CN208067828U - A kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail - Google Patents
A kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail Download PDFInfo
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- CN208067828U CN208067828U CN201820587730.XU CN201820587730U CN208067828U CN 208067828 U CN208067828 U CN 208067828U CN 201820587730 U CN201820587730 U CN 201820587730U CN 208067828 U CN208067828 U CN 208067828U
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- latch hook
- mounting base
- clamping
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Abstract
The utility model is related to a kind of double-station adjustable tool fixtures of processing latch hook mounting hole and dovetail, the fixture includes mounting base (1), fixed cushion block (2), adjust cushion block (3), adjust sliding block (4), step positioning pin (5), pressing plate (6), clamping screw (7), clamp nut (8), connecting plate (9), fixed block (10) and adjusting screw rod (11), the utility model novelty simple in structure, clamping and adjusting are easy to operate, it is versatile, the clamping processing of mounting hole and dovetail suitable for different model latch hook, can Set and Positioning be carried out to two latch hook parts simultaneously, clamping time can be reduced, improve production efficiency.
Description
Technical field
The utility model is related to be machined to use machine equipment, and in particular to a kind of pair of processing latch hook mounting hole and dovetail
Station adjustable tool fixture.
Background technology
The conversion equipment of the existing high-speed railway switch in China is all made of the GW type hook-type external locking devices of transfer.GW type hooks
Shape external locking device is the mechanical device together with stock rail locking tongue, it is played during track switch conversion and locking
Very important effect.GW type hook-types external locking is mainly by latch hook, locking frame, locking bar, locking iron, switch rail connection iron, axis pin
It is formed etc. main part, latch hook part is the core part in GW type hook-type external locking devices.Now, China is in high-speed railway
Fast-developing period, the demand to GW type hook-type external locking devices be it is very big, therefore, the latch hook zero as core part
The processing of part should ensure that processing quality ensures processing quantity again.
As shown in figure 3, the shape of latch hook part is in " L " shape, one end is machined with mounting hole, and the other end is machined with dovetail,
Mounting hole is stepped hole, has higher dimensional tolerance and position of related features requirement, dovetail to be made of four sections of straight lines and one section of circular arc, four
Week is machined with chamfering, has higher shaped angles requirement, dovetail to have size tolerance requirements relative to mounting hole.It is existing commonly to add
Work method is：Hole machined is installed and dovetail processing is used as individual manufacturing procedure, is carried out using independent lathe and frock clamp
Clamping is processed, and mounting hole is processed on boring machine, and the processing of dovetail carries out clamping using special frock clamp, on milling machine
It is processed using end mill(ing) cutter, manufacturing procedure is more, and clamping time is longer, cannot meet present processing quantity demand, separately
Outside, due to the geomery and position dimension difference of the mounting hole of different model latch hook and dovetail so that different model latch hook is pacified
The clamping processing for filling hole and dovetail is more complicated, more time-consuming and laborious.One kind of Patent No. 201720658834.0 is for adding
The frock clamp of work latch hook mounting hole and dovetail discloses a kind of skill of the processing of single-station Set and Positioning latch hook mounting hole and dovetail
Art scheme compares more existing common processing method, can reduce manufacturing procedure, reduces clamping time, but the tooling is pressed from both sides
Tool clamped one time can only process a part, and cannot conveniently and efficiently adjust tail cushion block with suitable for processing different model
Latch hook.The latch hook of the different model of present our factory processing has as many as 30 kinds, therefore, designs the simple in structure, clamping of one kind and tune
Easy to operate, versatile frock clamp is saved, to reduce clamping time, production efficiency is improved, is necessary.
Invention content
Utility model aims to solve the shortcomings of the prior art, a kind of processing latch hook mounting hole and swallow are provided
The double-station adjustable tool fixture of tail, novelty simple in structure, clamping and adjusting are easy to operate, versatile, are suitable for not
With the clamping processing of the mounting hole and dovetail of model latch hook, can Set and Positioning be carried out to two latch hook parts simultaneously, dress can be reduced
Time is pressed from both sides, production efficiency is improved.
