CN210436686U - Pressure head device of press machine - Google Patents
Pressure head device of press machine Download PDFInfo
- Publication number
- CN210436686U CN210436686U CN201921022236.XU CN201921022236U CN210436686U CN 210436686 U CN210436686 U CN 210436686U CN 201921022236 U CN201921022236 U CN 201921022236U CN 210436686 U CN210436686 U CN 210436686U
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- pressure head
- guide sleeve
- head body
- bolt
- press machine
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Abstract
The utility model provides a pressure head device of a press machine, which comprises a guide sleeve, a pressure head body, a rotating nut and a fine tuning bolt; the guide sleeve is fixed on a pressure head mounting seat of the press machine through a bolt, the pressure head body is eccentrically mounted in the guide sleeve, when the pressure head body eccentrically rotates in the guide sleeve, one side of the pressure head body is contacted with the side wall of the guide sleeve, the rotating nut is arranged on the guide sleeve and fixedly connected with the pressure head body through a locking bolt, and the locking bolt and the guide sleeve share the axis; be equipped with horizontally annular spacing groove on the circumference wall of pressure head body, be equipped with a plurality of horizontally regulation holes in eminences such as with annular spacing groove on the lateral wall of guide pin bushing, fine setting bolt installs in the regulation hole, and fine setting bolt's tail end can stretch into annular spacing inslot butt annular spacing groove. The utility model discloses can solve the problem that current pressure head device can't finely tune the pressure head fast, improve stamping accuracy and stamping efficiency.
Description
Technical Field
The utility model belongs to the technical field of stamping equipment, concretely relates to pressure head device of press.
Background
The press machine performs punch forming on a workpiece through the pressing head, and is widely applied to various industrial fields. For a product with higher stamping precision requirement, the stamping coordinate of the pressure head needs to be accurately controlled to ensure the accuracy of the stamping position, however, the stamping precision of the pressure head is influenced due to the installation deviation of the pressure head and the frequent vibration of equipment in the operation process, the existing pressure head is fixed on the pressure head mounting seat, the fine adjustment of the pressure head is difficult to realize, only the pressure head mounting seat can be replaced, the equipment cost is increased, and the working efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pressure head device of press to solve the problem that current pressure head device can't finely tune the pressure head fast.
The utility model provides a following technical scheme:
a pressure head device of a press machine comprises a guide sleeve, a pressure head body, a rotating nut and a fine adjustment bolt; the guide sleeve is detachably fixed on a pressure head mounting seat of the press machine, the pressure head body is eccentrically mounted in the guide sleeve, one side of the pressure head body is in contact with the side wall of the guide sleeve when the pressure head body eccentrically rotates in the guide sleeve, the rotating nut is arranged on the guide sleeve and fixedly connected with the pressure head body through a locking bolt, and the locking bolt and the guide sleeve are coaxial; the pressure head is characterized in that a horizontal annular limiting groove is formed in the circumferential wall of the pressure head body, a plurality of horizontal adjusting holes are formed in the positions, such as the annular limiting groove, of the side wall of the guide sleeve, the fine adjusting bolts are installed in the adjusting holes, and the tail ends of the fine adjusting bolts can stretch into the annular limiting groove and abut against the annular limiting groove.
Preferably, four adjusting holes are uniformly formed in the same circumference in the guide sleeve, the number of the fine adjustment bolts is equal to the number of the adjusting holes, magnetic blocks are sleeved on a screw rod of each fine adjustment bolt, the fine adjustment bolts and the guide sleeve are made of martensitic stainless steel, and the magnetic blocks can adsorb the fine adjustment bolts and the guide sleeve.
Preferably, the longitudinal section of the magnetic block is a semicircular ring structure.
Preferably, the contact surface of the magnetic block and the guide sleeve is an arc surface, and the arc surface and the guide sleeve are concentric.
Preferably, the screw rod of the locking bolt is only provided with threads at the joint of the pressure head body.
Preferably, the bottom of pressure head body opens has the mounting groove, the stiffening plate that has the carbide material bonds in the mounting groove, the bottom of stiffening plate stretches out the mounting groove.
