CN109878127A - A kind of more handwheel hand presses - Google Patents
A kind of more handwheel hand presses Download PDFInfo
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- CN109878127A CN109878127A CN201910244289.4A CN201910244289A CN109878127A CN 109878127 A CN109878127 A CN 109878127A CN 201910244289 A CN201910244289 A CN 201910244289A CN 109878127 A CN109878127 A CN 109878127A
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- pedestal
- handwheel
- sliding panel
- hand presses
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Abstract
Present invention relates particularly to hand presses.It is designed to provide a kind of more handwheel hand presses that can be improved processing efficiency.The technical scheme adopted by the invention is that: a kind of more handwheel hand presses, including pedestal and press device, the press device are located above pedestal by supporting arm frame, are provided with workpiece fixed block on the pedestal；The upper end of the mounting cylinder is additionally provided with end cap, and the end cap is set in outside boss and block plate, and end cap is connect by bolt with mounting cylinder；The center of the block plate upper surface is fixedly installed vertical connecting shaft, and the upper end of the connecting shaft is connect with component is manually adjusted；The component that manually adjusts includes the multiple handwheels being from top to bottom sequentially fixed in connecting shaft, and the diameter of multiple handwheels is from top to bottom gradually increased.The present invention can rotate screw rod using different handwheels, improve efficiency according to the different stages.
Description
Technical field
The present invention relates to press technologies fields, and in particular to hand press.
Background technique
Press machine can be widely applied to the techniques such as cutting, punching, blanking, bending, riveted and forming.By to metal blank
Applying powerful pressure makes metal that plastic deformation occur and be broken to be processed into part.Hand press is one in press machine
Kind, by staff directly with hand operate provide squeeze power, with it is small in size, it is easy to carry carry, it is flexible for installation
The advantages that spending height, not limited by fabricating yard.But existing hand press still has certain lack during use
Fall into: 1, at work, staff needs for workpiece to be mounted on the base hand press, but for biggish workpiece,
Since the pressure head of top can impact workpiece loading and unloading, staff can only be from side access workpiece, and can not be from pedestal
Square workpiece loading and unloading, thus it is not easy to observation positioning and fixed workpiece, this results in great inconvenience, influences processing efficiency.In order to
The convenience of workpiece loading and unloading is improved, the way generallyd use in the prior art is to lengthen support arm, and pressure head is increased to
Higher height is promoted, although this mode increases operating space to a certain extent, but will lead to press machine entirety
Height increase, cause carry, carry, installation convenience, simultaneously because pressure head push backlash increase, also reduce
Processing efficiency.2, existing hand press needs staff in order to ensure the Stable sliding of screw rod, top pillar and mounting cylinder
It is lubricated using professional tool to filling lubricating oil manually between screw rod and top pillar, between mounting cylinder and top pillar, but this side
Formula is not only troublesome in poeration, low efficiency, and requires the skilled operation degree of staff high.3, hand press is being operated
When, need rotation repeatedly to operate handwheel control pressure head pushing；But in the leading portion of pushing and middle section, since pressure head needs workpiece
Contact, the rotation of handwheel is that very easily, the velocity of rotation of handwheel can suitably be accelerated at this time in fact；And in the back segment of pushing, pressure
After head starts pressing component, the power that rotation handwheel needs is gradually increased.But existing hand press does not carry out area to this
Point, using general handwheel, before processing, middle section low efficiency, section is easy to appear laborious situation again after processing.
Summary of the invention
The purpose of the present invention is to provide a kind of more handwheel hand presses that can be improved processing efficiency.
For achieving the above object, the technical scheme adopted by the invention is that: a kind of more handwheel hand presses, including
Pedestal and press device, the press device are located above pedestal by supporting arm frame, are provided with workpiece on the pedestal and are fixed
Block；
The press device includes vertical mounting cylinder, and the mounting cylinder and support arm are affixed, the centre bore in mounting cylinder
It is square, and is provided with rectangular top pillar compatible with centre bore in centre bore, the top pillar is slidably matched with mounting cylinder；Institute
The lower end stretching mounting cylinder for stating top pillar is outer and affixed with pressure head, and vertical threaded hole, the upper section of top pillar are provided in top pillar upper section
It is located at outside screw rod by screw thread borehole jack, and is threadedly engaged with screw rod composition；The upper end of the screw rod is additionally provided with block plate, and passes through
Block plate is placed on the boss on mounting cylinder top；The upper end of the mounting cylinder is additionally provided with end cap, and the end cap is set in boss
Outside block plate, end cap is connect by bolt with mounting cylinder；The center of the block plate upper surface is fixedly installed vertical connecting shaft,
The upper end of the connecting shaft is connect with component is manually adjusted；
The component that manually adjusts includes the multiple handwheels being from top to bottom sequentially fixed in connecting shaft, multiple handwheels
Diameter be from top to bottom gradually increased.