The technical solution adopted in the utility model is：A kind of double-station adjustable tool folder of processing latch hook mounting hole and dovetail
Tool, including mounting base 1, fixed cushion block 2, adjusting cushion block 3, adjusting sliding block 4, step positioning pin 5, pressing plate 6, clamping screw
7, clamp nut 8, connecting plate 9, fixed block 10 and adjusting screw rod 11, mounting base 1 are in rectangular shape, and surrounding is provided with connection
Hole, centre are provided with symmetrical center line, two fixed cushion blocks 2, two adjust cushion blocks 3 and two adjust sliding blocks 4 relative to
Symmetrical center line is symmetricly set on mounting base 1, and the shape of fixed cushion block 2 is L-shaped, and one end is provided with long round tube hole,
3 trapezoidal bulk of cushion block is adjusted, bottom surface is in contact with sliding block 4 is adjusted, and one side is in contact with mounting base 1, adjusts
Section sliding block 4 is fixedly mounted on mounting base 1, is provided with oval mounting hole, connection is provided in oval mounting hole
Screw adjusts cushion block 3 and is connected with sliding block 4 is adjusted by attachment screw, and four step positioning pins 5 are separately mounted to two
On the side of fixed cushion block 2, two step positioning pins 5 are separately mounted on the top surface of two adjusting cushion blocks 3, two clamping screws
7 are mounted in the symmetrical center line of mounting base 1, opening elongated slot are provided on pressing plate 6, two pressing plates 6 pass through opening thereon
Elongated slot is set on two clamping screws 7, and clamp nut 8 is threadedly coupled with clamping screw 7, between two adjusting cushion blocks 3
It is installed with connecting plate 9, the centre of connecting plate 9 is provided with unthreaded hole, and fixed block 10 is mounted on the symmetrical center line of mounting base 1
On, it is located at the side of connecting plate 9, the leading portion of adjusting screw rod 11 is cylinder polished rod, and adjusting screw rod 11 is threadedly coupled with fixed block 10,
The cylinder polished rod of adjusting screw rod 11 is inserted in the unthreaded hole of connecting plate 9, and the front end of cylinder polished rod is provided with baffle ring.
The utility model has the advantages that compared with prior art：Novelty simple in structure, clamping and adjusting operate
It is convenient and efficient, it is versatile, it is suitable for the clamping processing of the mounting hole and dovetail of different model latch hook, it can be simultaneously to two latch hooks
Part carries out Set and Positioning, can reduce clamping time, improves production efficiency.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model,
Fig. 2 is the left view of Fig. 1,
Fig. 3 is the schematic shapes of latch hook part.
Specific implementation mode
As depicted in figs. 1 and 2, a kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail, including installation
Bottom plate 1, adjusts cushion block 3, adjusts sliding block 4, step positioning pin 5, pressing plate 6, clamping screw 7, clamp nut fixed cushion block 2
8, connecting plate 9, fixed block 10 and adjusting screw rod 11, mounting base 1 are in rectangular shape, and surrounding is provided with connecting hole, and centre is set
It is equipped with symmetrical center line, two fixed cushion blocks 2, two adjust cushion block 3 and two adjust sliding block 4 relative to symmetrical center line
It is symmetricly set on mounting base 1, the shape of fixed cushion block 2 is L-shaped, and one end is provided with long round tube hole, adjusts cushion block 3 and is in
Trapezoidal bulk, bottom surface are in contact with sliding block 4 is adjusted, and one side is in contact with mounting base 1, adjusts sliding block 4
It is fixedly mounted on mounting base 1, is provided with oval mounting hole, attachment screw, spacer are provided in oval mounting hole
Block 3 is connected by attachment screw with sliding block 4 is adjusted, and four step positioning pins 5 are separately mounted to two fixed cushion blocks 2
On side, two step positioning pins 5 are separately mounted on the top surface of two adjusting cushion blocks 3, and two clamping screws 7 are mounted on installation
In the symmetrical center line of bottom plate 1, opening elongated slot is provided on pressing plate 6, two pressing plates 6 are set with by opening elongated slot thereon
On two clamping screws 7, clamp nut 8 is threadedly coupled with clamping screw 7, and two adjust the company of being installed between cushion block 3
The centre of fishplate bar 9, connecting plate 9 is provided with unthreaded hole, and fixed block 10 is mounted in the symmetrical center line of mounting base 1, is located at connection
The leading portion of the side of plate 9, adjusting screw rod 11 is cylinder polished rod, and adjusting screw rod 11 is threadedly coupled with fixed block 10, adjusting screw rod 11
Cylinder polished rod be inserted in the unthreaded hole of connecting plate 9, the front end of cylinder polished rod is provided with baffle ring.
