning pin shaft which is fixed on a vertical plate (31) in the cavity of the clamping station groove (4) and matched with a circular through hole in the special-shaped workpiece (1), namely the positioning pin shaft can penetrate through the circular through hole in the special-shaped workpiece (1).

6. The special-shaped workpiece drilling tool clamp according to claim 1, characterized in that: the clamping station groove (4) comprises a first station groove (41) and a second station groove (42), the upper half part of a groove cavity of the first station groove (41) is square, the lower half part of the groove cavity is arc-shaped, the special-shaped workpiece (1) can be vertically placed in the first station groove (41), the upper half part of the groove surface of the second station groove (42) is inwards inclined, the lower half part of the groove surface of the second station groove (42) is arc-shaped, and the special-shaped workpiece (1) can be inclined at a certain angle and placed in the second station groove (42).

7. The special-shaped workpiece drilling tool clamp according to claim 6, characterized in that: and a second clamping part (6) is also arranged at the first station groove (41) to prop against the other end face of the special-shaped workpiece (1).

8. The special-shaped workpiece drilling tool clamp according to claim 7, characterized in that: the second clamping part (6) is clamped by a cylinder and comprises a small cylinder (61) and a connecting block (62), the connecting block (62) is fixed to the upper portion of the fixing plate (32), the end face of the connecting block and the left end face of the fixing plate (32) are located on the same plane, the small cylinder (61) is fixed to the fixing plate (32) and the connecting block (62), and an expansion rod of the small cylinder (61) penetrates through the fixing plate (32) and reaches the inside of the station groove II (42).