Preferably, the quantity of the handwheel is three；The top of each handwheel side is fixedly installed one
The vertical bolt in hexagon；It further include handle, one end of the handle is provided with blind hole compatible with bolt.
Preferably, the more clamping items extended along base length direction, the clamping are additionally provided with below the pedestal
The right end of item bends affixed with the edge of base right side upward；The left end of clamping item extends to the middle part of pedestal, and is provided with perpendicular
To threaded hole；Puller bolt is fitted in the threaded hole, the upper end of the puller bolt is provided with stripper plate.
Preferably, the sliding panel that can be moved back and forth towards the left or right side of pedestal, the work are provided on the pedestal
Part fixed block is mounted on sliding panel, and when sliding panel moves away from the maximum distance of pedestal, the workpiece fixed block is enough
It is detached from the region below press device；The upper surface of the pedestal is provided with location fin, the location fin by pedestal a left side
Side genesis is towards right extension；The quantity that the lower surface of the sliding panel corresponds to location fin, which is provided with, to be matched with location fin
Sliding groove, the sliding groove extend close to right side edge towards the right side by the left side genesis of sliding panel；The location fin card
It is located in sliding groove.
Preferably, the section of the location fin and sliding groove is in dovetail shaped；The quantity of the sliding groove is at least two
Item, and sliding groove is symmetrical in the front and rear sides of sliding panel.
Preferably, the length of the location fin is at least the 1/4 of base length.
Preferably, the bottom surface on the left of the sliding panel is provided with support idler wheel, the bottom of the support idler wheel and pedestal
Bottom surface is concordant.
Preferably, the edge of the base right side is bent upward constitutes position-limited edge.
Preferably, it is provided with the first synchromesh gear in the middle part of the connecting shaft, is provided with second above the support arm
Synchromesh gear is connected between first synchromesh gear and the second synchromesh gear by toothed belt transmission；Second synchronous gear
Wheel is mounted on the upper end of vertical shaft, and the shaft is mounted in support arm, and the lower end of shaft extends to the bottom of support arm
And it is connect with transmission gear；The rack gear extended along sliding panel length direction, the driving cog are provided on rear side of the sliding panel
Wheel and rack is meshed.
Preferably, the mounting groove of annular, the width of the mounting groove and second are provided on the circumferential surface of the shaft upper end
The width of synchromesh gear matches；Second synchromesh gear is provided centrally with through-hole and is set in mounting groove by through-hole
Shaft on；Several mounting holes, diameter of the mounting hole along shaft are provided on the circumferential surface of one section of shaft in the mounting groove
To extension；Mounting hole is corresponded in the through hole wall of second synchromesh gear is provided with several half ball grooves；In the mounting hole by
It is interior to outer to be disposed with goring push spring, push plate and contact steel ball；Effect of the half of the contact steel ball in goring push spring
Under protrude into half ball groove.
Beneficial effects of the present invention embody a concentrated reflection of: can according to the different stages, using different handwheels to screw rod into
Row rotation, improves efficiency.Specifically, the present invention can drive screw rod to rotate by rotating any one handwheel.?
The leading portion that pressure head pushes, no pressure between pressure head and workpiece can be such that pressure head quickly pushes by rotating lesser handwheel at this time,
Reach the contact position with workpiece.In the back segment that pressure head pushes, pressure head starts to contact with workpiece, and pressure increases, and staff can
By rotating biggish handwheel, torque is improved, to meet the needs of pressure.Meanwhile the present invention can by biggish handwheel into
The more accurate pressure of row is adjusted, therefore reduces the demand to staff's skilled operation degree.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is a kind of use state diagram of structure shown in Fig. 1；
Fig. 3 is the right view of Fig. 1；
Fig. 4 is the schematic diagram of internal structure of press device；
Fig. 5 is the scheme of installation of gear and rack gear；
Fig. 6 is the top view of sliding panel；
Fig. 7 is the top view of pedestal；
Fig. 8 is a kind of scheme of installation of preferred second synchromesh gear；
Fig. 9 is the portion A enlarged drawing in Fig. 8.