The frock clamp is fixedly mounted on by mounting base on the workbench of machining tool, and latch hook part is placed on solid
Determine cushion block and adjust on cushion block, the side of latch hook part is in contact with step positioning pin, screws clamp nut, and pressing plate is made to compress lock
Hook part, pressing plate both ends respectively compress a latch hook part, rotate a clamp nut, can be simultaneously to two latch hook parts into luggage
Folder.The frock clamp is mounting hole and the dovetail progress clamping processing applied on numerical control machining center to latch hook part, is used
The frock clamp can carry out Set and Positioning to two latch hook parts simultaneously.In latch hook part actual processing production process, use
The duplex bit fixture clamp carries out Set and Positioning, than using original either simplex bit fixture clamp to carry out Set and Positioning, can save
50% clamping time, 20% production efficiency can be improved.
One end of fixed cushion block is provided with slotted hole, and work is carried out to be suitable for the when of processing different model latch hook part mounting hole
Skill allows knife, and adjusting cushion block can be moved in parallel relative to fixed cushion block, with suitable for the swallow for processing different model latch hook part
Tail unclamps the attachment screw for adjusting cushion block when processing different model latch hook part, rotates adjusting screw rod, connecting plate is made to drive
It adjusts cushion block and is moved in parallel against sliding block is adjusted, after being moved to suitable position, tighten attachment screw, make adjusting cushion block
It is fixed on the suitable position.
Claims (1)
1. a kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail, which is characterized in that including mounting base
(1), fixed cushion block (2), adjusting cushion block (3), adjusting sliding block (4), step positioning pin (5), pressing plate (6), clamping screw
(7), clamp nut (8), connecting plate (9), fixed block (10) and adjusting screw rod (11), mounting base (1) be in rectangular shape, four
It is provided with connecting hole week, centre is provided with symmetrical center line, two fixed cushion blocks (2), two adjusting cushion blocks (3) and two adjustings
Sliding block (4) is symmetricly set on relative to symmetrical center line on mounting base (1), and the shape of fixed cushion block (2) is L-shaped,
One end is provided with long round tube hole, adjusts cushion block (3) trapezoidal bulk, and bottom surface is in contact with sliding block (4) is adjusted, one
Side is in contact with mounting base (1), adjusts sliding block (4) and is fixedly mounted on mounting base (1), is provided with oval
Mounting hole is provided with attachment screw in oval mounting hole, adjusts cushion block (3) and passes through attachment screw and adjusting sliding block (4) phase
Connection, four step positioning pins (5) are separately mounted on the side of two fixed cushion blocks (2), and two step positioning pins (5) are respectively
On the top surface for adjusting cushion block (3) mounted on two, two clamping screws (7) are mounted in the symmetrical center line of mounting base (1),
Opening elongated slot is provided on pressing plate (6), two pressing plates (6) are set in two clamping screws by opening elongated slot thereon
(7) on, clamp nut (8) is threadedly coupled with clamping screw (7), and connecting plate is installed between two adjusting cushion blocks (3)
(9), the centre of connecting plate (9) is provided with unthreaded hole, and fixed block (10) is mounted in the symmetrical center line of mounting base (1), is located at
The leading portion of the side of connecting plate (9), adjusting screw rod (11) is cylinder polished rod, and adjusting screw rod (11) connects with fixed block (10) screw thread
It connects, the cylinder polished rod of adjusting screw rod (11) is inserted in the unthreaded hole of connecting plate (9), and the front end of cylinder polished rod is provided with baffle ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820587730.XU CN208067828U (en) | 2018-04-12 | 2018-04-12 | A kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820587730.XU CN208067828U (en) | 2018-04-12 | 2018-04-12 | A kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208067828U true CN208067828U (en) | 2018-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820587730.XU Active CN208067828U (en) | 2018-04-12 | 2018-04-12 | A kind of double-station adjustable tool fixture of processing latch hook mounting hole and dovetail |
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| CN (1) | CN208067828U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434163A (en) * | 2018-12-22 | 2019-03-08 | 罗峰 | A kind of plane drill press auxiliary clamping device |
-
2018
- 2018-04-12 CN CN201820587730.XU patent/CN208067828U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109434163A (en) * | 2018-12-22 | 2019-03-08 | 罗峰 | A kind of plane drill press auxiliary clamping device |
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