The utility model has the advantages that: the utility model discloses install the pressure head body in the guide pin bushing eccentrically, make the pressure head body rotate eccentrically in the guide pin bushing through rotating swivel nut to finely tune the punching press coordinate of pressure head body, improve the punching press precision; meanwhile, the fine adjustment bolt is arranged on the guide sleeve to tightly push the pressure head body, so that the pressure head body is prevented from shaking in the guide sleeve to generate deflection or deformation, and the service life of the pressure head body is prolonged. Set up annular spacing groove on the circumference wall of pressure head body, the tail end butt annular spacing groove of fine setting bolt further with the pressure head body spacing steadily on the specific height in the guide pin bushing, avoid pressure head body and locking bolt's being connected not hard up.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic cross-sectional view of portion A-A of FIG. 1;
labeled as: 1. a guide sleeve; 2. a ram body; 3. rotating the nut; 4. fine-tuning the bolt; 5. a pressure head mounting base; 6. locking the bolt; 7. an annular limiting groove; 8. an adjustment hole; 9. a magnetic block; 10. an arc-shaped surface; 11. a reinforcing plate.
Detailed Description
As shown in fig. 1 and 2, a ram device of a press machine comprises a guide sleeve 1, a ram body 2, a rotating nut 3 and a fine adjustment bolt 4. Guide pin bushing 1 is fixed in on the pressure head mount pad 5 of press through common mode detachably such as joint or locating pin connection (not shown in the figure), the inside columniform cavity that is equipped with of guide pin bushing 1, guide pin bushing 1's opening is down, pressure head body 2 is cylindrical structure, pressure head body 2 installs eccentrically in guide pin bushing 1, its one side contacts with guide pin bushing 1's lateral wall when pressure head body 2 is eccentric rotation in guide pin bushing 1, swivel nut 3 arranges in on guide pin bushing 1, swivel nut 3 passes through locking bolt 6 fixed connection pressure head body 2, locking bolt 6 and guide pin bushing 1 are coaxial, namely locking bolt 6 and pressure head body 2 eccentric settings, when rotating swivel nut 3, locking bolt 6 drives pressure head body 2 and rotates eccentrically in guide pin bushing 1, thereby finely tune the punching press coordinate of pressure head body 2, improve the accuracy to the work piece punching press. The screw of the locking bolt 6 is only provided with threads at the joint of the pressure head body 2, and has a smooth outer wall at the joint with the guide sleeve 1, so that the rotating nut 3 can be easily rotated.
Be equipped with horizontally annular spacing groove 7 on the circumference wall of pressure head body 2, be equipped with four horizontally regulation holes 8 uniformly in eminences such as with annular spacing groove 7 on the lateral wall of guide pin bushing 1, fine setting bolt 4 is installed in regulation hole 8, fine setting bolt 4's tail end can stretch into annular spacing groove 7 interior butt annular spacing groove 7, thereby avoid pressure head body 2 to receive behind the great reverse action force and produce crooked, warp, pressure head body 2's life has been prolonged, the punching press precision has been improved. The fine setting bolt 4 and the annular spacing groove 7 are vertical spacing to the pressure head body 2 jointly, avoid pressure head body 2 and locking bolt 6 be connected the phenomenon that becomes flexible and lead to pressure head body 2 to drop down to appear, have improved the reliability of being connected between pressure head body 2 and swivel nut 3.
The number of the fine tuning bolts 4 is equal to that of the adjusting holes 8, when the pressure head is used, only one fine tuning bolt close to the maximum eccentricity position of the pressure head body 2 can be adjusted to enable the fine tuning bolt to be abutted against the annular limiting groove 7 of the pressure head body 2, and other fine tuning bolts can be not adjusted, so that the adjusting efficiency is improved; the screw rods of other fine tuning bolts are still arranged in the adjusting holes 8, so that foreign matters generated in the stamping process are prevented from entering the guide sleeve 1 from the adjusting holes 8 to influence the adjusting precision of the pressure head body. The screw rod of fine setting bolt 4 is overlapped and is had magnetic path 9, and fine setting bolt 4 presss from both sides magnetic path 9 tightly on guide pin bushing 1, makes the magnetic path play the effect of packing ring, and simultaneously, fine setting bolt 4 and guide pin bushing 1 are martensite stainless steel, and the adsorbable fine setting bolt 4 of magnetic path 9 and guide pin bushing 1 avoids unused fine setting bolt to loosen from the guide pin bushing 1 and takes off. The longitudinal section of the magnetic block 9 is of a semicircular ring structure, so that the magnetic block 9 can be conveniently and quickly taken out of the screw. The contact surface of the magnetic block 9 and the guide sleeve 1 is an arc-shaped surface 10, and the arc-shaped surface 10 and the guide sleeve 1 are concentric, so that the magnetic block 9 can be better attached to the side wall of the guide sleeve 1, the adsorption force is enhanced, the area of the arc-shaped surface 10 is large enough, and the magnetic block 9 can be stably adsorbed on the guide sleeve 1. The magnetic blocks 9 taken out from the fine adjustment bolts 4 can be collected into a part box and also can be adsorbed on the side wall of the guide sleeve 1, so that the magnetic blocks are prevented from being lost.