Specific embodiment
The hand press in conjunction with shown in Fig. 1-9, for several main problems existing for current hand press from more
Aspect improves, to improve the comprehensive performance of hand press from many aspects.
A kind of more handwheel hand presses, as traditional hand press, the present invention also includes pedestal 1 and by press fitting
It sets, the press device is erected at 1 top of pedestal by support arm 2.Workpiece fixed block 3, the work are provided on the pedestal 1
The effect of part fixed block 3 is regular worker's part, is usually exactly one group of fixture, in some cases, is also possible to one group of mould
Tool, workpiece location and installation is in mold.
The present invention compared with existing hand press, one aspect the difference is that, set on the pedestal 1
It is equipped with the sliding panel 4 that can be moved back and forth towards the left or right side of pedestal 1, that is to say, that sliding panel 4 can be along pedestal 1 towards a left side
Side moves back and forth, or moves back and forth along pedestal 1 towards the right side, and the movement of certain sliding panel 4 should have certain limit,
Sliding panel 4 is avoided to be detached from pedestal 1.The workpiece fixed block 3 is mounted on sliding panel 4, when sliding panel 4 moves away from pedestal 1
Maximum distance when, the workpiece fixed block 3 is enough to be detached from the region below press device.This sentences sliding panel 4 and moves towards left side
For dynamic, that is to say, that when sliding panel 4 is moved to the leftmost side, the workpiece fixed block 3 installed on sliding panel 4 leaves pressing completely
Below range where device.
Sliding panel 4 and the mode that the formation of pedestal 1 is slidably matched are more, such as: sliding rail, sliding panel 4 are set on the pedestal 1
It is slidably matched by sliding rail and the composition of pedestal 1；It is also possible to be arranged to extend along length direction inside the pedestal 1 to be oriented to
Hole, pilot hole have left side towards right extension, and the left side of sliding panel 4 is provided with the sliding bar matched with pilot hole, and sliding bar is located at
In pilot hole；
Certainly, in addition to aforesaid way, sliding panel of the present invention 4 constituted with pedestal 1 mode that is slidably matched can also such as Fig. 6 and
Shown in 7, the upper surface of the pedestal 1 is provided with location fin 5, and the location fin 5 is prolonged by the left side genesis of pedestal 1 towards the right side
It stretches.The quantity that the lower surface of the sliding panel 4 corresponds to location fin 5 is provided with the sliding groove 6 matched with location fin 5, institute
It states sliding groove 6 and extends close to right side edge towards the right side by the left side genesis of sliding panel 4, the location fin 5 is fastened on cunning
In dynamic slot 6.The quantity of the general sliding groove 6 is at least two, and sliding groove 6 is symmetrical in the front and rear sides of sliding panel 4,
Certainly, more sliding grooves 6 are set and location fin 5 is also feasible.The section of 6 vallecular cavity of sliding groove of the present invention and fixed
The cross sectional shape of position fin 5 can be in the shape of a " convex ", can also in dovetail shaped or other play the shape of phase same-action, it is ensured that it is fixed
The sliding stable in sliding groove 6 of position fin 5, and not will lead to location fin 5 from perpendicular prolapse upwards sliding groove 6.
For the sliding panel 4 towards during moving left, the limit of the left side limit is the end by 5 right end of location fin
Portion, which is resisted against, to be formed on the end of 6 right end of sliding groove, therefore the length of location fin 5 is unsuitable too long, if too long be easy to cause
Workpiece fixed block 3 can not completely disengage the corresponding region of press device.But it is also unsuitable too short, and it is qualitative to play raising guiding steady
Effect, for the length of the general location fin 5 in the case where guaranteeing that workpiece fixed block 3 can slide in place, at least pedestal 1 is long
The 1/4 of degree, the length of location fin 5 is longer, and guiding stability is better.As for sliding panel 4 during court moves right,
The limit of right limit is formed by additional increased locating part.Locating part specifically can be on the right side of the pedestal 1
Edge is bent upward constitutes position-limited edge 8, or being directly also in the edge setting spacer pin on the right side of pedestal 1, limit film etc. can
Capable.
Workpiece fixed block 3 of the invention since workpiece fixed block 3 is mounted on sliding panel 4, and is slided for fixing workpiece
Plate 4 can slide again towards the side of pedestal 1, so that workpiece fixed block 3 be made to be detached from the region below press device.Present invention essence
On can realize the handling of workpiece in the side of press machine, very convenient for being observed workpiece, dismounted, being positioned.Meanwhile
Since the present invention is without adjusting press device to high point, easily workpiece can be dismounted, therefore also help reduction
The height of press machine entirety, improves processing efficiency indirectly.
Hand press of the present invention is commonly held within the enterprising enforcement of desktop and uses, and in part, workpiece is processed
Cheng Zhong, it is contemplated that the weight of workpiece is larger, and in order to which the left side to sliding panel 4 is supported, better way is the sliding panel
The bottom surface in 4 left sides is provided with support idler wheel 7, and the bottom of the support idler wheel 7 is concordant with the bottom surface of pedestal 1.Side in this way
After formula, support idler wheel 7 can be rolled on the table, to be supported to the left side of sliding panel 4, it is ensured that sliding groove 6
The stability slided between location fin 5 reduces the risk of location fin 5 and the deformation of sliding panel 4.Certainly, for relatively light
Workpiece for, sliding panel 4 itself has enough support forces completely, can also not have to setting support idler wheel 7.
The driving method of sliding panel 4 of the present invention, can be and directly dragged with hand, such as: the left side of sliding panel 4
The pull of sliding panel 4 directly can be realized using knob, switch the position of sliding panel 4, this mode by setting knob, staff
It is very simple, but generally require cooperation locked component and sliding panel 4 is locked in the position of extreme position, prevent sliding panel
4 there is unsceptered play, common locked component such as bolt-type locked component, magnetic force during press device presses workpiece
Absorption type locked component etc..
But due to setting knob, by locked component to sliding panel 4 into still needing staff master in the way of line-locked
It is dynamic to be operated, it is still not ideal enough in terms of reducing the cumbersome degree of staff.It diplomatizes by long-term research and development, the present invention
Better scheme can also be that the sliding of the sliding panel 4 directly links with press device, and be automatically performed locking.Many institute's weeks
Know, hand press mainly may include: rack drives formula, lever drive-type, screw drive by the principal mode of driving part
Formula etc., screw drive type press device have the advantages such as pressure maintaining performance is good, stabilization of equipment performance is excellent, with rack drives formula by press fitting
Set, lever drive-type press device etc. compares, for the technology path of mainstream currently on the market.For this purpose, the present invention is emphatically with spiral shell
The press device of bar drive-type describes in detail as main object.
As shown in figure 4, the general press device includes vertical mounting cylinder 9, the mounting cylinder 9 and support arm 2 are affixed,
Centre bore in mounting cylinder 9 is square, and rectangular top pillar 10 compatible with centre bore, the top pillar are provided in centre bore
10 are slidably matched with mounting cylinder 9, that is to say, that top pillar 10 can be under the action of other power along the stable cunning of about 9 mounting cylinder
It is dynamic.The lower end stretching mounting cylinder 9 of the top pillar 10 is outer and affixed with pressure head 11, and the pressure head 11 can also pass through spiral shell with top pillar 10
Line, which the modes such as connects, is bolted and constitutes, to be detachably connected, thus the convenient pressure head 11 different for different workpiece replacings.
Vertical threaded hole is provided in 10 upper section of top pillar, the upper section of top pillar 10 is located at screw rod 12 by screw thread borehole jack
Outside, and with the composition of screw rod 12 it is threadedly engaged, in other words the lower section of namely screw rod 12 is threaded through in the threaded hole of 10 upper section of top pillar
It is threadedly engaged with the composition of top pillar 10.The upper end of the screw rod 12 is additionally provided with block plate 13, and is placed on mounting cylinder 9 by block plate 13
On the boss 14 on top.The upper end of the mounting cylinder 9 is additionally provided with end cap 15, and the end cap 15 is set in boss 14 and block plate 13
Outside, end cap 15 is connect by bolt 16 with mounting cylinder 9, and screw rod 12 is enclosed in mounting cylinder 9.In 13 upper surface of block plate
The heart is fixedly installed vertical connecting shaft 17, and the upper end of the connecting shaft 17 is connect with component is manually adjusted.It is described to manually adjust
The specific structure of component is more, such as: the component that manually adjusts is exactly a connecting lever either handwheel.