The bottom of pressure head body 2 is opened there is the mounting groove, has the stiffening plate 11 of carbide material through strong adhesive bonding in the mounting groove, and the mounting groove is stretched out to the bottom of stiffening plate 11, utilizes the bottom of stiffening plate 11 as the impact surface of pressure head body, has improved pressure head body 2's wearability.
The using method of the device comprises the following steps: the pressing head body 2 is placed in the guide sleeve 1, the locking bolt 6 is used for connecting the top of the rotating nut 3 and the top of the pressing head body 2, the rotating nut 3 and the pressing head body 2 can simultaneously press the guide sleeve 1, then four fine tuning bolts 4 are respectively installed in adjusting holes 8 in the guide sleeve 1, the rotating nut 3 is rotated, the pressing head body 2 is enabled to eccentrically rotate in the guide sleeve 1, the pressing head body 2 is accordingly finely tuned to an appropriate stamping coordinate, then the magnetic block 9 on the fine tuning bolt 4 close to the maximum eccentricity of the pressing head body 2 is taken down, the fine tuning bolt is inwards screwed, the fine tuning bolt is enabled to abut against the annular limiting groove 7, the magnetic block 9 is sleeved on a screw rod of other fine tuning bolts and then screwed down, the magnetic block 9 is used for adsorbing and fixing the fine tuning bolt, and the fine tuning.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A pressure head device of a press machine is characterized by comprising a guide sleeve, a pressure head body, a rotating nut and a fine adjustment bolt; the guide sleeve is detachably fixed on a pressure head mounting seat of a press machine, the pressure head body is eccentrically mounted in the guide sleeve, when the pressure head body eccentrically rotates in the guide sleeve, one side of the pressure head body is in contact with the side wall of the guide sleeve, the rotating nut is arranged on the guide sleeve and fixedly connected with the pressure head body through a locking bolt, and the locking bolt and the guide sleeve are coaxial; the pressure head is characterized in that a horizontal annular limiting groove is formed in the circumferential wall of the pressure head body, a plurality of horizontal adjusting holes are formed in the positions, such as the annular limiting groove, of the side wall of the guide sleeve, the fine adjusting bolts are installed in the adjusting holes, and the tail ends of the fine adjusting bolts can stretch into the annular limiting groove and abut against the annular limiting groove.
2. The ram device of the press machine according to claim 1, wherein four adjusting holes are uniformly arranged on the same circumference in the guide sleeve, and the number of the fine adjusting bolts is equal to that of the adjusting holes; the screw rod of the fine tuning bolt is sleeved with a magnetic block, the fine tuning bolt and the guide sleeve are made of martensitic stainless steel, and the magnetic block can adsorb the fine tuning bolt and the guide sleeve.
3. The ram apparatus of claim 2, wherein the magnet block has a semicircular ring structure in longitudinal section.
4. The ram device of the press machine as claimed in claim 3, wherein the contact surface of the magnetic block and the guide sleeve is an arc-shaped surface, and the arc-shaped surface is concentric with the guide sleeve.
5. The ram apparatus of a press machine of claim 1, wherein the screw of the locking bolt is threaded only at the connection of the ram body.
6. The ram device of the press machine according to claim 1, wherein a mounting groove is formed in the bottom of the ram body, a reinforcing plate made of hard alloy is bonded in the mounting groove, and the bottom of the reinforcing plate extends out of the mounting groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022236.XU CN210436686U (en) | 2019-07-02 | 2019-07-02 | Pressure head device of press machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921022236.XU CN210436686U (en) | 2019-07-02 | 2019-07-02 | Pressure head device of press machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210436686U true CN210436686U (en) | 2020-05-01 |
Family
ID=70404583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921022236.XU Active CN210436686U (en) | 2019-07-02 | 2019-07-02 | Pressure head device of press machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210436686U (en) |
-
2019
- 2019-07-02 CN CN201921022236.XU patent/CN210436686U/en active Active
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