About the linkage between press device and sliding panel 4, it is same that the middle part of connecting shaft 17 of the present invention is provided with first
Gear 18 is walked, the top of the support arm 2 is provided with the second synchromesh gear 19, first synchromesh gear 18 and the second synchronous gear
It is sequentially connected between wheel 19 by synchronous belt 20, second synchromesh gear 19 is mounted on the upper end of vertical shaft 21.Make
Used time, the rotation of connecting shaft 17 can pass sequentially through 19 synchronous belt turn of the first synchromesh gear 18, synchronous belt 20 and the second synchromesh gear
Axis 21 rotates.The shaft 21 is mounted in support arm 2, and the lower end of shaft 21 extends to the bottom of support arm 2 and and driving cog
22 connection of wheel；The rear side of the sliding panel 4 is provided with the rack gear 23 extended along 4 length direction of sliding panel, the transmission gear 22
It is meshed with rack gear 23.Therefore, in the use of the present invention, when connecting shaft 17 drives mandril 10 to rise by screw rod 12, connection
Axis 17 also passes sequentially through the first synchromesh gear 18, synchronous belt 20, the second synchromesh gear 19, shaft 21, transmission gear 22, rack gear 23
Driving sliding panel 4 surpasses left side movement, facilitates carry out workpiece loading and unloading；When connecting shaft 17 drives mandril 10 to rise by screw rod 12,
Sliding panel 4 is mobile towards right side, and pressure head 11 continues decline and presses workpiece.
After the movement of press device and sliding panel 4 are linked using aforesaid way, the present invention directly eliminates pull
Sliding panel 4, using locked component to sliding panel 4 carry out locking the step of, but utilize connecting shaft 17 rotate driving sliding panel
4, the precise positioning of sliding panel 4 is realized using the engagement of transmission gear 22 and rack gear 23, it is more convenient to use, quick, into one
Step improves processing efficiency.But this mode also suffers from certain drawbacks, due to using rigidity between press device and sliding panel 4
Linkage, it is desirable that the movement of press device and the movement of sliding panel 4 have high cooperation precision.For this purpose, the present invention can also be into
One step is improved, and the thinking of this new mode is to shift to an earlier date sliding panel 4 in place, that is to say, press device relative to press device
Pressure head when not dropping to pressing position, sliding panel 4 has retracted and has reached specified extrusion position；The pressure head of press device is not
When rising to extreme higher position, sliding panel 4 has stretched out and has reached specified loading position.
From the point of view of specific, as shown in FIG. 8 and 9, the mounting groove 24 of annular is provided on the circumferential surface of 21 upper end of shaft, it is described
The width of mounting groove 24 is matched with the width of the second synchromesh gear 19.Second synchromesh gear 19 is provided centrally with through-hole
And it is set in the shaft 21 in mounting groove 24 by through-hole；It is provided on the circumferential surface of one section of shaft 21 in the mounting groove 24
Several mounting holes 25, the radially extending along shaft 21 of mounting hole 25；It is right in the through hole wall of second synchromesh gear 19
Mounting hole 25 is answered to be provided with several half ball grooves 26；It is disposed with goring push spring 27, pushing tow from the inside to the outside in the mounting hole 25
Plate 28 and contact steel ball 29.Under normal drive state, goring push spring 27 in the raw, it is described contact steel ball 29 half
It is protruded under the action of goring push spring 27 in half ball groove 26.When sliding panel 4 reaches predetermined position (namely extreme position), and by
To after limit, goring push spring 27 is compressed, and contacts steel ball 29 and push plate 28 is pushed back in mounting hole 25.Second synchronous gear at this time
Wheel 19 is in shaft 21 and state is freely rotated, and is no longer driven, plays clutch centrifugation.Setting in this way, it is sliding
Movable plate 4 can be realized it is self-locking in place in advance, and disconnect and connecting shaft 17 between power transmission, it is more convenient to use.
The above are hand presses of the present invention in the improvement content of 4 aspect of sliding panel, and in addition to this, the present invention is outstanding
Improvement is optimized also directed to screw press device in it, realizes the self-lubricating of press device, so that Manual pressure equipment
Standby better stability and smoothness.
Specifically, as shown in figure 4, the circumferential surface of top pillar of the present invention 10 is recessed inwardly forms oil groove, the mounting cylinder 9
Lower part and top pillar 10 between be provided with the first rubber seal 36, the oil groove slot above first rubber seal 36
Chamber constitutes pumping chamber 30.Pumping chamber 30 is used to drive the flowing of lubricating oil by way of squeezing, aspirating, and realizes self-lubricate.
Oil box 31 is provided on the lateral wall of 9 lower part of mounting cylinder.Lubricating oil, 9 top of mounting cylinder are contained in the oil box 31
With the first oilhole 32 and the second oilhole 33 through 9 surfaces externally and internally of mounting cylinder are provided on the side wall of lower part.The top pillar 10
When extreme higher position, first oilhole 32 is opposite with the upper end of screw rod 12, the bottom of second oilhole 33 and pumping chamber 30
Relatively.First oilhole 32 and the second oilhole 33 are connected to by oil transportation tubule 34 with oil box 31 respectively.
Press device during the work time, is rotated using Component driver screw rod 12 is manually adjusted, and the rotation of screw rod 12 drives top
Bar 10 slides in mounting cylinder 9, and the pressure head 11 of 10 lower end of mandril setting can realize the extrusion process to workpiece.In mandril 10
Downward move during, the volume of pumping chamber 30 is constantly compressed, the lubricating oil in oil box 31 pass sequentially through oil transportation tubule and
First oilhole 32 is pressed into the gap left after top pillar 10 moves down, is made to fill full lubricating oil on the outside of screw rod 12, is primarily served spiral shell
Lubricating action between bar 12 and top pillar 10.During top pillar 10 moves upward, the volume of pumping chamber 30 constantly expands,
Lubricating oil in oil box 31 passes sequentially through oil transportation tubule and the second oilhole 33 is inhaled into pumping chamber 30, fills full pumping chamber 30,
Primarily serve the lubricating action between mandril 10 and mounting cylinder 9.Therefore, the present invention realizes screw rod 12 by reasonably designing
Self-lubricating between mandril 0, between mandril 10 and mounting cylinder 9 makes action relationships between each component more smoothly, not only
It is more laborsaving, and improve the service life of each component.
On this basis, the side of oil box 31 is usually provided with transparent observation window, convenient to the lubricating oil in oil box 31
Liquid level is observed.In order to facilitate the make-up oil into oil box 31, it is provided with repairing mouth 35 on the oil box 31, it is described
Sealing cover is threaded at repairing mouth 35, lubricating oil can be added by opening sealing cover, and the structure of the sealing cover is relatively simple,
It is not regarded out in figure.In addition, lubricating oil overflows between boss 14 and screw rod 12 in order to prevent, the boss 14 is upper with screw rod 12
The second rubber seal 37 is provided between end.
Except above-mentioned in addition to improvement of both sliding panel 4 and self-lubricating, the invention also discloses one kind to be directed to screw
Press device manually adjusts the improvement project of component, and in conjunction with shown in Fig. 1-3, the component that manually adjusts includes from top to bottom successively
The diameter of the multiple handwheels 38 being fixed in connecting shaft 17, multiple handwheels 38 is from top to bottom gradually increased.The handwheel 38
Quantity can be 2,3,4 etc., under normal conditions the quantity of the handwheel 38 be three.
It is this to manually adjust component in use, screw rod 12 can be driven to carry out by rotating any one handwheel 38
Rotation.In the leading portion that pressure head 11 pushes, no pressure between pressure head 11 and workpiece can make to press by rotating lesser handwheel 38 at this time
First 11 quickly push, and reach the contact position with workpiece.In the back segment that pressure head 11 pushes, pressure head 11 starts to contact with workpiece,
Pressure increases, and staff can improve torque, to meet the needs of pressure by rotating biggish handwheel 38.In Fig. 1,
In the leading portion of pushing, it can be quickly rotatablely connected axis 17 by the handwheel 38 of the top, to play quick rotation screw rod 12
Effect.In the back segment of pushing, as pressure becomes larger, the handwheel 38 for rotating the top can be more laborious, at this point, rotatable centre
One handwheel 38 of one or bottom, to play the role of improving torque.Certainly, after pressing workpiece, generally require into
Easily there is the case where excessive adjustments if directly adjusting small handwheel 38 in row pressure maintaining.And the present invention can by maximum handwheel 38 into
The more accurate pressure of row is adjusted, therefore reduces the demand to staff's skilled operation degree.
On this basis, for the ease of being rotated to handwheel 38, the top of each 38 side of handwheel of the invention
It is fixedly installed the vertical bolt 39 in hexagon；It further include handle 40, one end of the handle 40 is provided with
Blind hole compatible with bolt 39.By the bolt 39 handle 40 being inserted on corresponding handwheel 38, can be realized corresponding handwheel 38
Rotation, comfort is stronger.
In addition, the invention also discloses a kind of hand presses in order to improve the integral installation stability of hand press
Fixed solution, be specifically, the lower section of the pedestal 1 be additionally provided with more along 1 length direction of pedestal extend clamping items 41,
The right end of the clamping item 41 bends affixed with the edge on 1 right side of pedestal upward；The left end of clamping item 41 extends in pedestal 1
Portion, and it is provided with vertical threaded hole；Puller bolt 42, the upper end setting of the puller bolt 42 are fitted in the threaded hole
There is stripper plate 43.In use, support desktop is stuck in card machine two 41 between pedestal 1, then utilize puller bolt 42 and is squeezed
Pressing plate 43 holds out against desktop, to prevent hand press from shaking on the whole.
Claims (10)
1. a kind of more handwheel hand presses, including pedestal (1) and press device, the press device passes through support arm (2) frame
It is located above pedestal (1), is provided with workpiece fixed block (3) on the pedestal (1)；
It is characterized by: the press device includes vertical mounting cylinder (9), the mounting cylinder (9) and support arm (2) are affixed,
Centre bore in mounting cylinder (9) is square, and rectangular top pillar (10) compatible with centre bore is provided in centre bore, described
Top pillar (10) is slidably matched with mounting cylinder (9)；Lower end stretching mounting cylinder (9) of the top pillar (10) is outside and solid with pressure head (11)
It connecing, vertical threaded hole is provided in top pillar (10) upper section, the upper section of top pillar (10) is located at screw rod (12) outside by screw thread borehole jack,
And it constitutes and is threadedly engaged with screw rod (12)；The upper end of the screw rod (12) is additionally provided with block plate (13), and is put by block plate (13)
It sets on the boss (14) on mounting cylinder (9) top；The upper end of the mounting cylinder (9) is additionally provided with end cap (15), the end cap
(15) boss (14) and block plate (13) are set in outside, end cap (15) is connect by bolt (16) with mounting cylinder (9)；The block plate
(13) center of upper surface is fixedly installed vertical connecting shaft (17), the upper end of the connecting shaft (17) and manually adjusts component
Connection；
The component that manually adjusts includes the multiple handwheels (38) being from top to bottom sequentially fixed on connecting shaft (17), multiple described
The diameter of handwheel (38) is from top to bottom gradually increased.
2. more handwheel hand presses according to claim 1, it is characterised in that: the quantity of the handwheel (38) is three
It is a；The top of each handwheel (38) side is fixedly installed the vertical bolt (39) in hexagon；Also
Including handle (40), one end of the handle (40) is provided with and bolt (39) compatible blind hole.
3. more handwheel hand presses according to claim 2, it is characterised in that: also set up below the pedestal (1)
There are the more clamping items (41) extended along pedestal (1) length direction, the right end of clamping item (41) is bent and pedestal (1) upward
The edge on right side is affixed；The left end of clamping item (41) extends to the middle part of pedestal (1), and is provided with vertical threaded hole；It is described
It is fitted in threaded hole puller bolt (42), the upper end of the puller bolt (42) is provided with stripper plate (43).
4. more handwheel hand presses according to claim 3, it is characterised in that: being provided on the pedestal (1) can
The sliding panel (4) moved back and forth towards the left or right side of pedestal (1), the workpiece fixed block (3) are mounted on sliding panel (4),
When sliding panel (4) moves away from the maximum distance of pedestal (1), the workpiece fixed block (3) is enough to be detached under press device
The region of side；The upper surface of the pedestal (1) is provided with location fin (5), the location fin (5) by pedestal (1) left side
It rises towards right extension at edge；The quantity that the lower surface of the sliding panel (4) corresponds to location fin (5) is provided with and location fin (5)
The sliding groove (6) matched, the sliding groove (6) extend close to right side edge towards the right side by the left side genesis of sliding panel (4)
Place；The location fin (5) is fastened in sliding groove (6).
5. more handwheel hand presses according to claim 4, it is characterised in that: the location fin (5) and sliding groove
(6) section is in dovetail shaped；The quantity of the sliding groove (6) is at least two, and sliding groove (6) is before sliding panel (4)
Two sides are symmetrical afterwards.
6. more handwheel hand presses according to claim 5, it is characterised in that: the length of the location fin (5) is extremely
It is less the 1/4 of pedestal (1) length.
7. more handwheel hand presses according to claim 6, it is characterised in that: the bottom surface on the left of the sliding panel (4)
It is provided with support idler wheel (7), the bottom of the support idler wheel (7) is concordant with the bottom surface of pedestal (1).
8. more handwheel hand presses according to claim 7, it is characterised in that: the edge court on the right side of the pedestal (1)
Upper bending constitutes position-limited edge (8).
9. more handwheel hand presses according to claim 8, it is characterised in that: the middle part of the connecting shaft (17) is arranged
Have the first synchromesh gear (18), is provided with the second synchromesh gear (19) above the support arm (2), first synchromesh gear
(18) it is sequentially connected between the second synchromesh gear (19) by synchronous belt (20)；Second synchromesh gear (19) is mounted on perpendicular
To shaft (21) upper end, the shaft (21) is mounted in support arm (2), and the lower end of shaft (21) extends to support arm
(2) bottom is simultaneously connect with transmission gear (22)；It is provided on rear side of the sliding panel (4) and prolongs along sliding panel (4) length direction
The rack gear (23) stretched, the transmission gear (22) are meshed with rack gear (23).
10. more handwheel hand presses according to claim 9, it is characterised in that: the circumferential surface of shaft (21) upper end
On be provided with the mounting groove (24) of annular, the width of the mounting groove (24) matches with the width of the second synchromesh gear (19)；
In the shaft (21) for being provided centrally with through-hole and being set in mounting groove (24) by through-hole of second synchromesh gear (19)；
It is provided with several mounting holes (25) on the circumferential surface of one section of shaft (21) in the mounting groove (24), mounting hole (25) edge turns
Axis (21) radially extend；Mounting hole (25), which is corresponded to, in the through hole wall of second synchromesh gear (19) is provided with several hemisphere
Slot (26)；Goring push spring (27), push plate (28) and contact steel ball are disposed in the mounting hole (25) from the inside to the outside
(29)；The half of contact steel ball (29) is protruded under the action of goring push spring (27) in half ball groove (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910244289.4A CN109878127B (en) | 2019-03-28 | 2019-03-28 | Multi-hand-wheel manual press |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910244289.4A CN109878127B (en) | 2019-03-28 | 2019-03-28 | Multi-hand-wheel manual press |
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| CN109878127A true CN109878127A (en) | 2019-06-14 |
| CN109878127B CN109878127B (en) | 2020-10-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910244289.4A Active CN109878127B (en) | 2019-03-28 | 2019-03-28 | Multi-hand-wheel manual press |
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| CN (1) | CN109878127B (en) |
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| CN113598009A (en) * | 2021-08-02 | 2021-11-05 | 浙江省林业科学研究院 | Olive planting device with quantitative fertilization covers careless soil moisture conservation mechanism |
| CN113976703A (en) * | 2021-05-17 | 2022-01-28 | 淮安市高级职业技术学校(淮安市广播电视大学) | Manual driving device of press machine and press machine |
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| CN113598009B (en) * | 2021-08-02 | 2022-05-06 | 浙江省林业科学研究院 | Olive planting device with quantitative fertilization covers careless soil moisture conservation mechanism |
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|---|---|
| CN109878127B (en) | 2020-10-30 |
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Effective date of registration: 20201010 Address after: 221400 No.220 industrial concentration zone, Hegou Town, Xinyi City, Xuzhou City, Jiangsu Province Applicant after: Jiangsu Taoyou Metal Structure Co., Ltd Address before: Room 604, Unit 2, 26 Nanjin Road, Chenghu Street, Shengzhou City, Shaoxing City, Zhejiang Province Applicant before: Xu Xinzhen |
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Effective date of registration: 20220609 Address after: 400700 No. 1, Shuguang village, Chengjiang Town, Beibei District, Chongqing Patentee after: Chongqing Sichuan Instrument Precision Machining Co.,Ltd. Address before: 221400 No. 220, industrial concentration zone, Hegou Town, Xinyi City, Xuzhou City, Jiangsu Province Patentee before: Jiangsu Taoyou Metal Structure Co.,Ltd. |